Smartwatches / Compare

COROS APEX 4 vs Suunto Vertical 2

A

Product A: COROS

APEX 4

75 of 150 known

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B

Product B: Suunto

Vertical 2

85 of 150 known

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Every value links to where we found it.

Only differences

ACOROS APEX 4

BSuunto Vertical 2

General

6 of 10 differ

Series

APEX1Maker product pagecoros.com/apex4/specsRead 15 October 2026COROS APEX line. The overview page lists APEX in 2018, APEX Pro in 2019, APEX 2 in 2022 and APEX 4 in October 2025.

Vertical1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Page text names the Vertical family.

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

WAPX4-BLK-42, WAPX4-WHT-42, WAPX4-BLK-46, WAPX4-WHT-46, W542, W5412Maker product pageshop.coros.com/products.jsonRead 15 October 2026US store feed SKUs WAPX4-BLK-42, WAPX4-WHT-42, WAPX4-BLK-46 and WAPX4-WHT-46 for the watch alone. The feed has no barcodes, so no GTIN is stored.14Regulatory filingfccid.co/fcc/2BBGF-W542Read 15 October 2026FCC model W542 is the 42 mm. W541 is the 46 mm.

SS051204000, SS051205000, SS051206000, SS051207000, SS051208000, SS051209000, OW2443Maker product pageus.suunto.com/products/suunto-vertical-2-all-black.jsRead 15 October 2026Shop variant SKU SS051204000 for All Black. The other five colour pages carry SKUs SS051205000 to SS051209000. OW244 is the radio equipment type in the safety guide.4Maker product pageus.suunto.com/products/suunto-vertical-2-arctic-gray.jsRead 15 October 2026SKU SS051205000, Arctic Gray.5Maker product pageus.suunto.com/products/suunto-vertical-2-canyon.jsRead 15 October 2026SKU SS051206000, Canyon.6Maker product pageus.suunto.com/products/suunto-vertical-2-pine-green.jsRead 15 October 2026SKU SS051207000, Pine Green.7Maker product pageus.suunto.com/products/suunto-vertical-2-titanium-black.jsRead 15 October 2026SKU SS051208000, Titanium Black.8Maker product pageus.suunto.com/products/suunto-vertical-2-titanium-sage.jsRead 15 October 2026SKU SS051209000, Titanium Sage.

GTIN / EAN

Not available

045235103492, 045235103508, 045235103515, 045235103522, 045235103539, 0452351064933Maker product pageus.suunto.com/products/suunto-vertical-2-all-black.jsRead 15 October 2026Manufacturer variant barcode 045235103492 for All Black. Each other colour page gives its own barcode.4Maker product pageus.suunto.com/products/suunto-vertical-2-arctic-gray.jsRead 15 October 2026Barcode 045235103508.5Maker product pageus.suunto.com/products/suunto-vertical-2-canyon.jsRead 15 October 2026Barcode 045235103515.6Maker product pageus.suunto.com/products/suunto-vertical-2-pine-green.jsRead 15 October 2026Barcode 045235103522.7Maker product pageus.suunto.com/products/suunto-vertical-2-titanium-black.jsRead 15 October 2026Barcode 045235103539.8Maker product pageus.suunto.com/products/suunto-vertical-2-titanium-sage.jsRead 15 October 2026Barcode 045235106493.

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

15 October 20255Press releasecoros.com/stories/press-release/c/coros-announces-apex-4Read 15 October 2026Release dated 15 October 2025 in Irvine, California.

30 September 202511Press releaseprnewswire.com/news-releases/suunto-launches-vertical-2-the-new-generation-of-suuntos-ultimate-adventure-companion-for-the-highest-peaks-and-everyday-adventures-302570842.htmlRead 15 October 2026Suunto release dated 30 September 2025.

Status

Available1Maker product pagecoros.com/apex4/specsRead 15 October 2026The COROS US and EU stores list both sizes with a Buy now button.

Available3Maker product pageus.suunto.com/products/suunto-vertical-2-all-black.jsRead 15 October 2026The default variant has available:true on every colour page.

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$4295Press releasecoros.com/stories/press-release/c/coros-announces-apex-4Read 15 October 202642 mm 429 USD and 46 mm 479 USD. US prices exclude sales tax.

$59911Press releaseprnewswire.com/news-releases/suunto-launches-vertical-2-the-new-generation-of-suuntos-ultimate-adventure-companion-for-the-highest-peaks-and-everyday-adventures-302570842.htmlRead 15 October 2026Stainless steel $599 and titanium $699. US sales tax is not stated.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

€4496Maker product pagecoros.com/de/buy/apex4Read 15 October 2026COROS Germany store: 449 EUR for the 42 mm and 499 EUR for the 46 mm, including VAT. The EU store feed published the German product on 2025-10-15 at the same prices. This is the same price as today, since no launch-day German price list was found.

€59912Press articlerunningindustryalliance.comRead 15 October 2026Reprint of Suunto's launch information: stainless steel 599 EUR (529 GBP) and titanium 699 EUR (629 GBP). The country and tax treatment are not stated. DC Rainmaker also says the stainless steel price rose from 499 EUR to 599 EUR.

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

US, DE6Maker product pagecoros.com/de/buy/apex4Read 15 October 2026US store product page and the German store page both sell the watch.

US, EU11Press releaseprnewswire.com/news-releases/suunto-launches-vertical-2-the-new-generation-of-suuntos-ultimate-adventure-companion-for-the-highest-peaks-and-everyday-adventures-302570842.htmlRead 15 October 2026US from the release. EU from the euro launch price source.

ColoursiThe maker's own colour names

Black, White1Maker product pagecoros.com/apex4/specsRead 15 October 2026The store sells white and black watch bodies, each with nylon or silicone straps in several strap colours. Stored are the body colours.2Maker product pageshop.coros.com/products.jsonRead 15 October 2026Store option WATCH BODY COLOR: White, Black.

All Black, Arctic Gray, Canyon, Pine Green, Titanium Black, Titanium Sage1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Six colour pages exist: four stainless steel (All Black, Arctic Gray, Canyon, Pine Green) and two titanium (Titanium Black, Titanium Sage). All Black stainless steel is the base reference.

Segment

Outdoor1Maker product pagecoros.com/apex4/specsRead 15 October 2026COROS calls it a mountain sports GPS watch for trail running, climbing and skiing. The store files it under GPS watches. Stored as outdoor.

Outdoor1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Maker headline: ultimate adventure watch for outdoor expeditions and training.

OS updates promisediYears of explicitly promised OS updates. A security-only support period does not establish an OS-upgrade promise.

Not available

Not available

Security updates untiliExact end date published for security-update support of this model. Do not calculate it from a stated number of years. A security-only period does not promise OS upgrades.

Not available

Not available

Case

6 of 8 differ

Case sizeiMarketed case-size options. The marketed size can differ from physical case height, such as ceramic editions. Base dimensions describe the smallest base-material case.

42, 46mm1Maker product pagecoros.com/apex4/specsRead 15 October 2026Two sizes sold as one product, 42 mm and 46 mm. Base values describe the 42 mm case.

48.6mm1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026The maker states measurements of 48.6 x 48.6 x 13.5 mm and no separate marketed size name. Retailers list it as 49 mm.

Case shape

Round1Maker product pagecoros.com/apex4/specsRead 15 October 2026Round case with a round Memory-in-Pixel display.

Round19Spec databasekakaku.com/item/K0001714952/specRead 15 October 2026Spec database lists the case shape as round. The maker's product photos show a round case.

Case materialiMaterial of the housing body, not just the bezel. Use Mixed when the maker describes a mixture of housing/frame materials. Read the published-material field for the parts and proportions.

Mixed materials1Maker product pagecoros.com/apex4/specsRead 15 October 2026Materials: cover material Fiber Reinforced Polymer and bezel material Grade 5 Titanium Alloy. Stored as mixed.

Fibre-reinforced polymer1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table: case material glass fibre reinforced polyamide, bezel material stainless steel.

Case material (as published)

Fiber Reinforced Polymer cover with Grade 5 Titanium Alloy bezel1Maker product pagecoros.com/apex4/specsRead 15 October 2026Materials: Cover Material Fiber Reinforced Polymer, Bezel Material Grade 5 Titanium Alloy.

Glass fibre reinforced polyamide case with stainless steel bezel1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026The maker separates the polyamide housing from the stainless steel bezel. The housing is not classified as stainless steel.

BackiMaterial of the back of the smallest base-material case. Other materials or regional editions can differ. See source notes.

Not available

Glass13Maker product pageapac.suunto.com/blogs/blog/suunto-vertical-vs-vertical-2Read 15 October 2026Suunto's comparison article (May 2026) describes a redesigned glass back panel with a 4PD sensor layout.

Case dimensionsiPhysical case height, width and thickness. The source note states exclusions such as the heart-rate sensor protrusion.

Height42.6Width42.6Thickness14mm(1.7 × 1.7 × 0.6 in)1Maker product pagecoros.com/apex4/specsRead 15 October 2026Size and Weight, Dimensions: 42 mm 42.6 x 42.6 x 14 mm and 46 mm 46.2 x 46.2 x 13.7 mm. Height does not include the optical heart rate sensor. The 46 mm is thinner than the 42 mm as published. The5krunner repeats both figures.

Height48.6Width48.6Thickness13.5mm(1.9 × 1.9 × 0.5 in)1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Maker nominal measurements 48.6 x 48.6 x 13.5 mm. Sensor protrusion is not addressed.

Weight (case only)iWatch body without a strap. An unqualified published weight must not be assumed to exclude the strap.

Not available

Not available

Weight with strapiWatch with the stated strap attached. Strap material and case size belong in the source note. Reviewer measurements belong in measured fields.

44g(1.6 oz)1Maker product pagecoros.com/apex4/specsRead 15 October 2026Weight: 42 mm 44 g with nylon band and 56 g with silicone band. 46 mm 51 g with nylon band and 64 g with silicone band. The nylon band figure is stored. The maker publishes no case-only weight.3Maker product pagecoros.com/apex4Read 15 October 2026Overview: 51 g (46 mm) and 44 g (42 mm) with the nylon band.

87g(3.1 oz)14Press articlehouyhnhnm.jp/en/news/1048767Read 15 October 2026Reprint of Suunto Japan launch information: stainless steel case 87 g including silicone strap, titanium case 74 g including silicone strap. The US spec table gives 87 g without saying whether the strap is included. No case-only weight is published.

Durability

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Water resistanceiStatic water-pressure rating in atmospheres. It is not a safe swimming or diving depth. Diving limits are listed separately.

5ATM1Maker product pagecoros.com/apex4/specsRead 15 October 2026Durability: 5 ATM, suitable for surface water activities and not for diving. The buy page calls it WR50 certified.

10ATM1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table: water resistance 100 m. Stored as the nominal 10 ATM class of 100 m/10 bar from the safety guide, not as a precise bar-to-atmosphere conversion.10Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed page 6: water resistance 100 m / 328 ft / 10 bar.14Press articlehouyhnhnm.jp/en/news/1048767Read 15 October 2026Reprint states water resistance 10 ATM (100 m).

Water resistance standard

Not available

ISO 228109Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed page 28: waterproof up to 100 m according to ISO 22810.

Dust and water rating

Not available

IPX810Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026English section, printed page 6: IP-class IPX8.

Dive rating

Not available

EN 13319 depth measurement. Recreational diving equipment, not a scuba dive computer.10Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed pages 4 and 6: optional diving equipment to 10 m, complying with EN 13319, not a dive computer.

Max dive depthiMaker-rated depth for the stated diving use, not a conversion from the water-resistance pressure rating.

Not available

10m10Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed pages 5-6: maximum diving depth 10 m.

MIL-STD-810iMaker claim that the watch was tested against specified MIL-STD-810 methods. It is not a guarantee for every military-standard test.

Not available

Not available

MIL-STD-810 tests

Not available

Not available

Operating temperatureiPublished operating range. Source notes identify on-wrist limits and other operating conditions. Storage or charging limits are excluded.

Min-20Max50°C1Maker product pagecoros.com/apex4/specsRead 15 October 2026Durability: working temperature -4 F to 122 F (-20 C to 50 C). Storage temperature -20 C to 60 C is not stored.

Min-20Max55°C1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table: operating temperature -20 to +55 C.10Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed page 5: operating and storage temperature above sea level -20 to +55 C. Diving operation is 0 to +40 C.

Display

6 of 14 differ

Display type

MIP1Maker product pagecoros.com/apex4/specsRead 15 October 2026Display: 3rd Generation Memory-in-Pixel touch screen.

LTPO OLED1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table lists the display as LTPO AMOLED.

Display type (as published)

3rd Generation Memory-in-Pixel touch screen1Maker product pagecoros.com/apex4/specsRead 15 October 2026Display, Display Type verbatim.

LTPO AMOLED1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026

Screen sizeiPublished active display diagonal for a rectangular display, or diameter for a round display. Do not calculate it from pixels or display area.

1.2in(3 cm)1Maker product pagecoros.com/apex4/specsRead 15 October 2026Display Size: 1.2 inches on the 42 mm and 1.3 inches on the 46 mm.

1.5in(3.8 cm)1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table: display size 1.5 inch, display resolution 466 x 466.

Resolution

240 × 240px1Maker product pagecoros.com/apex4/specsRead 15 October 2026Display Resolution: 240 x 240 on the 42 mm and 260 x 260 on the 46 mm.

466 × 466px1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026

Pixel densityiPublished pixel density. A rectangular diagonal formula must not be applied to a round display.

Not available

Not available

Display area

Not available

Not available

Touchscreen

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Display Type says touch screen. The feature list names Touch Scroll.

Yes1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026

Max refresh rateiHighest published display refresh rate in active operation.

Not available

Not available

Min refresh rateiLowest published display refresh rate, usually in always-on mode. It is not the active-use minimum unless stated.

Not available

Not available

Peak brightnessiMaker peak-brightness claim. It may apply to a small area or bright ambient light. Full-screen limits and battery/temperature conditions belong in source notes.

Not available

2,000nits15Reviewdcrainmaker.com/2025/09/suunto-vertical-2-in-depth-review-flashlight.htmlRead 15 October 2026Review states the display brightness is 2,000 nits. No window size, ambient light or temperature conditions are given, and this is not a measurement.18Spec databasethe5krunner.com/specs/suunto/vertical-2Read 15 October 2026Spec page also lists 2,000 nits, with no conditions.

Minimum brightness

Not available

Not available

Always-on display

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Daily Features list Always-On Display. The overview calls it a 3rd generation always-on MIP display.

Yes1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026

Display cover

Sapphire1Maker product pagecoros.com/apex4/specsRead 15 October 2026Materials: Screen Material Sapphire Glass.

Sapphire1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026

Display cover (as published)

Sapphire Glass1Maker product pagecoros.com/apex4/specsRead 15 October 2026Materials: Screen Material Sapphire Glass.

Sapphire crystal1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026

Platform

3 of 15 differ

Platform

Proprietary1Maker product pagecoros.com/apex4/specsRead 15 October 2026COROS own firmware, updated through Wi-Fi and the COROS app. No Wear OS, watchOS or HarmonyOS.

Proprietary9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed pages 9-10: Suunto's own watch software, updated automatically through the Suunto app. The guide names no Wear OS, watchOS or other third-party platform.

OS at launch

Not available

Not available

Software

Not available

Not available

Latest OS

Not available

Not available

Works with

Not available

iOS, Android9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed page 10: pairs with the Suunto app from the App Store and Google Play.

Phone requirement

Not available

Not available

App store

No18Reviewoutdoorgearlab.com/reviews/camping-and-hiking/gps-watch/coros-apex-4Read 15 October 2026The review says the watch has no third-party apps and no contactless payments.

Yes9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed pages 16 and 62-63: watch faces, guides and sports apps are installed from the SuuntoPlus Store. Sports apps run as screens during recorded exercise. General smartwatch app support is not claimed.

Voice assistants

Not available

Not available

Chipset

Not available

Ambiq Apollo51018Spec databasethe5krunner.com/specs/suunto/vertical-2Read 15 October 2026Spec page lists the processor as an Ambiq Apollo510 SoC with an Arm Cortex-M55 core. Suunto's release names a new processor and expanded memory without naming the chip. Core count, clocks, process and RAM are not stated.

Process

Not available

Not available

CPU cores

Not available

Not available

CPU configuration

Not available

Not available

Max CPU clock

Not available

Not available

GPU

Not available

Not available

Low-power coprocessor

Not available

Not available

Memory

0 of 2 differ

RAMiKeep published GB values as stated. Convert a source explicitly labelled MB using 1000 MB per GB and preserve its original figure and unit in the note. Do not assume MB means MiB. Convert explicit MiB or GiB to decimal GB through their byte definitions, recording the conversion in the note. This normalization does not establish an exact physical byte count.

Not available

Not available

StorageiTotal built-in storage the maker states, in decimal GB. Space available to the user is lower and goes in the source note. A figure the maker gives only as available space is not stored.

32GB1Maker product pagecoros.com/apex4/specsRead 15 October 2026Memory: internal memory 32 GB, with room for 1200 hours of activity data (estimate based on outdoor activities).

32GB1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Published outdoor offline map storage is 32 GB. This does not establish music storage or a RAM capacity.

Health sensors

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Heart rate sensor

Optical heart rate monitor1Maker product pagecoros.com/apex4/specsRead 15 October 2026Data Tracking: Optical Heart Rate Monitor (may not work over tattoos). The sensor generation is not named.

Optical wrist heart rate sensor with 6 LEDs and 4 photodetectors1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table: integrated wrist heart rate. LED and photodetector counts are from the5krunner's spec page.18Spec databasethe5krunner.com/specs/suunto/vertical-2Read 15 October 2026Spec page: optical heart rate with 6 LEDs and 4 photodetectors. Suunto's article names a 4PD sensor layout.

ECG capabilityiElectrical heart sensing hardware with an ECG capability. The ECG app can require an eligible country, age and paired phone.

Not available

Not available

Blood oxygen sensingiBlood-oxygen sensing capability. App availability and medical status vary by market.

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Data Tracking: Optical Pulse Oximeter.

Yes1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 202611Press releaseprnewswire.com/news-releases/suunto-launches-vertical-2-the-new-generation-of-suuntos-ultimate-adventure-companion-for-the-highest-peaks-and-everyday-adventures-302570842.htmlRead 15 October 2026The release says the redesigned optical sensor supports better blood oxygen readings. The product spec table lists blood oxygen.

Skin temperature sensingiA sensor or supported function that measures skin temperature. It is not a core-body thermometer.

Not available

Not available

Blood pressure featureiPublished blood-pressure feature category. Hypertension notifications are not numerical blood-pressure readings.

Not available

Not available

Body composition sensor

Not available

Not available

Skin conductance (EDA)

Not available

Not available

Medical clearancesiNamed regulatory clearances and their jurisdiction. General water resistance or an ECG sensor does not establish medical clearance.

Not available

Not available

Motion and environment sensors

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Accelerometer

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Data Tracking: Accelerometer.

Yes9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed page 19: FusedSpeed combines GPS and wrist acceleration sensor readings.

Accelerometer range

Not available

Not available

Gyroscope

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Data Tracking: Gyroscope.

Yes9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed page 58: the watch has a gyro-assisted, tilt-compensated compass.

Barometric altimeter

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Data Tracking: Barometric Altimeter. The overview names a dual-range barometer.

Yes1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026

Compass

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Data Tracking: 3D Compass.

Yes1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026

Ambient light sensor

Not available

Not available

Depth gauge

Not available

Yes1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table: depth meter for snorkeling, 10 m.9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed page 28: the watch measures depth up to 10 m.

Depth gauge rangeiPublished measurement range of the depth gauge, distinct from maximum diving depth and water-pressure resistance.

Not available

10m1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 20269Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed page 28: depth measurement up to 10 m, waterproof to 100 m.10Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed page 6: depth display range 0 to 10 m.

Water temperature sensor

Not available

Not available

Health and fitness

4 of 5 differ

Health featuresiSupported health functions with country, phone and subscription restrictions in the source notes. Upcoming functions are not counted as available.

Blood oxygen app, Heart rate variability, Sleep tracking, Sleep stages, Stress tracking1Maker product pagecoros.com/apex4/specsRead 15 October 2026Daily Features: Daily Stress, Sleep (with REM tracking), HRV, Wellness Check. Data Tracking: Optical Pulse Oximeter. Continuous heart rate is not stored because the page does not state it. The Electrical Heart Rate Sensor is for HRV and wellness checks, so no ECG is stored.7Owner's manualsupport.coros.com/hc/en-us/articles/42070715941268-Set-Up-Your-COROS-APEX-4Read 15 October 2026Sleep and Wellness Features: sleep and nap tracking, overnight HRV and wellness checks. Control Center has an Oximeter for SpO2 readings.

Continuous heart rate, Blood oxygen app, Heart rate variability, Sleep tracking, Sleep stages, Stress tracking1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table: blood oxygen, HRV measurement, sleep tracking with deep, light and REM, stress and recovery status, daily resource level. These are recreational features, not medical clearances.

Fitness featuresiSupported workout functions. A sport-profile name alone does not prove advanced metrics such as running power or running dynamics. Trackback follows the recorded route back to the start. A compass arrow that points straight to the start does not count.

VO2 max, Training load, Recovery advice, Pool swim, Open water swim, Interval workouts, Route navigation, Turn-by-turn navigation, Trackback1Maker product pagecoros.com/apex4/specsRead 15 October 2026Training Features: EvoLab with recovery, fatigue, training load and VO2 max, Basic Interval Training, Training Plans. Navigation: Landscape and Topo map layers, turn-by-turn directions and Back-To-Start. Supported Activity Modes list Open Water and Pool Swim. Running dynamics need a COROS POD, so they are not stored.13Maker product pagecoros.com/stories/latest-news/c/get-more-from-navigationRead 15 October 2026COROS blog: Back to Start uses the GPS points logged during the activity and guides you back along the same path. The spec page lists Back-To-Start for the APEX 4 and the Using Navigation Features article lists the APEX 4.

VO2 max, Training load, Recovery advice, Running power, Pool swim, Open water swim, Interval workouts, Route navigation, Turn-by-turn navigation, Climb detection1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table: fitness level (VO2max), training load, training based recovery time, running power, pool and open-water swim, structured intervals, route navigation, climb guidance. The headline says 115+ sport modes and the table says more than 90 are preinstalled. Neither is an exact count.9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed page 26: Find back gives a direct bearing to the start and is not stored as trackback. Printed page 42: turn-by-turn instructions are set when a route is created in the Suunto app. Printed page 47: climb guidance on a route.

Sport profilesiPublished count of distinct sport/activity profiles. A claim such as 180+ is not an exact integer count.

Not available

Not available

Dive modesiActual supported dive modes. Water resistance or a depth app alone does not establish decompression-capable scuba support.

Not available

Snorkel, Freedive9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed pages 28-29: Snorkeling and Mermaiding sport modes with surface, navigation, dive session and underwater displays. Mermaiding is the breath-hold mode. The watch is not for certified scuba divers.

External sensorsiTypes of external workout sensors the watch can pair with. GPS reception, phone data and built-in sensors do not qualify.

Heart rate strap, Power meter1Maker product pagecoros.com/apex4/specsRead 15 October 2026Connectivity: accessories over Bluetooth. Training Features: Running Form Test requires COROS POD or POD 2. The buy page FAQ names BLE heart rate monitors and cycling power. No other sensor types are stated.4Maker product pagecoros.com/buy/apex4Read 15 October 2026FAQ: external sensors over BLE for HRM, cycling power and more.7Owner's manualsupport.coros.com/hc/en-us/articles/42070715941268-Set-Up-Your-COROS-APEX-4Read 15 October 2026The guide names no sensor types.

Heart rate strap, Power meter, Speed and cadence, Foot pod1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table: Bluetooth HR belts, Bluetooth foot pods, Bluetooth bike pods with speed and cadence, Bluetooth power meters.

Safety

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Fall detectioniAutomatic fall detection. Incident detection restricted to recorded workouts is not counted as general fall detection.

Not available

Not available

Car crash detection

Not available

Not available

Emergency SOSiA manual emergency alert to emergency services or preset contacts. Source notes identify the recipient, paired-phone requirement and country limits. Satellite is listed separately.

Yes10Maker product pagesupport.coros.com/hc/en-us/articles/25514157012116-Safety-AlertsRead 15 October 2026The APEX 4 is on the device list. Press and hold the dial for 7 seconds, then press once to confirm. Preset contacts (up to 3) get a text with a live location link. Needs the paired phone with cell service. It does not contact local emergency services.

Not available

Emergency sireniPublished or measured siren sound level in decibels. Audible distance alone does not establish this value. Measurement distance belongs in source notes.

Not available

Not available

Live location sharingiShares live location during supported use. A paired phone or data subscription may be required.

Yes11Maker product pagesupport.coros.com/hc/en-us/articles/51716258730772-How-to-Use-Live-TrackingRead 15 October 2026The APEX 4 is on the device list. Live Tracking works for outdoor activities and needs the phone connected with the COROS app running.

Not available

Dedicated LED flashlightiA dedicated hardware LED flashlight. Lighting the display white is not counted.

Not available

Yes1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Headline lists an integrated LED flashlight.9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed page 18: an ultra-bright flashlight in addition to the backlight, with red and white light and SOS, Breathing and Alert modes.11Press releaseprnewswire.com/news-releases/suunto-launches-vertical-2-the-new-generation-of-suuntos-ultimate-adventure-companion-for-the-highest-peaks-and-everyday-adventures-302570842.htmlRead 15 October 2026The release describes an integrated LED flashlight in the bezel with red-light mode.15Reviewdcrainmaker.com/2025/09/suunto-vertical-2-in-depth-review-flashlight.htmlRead 15 October 2026Review: dedicated LEDs on the front, two white and one red.

Positioning

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PositioningiPublished satellite systems and signal bands. Do not infer bands from dual-frequency support alone.

GPS, GLONASS, Galileo, BeiDou, QZSS1Maker product pagecoros.com/apex4/specsRead 15 October 2026Geo Location, Satellite Systems: GPS, GLONASS, Galileo, Beidou, QZSS.

GPS, GLONASS, Galileo, QZSS, BeiDou, L1 + L5 GNSS1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table lists GPS, GLONASS, GALILEO, QZSS and BEIDOU, and GNSS frequency support L1 + L5. Other constellations' individual signal bands are not allocated.

Dual-band GNSSiMaker-stated dual-frequency satellite reception. Supported constellations and signal bands are listed separately.

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Geo Location: GNSS chipset All-Satellite Dual-Frequency.

Yes1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026

Offline mapsiMap data stored on the watch and usable without live phone data. GPX routes or breadcrumb tracks alone are not offline maps.

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Navigation: map layers Landscape and Topo as downloadable global maps. The setup guide downloads maps to the watch through Map Manager.7Owner's manualsupport.coros.com/hc/en-us/articles/42070715941268-Set-Up-Your-COROS-APEX-4Read 15 October 2026Maps and Navigation: download global landscape and topographic maps to the watch in the COROS app Map Manager.

Yes1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026

Connectivity

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BluetoothiPublished Bluetooth support for this model. The version is recorded separately. Unknown version does not mean the radio is absent.

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Connectivity: phone and accessories connect over Bluetooth.

Yes1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 202610Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed page 8: Bluetooth LE at 2402-2480 MHz. No version is stated.

Bluetooth version

5.416Regulatory filingfccid.co/api/files/s2/fccids/2BBGF-W542/files/4fa28337_SAR_report.pdfRead 15 October 2026Test report CTB25071300230RH04 (W542, issued 2025-08-23): Bluetooth Version 5.4, with BLE and EDR.

Not available

Wi-FiiPublished Wi-Fi support for this model. The standard and bands are recorded separately. Unknown standard does not mean Wi-Fi is absent.

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Connectivity: data sync over Wi-Fi and the COROS app.

Yes10Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed page 8: the radio list includes WLAN.

Wi-Fi standard

Wi-Fi 616Regulatory filingfccid.co/api/files/s2/fccids/2BBGF-W542/files/4fa28337_SAR_report.pdfRead 15 October 2026Same report: Wi-Fi specification 2.4G IEEE 802.11b/g/n/ax, so Wi-Fi 6 on 2.4 GHz.

Wi-Fi 410Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed page 8: WLAN 802.11 b/g/n at 2402-2480 MHz, which is Wi-Fi 4 in the 2.4 GHz band.

Wi-Fi bands

2.4 GHz16Regulatory filingfccid.co/api/files/s2/fccids/2BBGF-W542/files/4fa28337_SAR_report.pdfRead 15 October 2026Same report: Wi-Fi 2412-2462 MHz, 11 channels. No 5 GHz band is listed.

2.4 GHz10Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed page 8: WLAN frequency band 2402-2480 MHz.

CellulariTrue when a cellular edition is sold. A variant row states whether that individual model has cellular hardware.

No1Maker product pagecoros.com/apex4/specsRead 15 October 2026Connectivity lists Bluetooth and Wi-Fi only. No cellular radio is listed.

No10Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026The complete radio list has Bluetooth LE, WLAN and NFC. No cellular radio is listed.

Network

Not available

Not available

4G bandsiPublished LTE bands for the stated regional cellular model. Do not transfer bands to another region or Wi-Fi-only model.

Not available

Not available

5G bandsiPublished 5G NR bands for the stated regional cellular model. RedCap support does not establish conventional full-bandwidth phone 5G.

Not available

Not available

NFCiSome regions sell an NFC edition, so it is per variant.

No17Spec databasethe5krunner.com/specs/coros/apex-4Read 15 October 2026NFC: No. The maker's FAQ says payment is not supported.

Yes10Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed page 8: the radio list includes NFC at 13.56 MHz. Reviewers state that there are no NFC payments, so this is hardware support only.

Contactless payments

No4Maker product pagecoros.com/buy/apex4Read 15 October 2026FAQ: Payment is not supported.

No17Reviewoutdoorgearlab.com/reviews/camping-and-hiking/gps-watch/suunto-vertical-2Read 15 October 2026Review: no NFC payments.

Payment services

Not available

Not available

Ultra-wideband

Not available

Not available

Satellite

None1Maker product pagecoros.com/apex4/specsRead 15 October 2026Connectivity lists Bluetooth and Wi-Fi only. No satellite link is listed.

Not available

ANT+

No1Maker product pagecoros.com/apex4/specsRead 15 October 2026Connectivity: accessories over Bluetooth. ANT+ is not listed.17Spec databasethe5krunner.com/specs/coros/apex-4Read 15 October 2026ANT+: No.

Not available

Audio

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Speaker

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Data Tracking: speaker to take hands-free calls or play activity alerts out loud.

Not available

Microphones

Not available

Not available

Calls on the watchiVoice-call capability of the marketed model, including sold cellular editions. Variant radio capability and paired-phone requirements still apply.

Phone only1Maker product pagecoros.com/apex4/specsRead 15 October 2026Speaker to take hands-free calls. The watch has no cellular radio, so calls go through the paired phone. Daily Features: Message/Call Alert.

None17Reviewoutdoorgearlab.com/reviews/camping-and-hiking/gps-watch/suunto-vertical-2Read 15 October 2026Review: no speaker or microphone, so the watch cannot place voice calls. Phone notifications are not voice calls.

Music on the watchiPlays audio stored on the watch. Remote control of phone playback or streaming alone does not qualify.

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Daily Features: Music, plays offline music when paired with supported Bluetooth headsets.4Maker product pagecoros.com/buy/apex4Read 15 October 2026FAQ: offline MP3 music is available directly from the watch.

No15Reviewdcrainmaker.com/2025/09/suunto-vertical-2-in-depth-review-flashlight.htmlRead 15 October 2026Review: the watch does not support music on the device.17Reviewoutdoorgearlab.com/reviews/camping-and-hiking/gps-watch/suunto-vertical-2Read 15 October 2026Review: no music storage. Music options are control only.

Controls

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ButtonsiPhysical controls used to operate the watch, excluding the rotating crown and strap-release buttons. A clickable rotating crown is counted only in Crown.

21Maker product pagecoros.com/apex4/specsRead 15 October 2026Design lists Digital Dial, Back Button and Action Button. The dial is a rotating control and is not counted in the two buttons.7Owner's manualsupport.coros.com/hc/en-us/articles/42070715941268-Set-Up-Your-COROS-APEX-4Read 15 October 2026Operating APEX 4 lists the dial, the Back/Lap button and the Action button.

39Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed page 8: a touch screen and three buttons (upper, middle, lower). There is no crown.15Reviewdcrainmaker.com/2025/09/suunto-vertical-2-in-depth-review-flashlight.htmlRead 15 October 2026Review: three physical buttons plus the touchscreen.

Named operating buttonsiNames of operating buttons, excluding the crown and strap-release controls.

Back/Lap Button, Action Button1Maker product pagecoros.com/apex4/specsRead 15 October 2026Design: Back Button and Action Button.7Owner's manualsupport.coros.com/hc/en-us/articles/42070715941268-Set-Up-Your-COROS-APEX-4Read 15 October 2026Operating APEX 4: Digital Dial (top right), Back/Lap Button (bottom right) and Action Button (bottom left).

Upper button, Middle button, Lower button9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed page 8 names the upper, middle and lower buttons.

CrowniA crown that rotates to control the interface. A round push button that does not rotate is not a crown.

Rotating1Maker product pagecoros.com/apex4/specsRead 15 October 2026Design: Digital Dial. The setup guide says to scroll the dial to move the selection and press to confirm. No haptic claim.7Owner's manualsupport.coros.com/hc/en-us/articles/42070715941268-Set-Up-Your-COROS-APEX-4Read 15 October 2026Digital Dial: scroll to move the selection, press to confirm.

None9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026The complete control inventory on printed pages 8-9 has no crown.

Rotating bezeliPhysical rotation or touch gestures around the display edge. A fixed decorative bezel is None.

Not available

None9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026The complete control inventory on printed pages 8-9 has no rotating bezel input.

Gestures

Not available

Raise wrist to wake display9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed pages 12-13: Raise to wake activates the display when the wrist is raised.

Battery and charging

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Battery capacityiPublished battery capacity for the stated case size. Rated and typical capacity are distinguished in source notes.

Not available

Not available

Claimed battery lifeiMaker endurance claims with distinct operating modes and case sizes. With solar describes augmentation of that estimate, not hardware capability. Use false for ordinary claims without solar augmentation, true for explicitly solar-aided claims, and omit it when solar qualification is unclear. Source notes state AOD, GNSS, music and solar conditions. Do not create a normal-use row from an AOD-only claim. Low power denotes the maker battery-saver mode. Keep its typical, light-use and always-on claims separate from standard-mode claims. GPS power saving identifies an intermediate reduced-accuracy GNSS saving preset. Source notes retain the maker's preset name and published conditions. Max battery GPS is the distinct maximum-saving claim. When the maker has only one GPS saving preset, it is GPS power saving.

ACOROS APEX 4

Mode	With solar	Hours (h)
Smartwatch	No	360
GPS, automatic system selection	No	41
GPS, automatic system selection with music	No	11
GPS, all systems	No	34
GPS, all systems with music	No	10
GPS, dual-band	No	26
GPS, dual-band with music	No	9

Source1Maker product pagecoros.com/apex4/specsRead 15 October 2026Battery table. 42 mm: Endurance All Systems 41 h (11 h with offline music), All Systems On 34 h (10 h), Dual Frequency 26 h (9 h), Daily Use 15 days. 46 mm: Endurance 65 h (17 h), All Systems On 53 h (16 h), Dual Frequency 41 h (15 h), Daily Use 24 days. Days are converted to hours exactly. The Battery Specifications article names the daily use row as sleep tracking plus daily stress. The setup guide says the Endurance preset picks satellite systems intelligently, so it is stored as GPS automatic system selection. Always-on display use in these figures is not stated. The standard GPS row is empty.3Maker product pagecoros.com/apex4Read 15 October 2026Overview: up to 65 hours of All Systems GPS on the 46 mm or 41 hours on the 42 mm, marked as Endurance Satellite Mode. Matches the spec table.9Maker product pagesupport.coros.com/hc/en-us/articles/23476623096980-Battery-SpecificationsRead 15 October 2026APEX 4 (42) table: Endurance 41 h, All Systems On / High 34 h, Dual Frequency / Max 26 h, daily use with sleep tracking and daily stress 15 days. APEX 4 (46): Endurance 65 h, All Systems 53 h, Dual Frequency 41 h, daily use 24 days. Same figures as the spec page. Actual use can be higher with backlight, navigation and accessories.

BSuunto Vertical 2

Mode	With solar	Hours (h)
Smartwatch	No	480
Time only	No	960
GPS, dual-band	No	65
GPS, dual-band, always-on display	No	60
GPS, all systems	No	75
GPS, all systems, always-on display	No	70
GPS, power saving	No	110
Max battery GPS	No	250

Source1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Current US spec table. Smartwatch mode up to 20 days (daily heart rate on, display wakes on wrist raise, no training). Standby time mode only up to 40 days. The page text also gives 30 days with daily heart rate off and wrist-raise display, a different condition that is not stored. Training with all-systems GNSS and multi-band up to 65 h (60 h with AOD). All-systems with single-band up to 75 h (70 h with AOD). The battery-mode promises are listed as 65 h, 75 h, 110 h and 250 h in the order of the four predefined modes Performance, Endurance, Ultra and Tour. Tour is named at up to 250 h with lower GPS accuracy and heart rate off. The 110 h figure is mapped to Ultra by that order, since the mode name is not printed next to it. Days are converted exactly to hours. All are non-solar maker estimates.

Smartwatch mode (claimed)iMaker normal-use smartwatch claim without solar. A watch with only an explicit AOD-mode claim has no value here. Workloads differ and source notes must be read.

360h=CalculatedFrom Claimed battery life

480h=CalculatedFrom Claimed battery life

AOD battery life (up to)iMaker claimed smartwatch endurance with the always-on display enabled and without solar, for the base case. Source notes preserve workload and case conditions. This is a claim, not a measured test or an AOD-off estimate.

Not available

Not available

GPS mode (claimed)iMaker regular GPS/GNSS activity claim without solar, for the base case. AOD, multi-band, music and power-saving conditions have separate rows when published.

Not available

Not available

Solar chargingiPublished solar charging hardware capability. An ordinary battery estimate without solar augmentation does not prove that the watch lacks solar charging hardware.

Not available

No15Reviewdcrainmaker.com/2025/09/suunto-vertical-2-in-depth-review-flashlight.htmlRead 15 October 2026Review compares solar battery life only for the original Vertical, and the Vertical 2 uses AMOLED without solar.17Reviewoutdoorgearlab.com/reviews/camping-and-hiking/gps-watch/suunto-vertical-2Read 15 October 2026Review: the Vertical 2 replaces the original Vertical's solar panel with an AMOLED screen.

Charging methodiThe connection at the watch, not the cable end at the USB adapter. A proprietary inductive puck is not Qi unless interoperability is explicitly established.

Proprietary plug7Owner's manualsupport.coros.com/hc/en-us/articles/42070715941268-Set-Up-Your-COROS-APEX-4Read 15 October 2026Charging APEX 4: metal pins on the A2 adapter fit into the charging port on the back of the watch and snap into place. A standard USB-C cable connects to the adapter.8Owner's manualsupport.coros.com/hc/en-us/articles/41966405480340Read 15 October 2026Charging Your APEX 4: the adapter pins fit into the port on the back and the adapter takes any standard USB-C cable. Charging works during an activity.

Magnetic pins9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Printed page 6: the USB cable's device connector has a strong magnet. The safety guide names charger pins on the watch. The watch end is a magnetic cable on pins, not Qi.

Charging guidanceiPublished charging requirements, nominal estimates and compatibility guidance. Keep adapter ratings separate from power accepted by the watch.

The COROS A2 charging adapter clips onto the pins on the back of the watch and takes any standard USB-C cable. COROS asks for an LPS-certified charger and official accessories only. It says not to use a battery pack with quick-charge capability. The store FAQ says 0 to 100% in under 2 hours.4Maker product pagecoros.com/buy/apex4Read 15 October 2026FAQ: 0 to 100% in under 2 hours. The box note says the USB-C charging cable is not included.8Owner's manualsupport.coros.com/hc/en-us/articles/41966405480340Read 15 October 2026Use an LPS-certified charger. Use official accessories only. Do not use a power bank with quick-charge capability.

Use the supplied USB charging cable, which has a USB-C connector and a magnetic watch end. The safety guide lists USB 5 V DC and 1 A charging and recommends charging at 0 to 45 C.10Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed pages 6 and 5: battery charging USB 5 V DC, 1 A, and recommended charging temperature 0 to +45 C. The 3.87 V battery voltage is stated but no capacity.13Maker product pageapac.suunto.com/blogs/blog/suunto-vertical-vs-vertical-2Read 15 October 2026The same article says Vertical 2 uses a USB-C connector and a stronger magnetic attachment on the charging cable.

Max charging power (watch)iPublished maximum charging power at the watch. Adapter rating or charger input power does not prove the power accepted by the watch.

Not available

Not available

Fast chargingiAn explicit fast-charging capability claim. A short charging time or high adapter wattage alone does not qualify.

Not available

Not available

Quick charge claimiMaker claim for usage from a short charge. Source notes identify the usage workload, such as normal use or sleep tracking.

Not available

Not available

Charge 0 to 80% (claimed)iMaker claim for charging an empty battery to 80%. Charger and approximate qualifiers belong in source notes.

Not available

Not available

Full charge time (claimed)iMaker advertised nominal full-charge duration. Approximate or theoretical maker estimates are allowed, with their conditions in source notes. Partial-charge intervals do not qualify. Measured 0 to 100% tests have a separate field.

Not available

Not available

Measured

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Peak brightness (measured)iReviewer measurement. Source notes state screen area, mode and ambient light. A small-area peak claim cannot be replaced with a full-screen measurement.

Not available

Not available

Battery life (measured)iReviewer-observed mixed-use endurance. Source notes state case size, AOD, workout use and whether it was a complete discharge. Extrapolation from partial discharge is excluded.

Not available

Not available

Battery tests (measured)iReviewer-observed endurance, with case size and test settings in source notes. Partial-discharge projections are not stored as measured endurance.

ACOROS APEX 4

Not available

BSuunto Vertical 2

Test	Hours (h)
GPS activity	66

Source16Measurementoutdoorgearlab.com/reviews/camping-and-hiking/gps-watch/suunto-vertical-2Read 15 October 2026Measured 66 hours of continuous GPS use in All Systems mode on the stainless steel model. GNSS bands, display setting and firmware are not stated. DC Rainmaker's ultra-use run burned about 2 percent an hour with navigation and AOD, which is a projection and is not stored.

Full charge time (measured)iReviewer measurement from empty to full, not 0-80% or a charge from 5%. Source notes name the charger and case size.

101min18Reviewoutdoorgearlab.com/reviews/camping-and-hiking/gps-watch/coros-apex-4Read 15 October 2026The review reports about 101 minutes from empty to full with the USB-C charging adapter on the 46 mm model tested. The charger and power source are not stated. The claim is under 2 hours.

72min16Measurementoutdoorgearlab.com/reviews/camping-and-hiking/gps-watch/suunto-vertical-2Read 15 October 2026Review says charging from empty to full takes approximately 72 minutes. The comparison table shows 72 min. Charger power and case size beyond the stainless steel model are not stated.

Strap

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Lug widthiDistance between standard strap attachment lugs, not the decorative width of a proprietary strap. Unknown for custom connectors unless the maker publishes lug width.

22mm1Maker product pagecoros.com/apex4/specsRead 15 October 2026Strap: width 22 mm on the 42 mm case and 24 mm on the 46 mm case.

22mm1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table: strap width 22 mm.

Quick-release strapiThe supplied strap can be detached through its quick-release mechanism. Compatibility with quick-release replacement straps alone does not qualify.

Yes1Maker product pagecoros.com/apex4/specsRead 15 October 2026Strap: installation type Quick Release.

Yes17Reviewoutdoorgearlab.com/reviews/camping-and-hiking/gps-watch/suunto-vertical-2Read 15 October 2026Comparison table: tools required to change the band is No. Review: swapping the strap is simple.

Strap systemiPublished attachment system and compatible case sizes. Proprietary connectors are distinguished from standard spring bars.

Quick release, 22 mm on the 42 mm case and 24 mm on the 46 mm case1Maker product pagecoros.com/apex4/specsRead 15 October 2026Strap: width 22 mm (42 mm) and 24 mm (46 mm), installation type Quick Release.

Not available

Strap materialiMaterial of the supplied strap for the stated package. Do not substitute material from another band sold separately.

Not available

Silicone1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026

Strap

Not available

Not available

Strap sizesiPublished wrist-circumference range for the stated strap or case. Source notes distinguish an overall compatible wrist range from one supplied strap size.

ACOROS APEX 4

Size	Wrist (min) (mm)	Wrist (max) (mm)
Nylon and silicone	135	205

Source1Maker product pagecoros.com/apex4/specsRead 15 October 2026Strap: 135-205 mm for silicone and nylon on the 42 mm. 140-215 mm for both on the 46 mm. The spec page lists size ranges per strap material with the same numbers.

BSuunto Vertical 2

Size	Wrist (min) (mm)	Wrist (max) (mm)
Supplied silicone strap	125	175

Source1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table: wrist sizes 125-175 mm for the supplied silicone strap.

Regulatory

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FCC ID

2BBGF-W542, 2BBGF-W54114Regulatory filingfccid.co/fcc/2BBGF-W542Read 15 October 2026FCC ID 2BBGF-W542 is COROS APEX 4 42mm, grant date Nov 28, 2025. Read on a public mirror of the FCC filing.15Regulatory filingfccid.co/fcc/2BBGF-W541Read 15 October 2026FCC ID 2BBGF-W541 is COROS APEX 4 46mm, grant date Nov 27, 2025.

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SAR limb (US)iPublished limb/wrist SAR for the stated base regional model under the US regime. Other case sizes or radio versions can differ. Head or body SAR is excluded.

0.48W/kg16Regulatory filingfccid.co/api/files/s2/fccids/2BBGF-W542/files/4fa28337_SAR_report.pdfRead 15 October 2026Same report, W542 (42 mm): maximum reported 10 g wrist-worn SAR 0.48 W/kg at 0 mm (Wi-Fi 2.4 GHz). Limit 4.0 W/kg. The 46 mm W541 report (CTB25071300229RH04) gives 0.52 W/kg. US regime.

0.026W/kg10Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed page 9: FCC highest reported wrist SAR 0.026 W/kg at 0 mm with a non-metal accessory. The EU section gives no SAR value.

SAR limb (EU)iPublished limb/wrist SAR for the stated base regional model under the EU regime. Other case sizes or radio versions can differ. Head or body SAR is excluded.

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Other certifications

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CE (RED 2014/53/EU), UK Radio Equipment Regulations 2017, FCC Part 15, ISED Canada (RSS-102), EN 13319 (depth measurement)10Maker spec sheet (PDF)ns.suunto.com/Manuals/Suunto_Vertical_2/Saftey_and_Regulatory/Suunto_Vertical_2_Safety_Regulatory_Information.pdfRead 15 October 2026Printed pages 7-9: CE radio equipment type OW244 under 2014/53/EU, UK Radio Equipment Regulations 2017, FCC Part 15, ISED Canada RSS-102, and EN 13319 depth measurement.

In the box

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In the box

COROS APEX 4 GPS Watch, COROS A2 Charging Adapter7Owner's manualsupport.coros.com/hc/en-us/articles/42070715941268-Set-Up-Your-COROS-APEX-4Read 15 October 2026What's In the Box: COROS APEX 4 GPS Watch and COROS A2 Charging Adapter. The buy page says no USB-C cable is included.

Suunto Vertical 2, Charging cable, Printed user documentation1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026Spec table: Suunto Vertical 2, charging cable, printed user documentation.

Power adapter in boxiA mains/USB power adapter is supplied. A charging cable, inductive puck or charging dock alone does not count.

No7Owner's manualsupport.coros.com/hc/en-us/articles/42070715941268-Set-Up-Your-COROS-APEX-4Read 15 October 2026The box has the A2 adapter and no USB-C cable or power adapter.

No1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026The complete contents list has no mains or USB power adapter.

Links

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Product page

coros.com/apex43Maker product pagecoros.com/apex4Read 15 October 2026The maker's product overview page.

us.suunto.com/products/suunto-vertical-2-all-black1Maker product pageus.suunto.com/products/suunto-vertical-2-all-blackRead 15 October 2026

Spec sheet

coros.com/apex4/specs1Maker product pagecoros.com/apex4/specsRead 15 October 2026The maker's technical specifications page.

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Manual

support.coros.com/hc/en-us/articles/42070715941268-Set-Up-Your-COROS-APEX-47Owner's manualsupport.coros.com/hc/en-us/articles/42070715941268-Set-Up-Your-COROS-APEX-4Read 15 October 2026Setup guide for the APEX 4, last edited 2026-10-14. COROS publishes no separate PDF manual.

ns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdf9Owner's manualns.suunto.com/Manuals/Suunto_Vertical_2/Userguides/Suunto_Vertical_2_UserGuide_EN.pdfRead 15 October 2026Suunto Vertical 2 User Guide dated 2025-09-21. The CE section on printed page 65 names radio type OW222, which differs from OW244 in the safety guide. OW222 is the original Vertical's type, so it is not stored.

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

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Warranty

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Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

2years12Maker product pagesupport.coros.com/hc/en-us/articles/360039803532-COROS-Warranty-PolicyRead 15 October 2026COROS offers a 2-year warranty from the original activation date for watches. Straps have 180 days. Local consumer law rights may differ.

2years20Maker product pageus.suunto.com/pages/sports-watches-dive-computers-precision-instruments-and-field-compassesRead 15 October 2026Current international limited warranty on the US site: sports watches have 2 years for the product body and integrated functional parts. Optional Seel coverage and statutory rights are not counted.

Both are also in the API. Back to all smartwatches.