Smartwatches / Compare

Garmin Enduro 4 vs Garmin fēnix 8 Pro

A

Product A: Garmin

Enduro 4

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B

Product B: Garmin

fēnix 8 Pro

88 of 150 known

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Only differences

AGarmin Enduro 4

BGarmin fēnix 8 Pro

General

7 of 10 differ

Series

Enduro1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

fēnix1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Garmin fēnix series.

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

010-04799-00, 010-04799-01, A044131Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026US store SKU 010-04799-00, the only SKU on the US page. The UK and Germany pages sell 010-04799-01. Model number A04413 comes from the manual.4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Specifications, printed page 126: M/N A04413.

010-03198-00, 010-03198-10, 010-03199-00, 010-03199-101Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Part numbers on the US pages: 010-03198-00 and 010-03198-10 (47 mm), 010-03199-00 and 010-03199-10 (51 mm). The manual lists M/N A04807, A04809 and A05201 for the series without saying which size each is, so they are not stored. The 51 mm MicroLED (010-03380-00) is a separate display type and is left out.

GTIN / EAN

07537593825068Retailer pagevaruste.net/en/p147052/garmin-enduro-4Read 14 October 2026Finnish retailer lists bar code 0753759382506 for product code 010-04799-01 (UK and EU SKU). The check digit is valid. The GTIN of the US SKU 010-04799-00 is not found.

Not available

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

6 October 20265Press releasegarmin.com/en-US/newsroom/press-release/outdoor/enduro-4-smartwatch-redefines-ultraperformance-with-extreme-battery-life-and-advanced-training-featuresRead 14 October 2026Garmin release dated 6 October 2026.

3 September 20254Press releasegarmin.com/en-US/newsroom/press-release/wearables-health/introducing-fenix-8-pro-the-first-ever-smartwatches-from-garmin-with-inreach-technology-for-satellite-and-cellular-connectivityRead 13 October 2026Dated Olathe, Kan., 3 September 2025.

Status

Available1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026US page shows the watch as sellable with Available to ship in 1-3 business days.

Available1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026US pages show Add to Cart with 1-3 business day shipping on the access date.

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

Garmin fēnix 9 Pro5Spec databasethe5krunner.com/specs/garmin/fenix-8-proRead 13 October 2026Page names the fēnix 9 Pro as the successor.6Spec databasethe5krunner.com/specs/garmin/fenix-9-proRead 23 October 2026the5krunner's spec page lists the Fenix 8 Pro as the predecessor of the Fenix 9 Pro and its Fenix 8 Pro page lists the Fenix 9 Pro as the successor.7Reviewmightygadget.com/garmin-fenix-9-pro-vs-fenix-8-proRead 23 October 2026Mighty Gadget calls the Fenix 8 Pro the direct predecessor of the Fenix 9 Pro and the outgoing Fenix 8 Pro.

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

$899.991Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026List price $899.99 USD on the US page, the same as the launch release. Sales tax is not included.5Press releasegarmin.com/en-US/newsroom/press-release/outdoor/enduro-4-smartwatch-redefines-ultraperformance-with-extreme-battery-life-and-advanced-training-featuresRead 14 October 2026Suggested retail price $899.99. US sales tax is not stated.

$1,199.991Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026The Garmin US pages list a lower current price (1,099.99 USD for 47 mm and 1,199.99 USD for 51 mm). Launch prices are from the press release and the5krunner.4Press releasegarmin.com/en-US/newsroom/press-release/wearables-health/introducing-fenix-8-pro-the-first-ever-smartwatches-from-garmin-with-inreach-technology-for-satellite-and-cellular-connectivityRead 13 October 2026The AMOLED fēnix 8 Pro comes in 47 mm and 51 mm and starts at 1,199.99 USD. The 51 mm price is from the5krunner. US price excludes sales tax.5Spec databasethe5krunner.com/specs/garmin/fenix-8-proRead 13 October 2026Launch prices 1,199.99 USD for 47 mm AMOLED and 1,299.99 USD for 51 mm AMOLED.

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.

€899.993Maker product pagegarmin.com/de-DE/p/2032078/pn/010-04799-01Read 14 October 2026Garmin Germany store list price 899,99 EUR for SKU 010-04799-01. EUR prices include VAT. This is the maker's current list price eight days after launch. The launch release names no euro price.

Not available

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

US, GB, DE1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026US, GB and DE store pages sell the watch.

Not available

ColoursiThe maker's own colour names

Dark Olive ComfortFit fabric band1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026In the Box lists Enduro 4 with dark olive ComfortFit fabric band. No other colour is listed.

Carbon Gray DLC Titanium with Black/Pebble Gray Silicone Band, Titanium with Graphite/Black Silicone Band1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Variation names without the leading Sapphire. The Carbon Gray DLC Titanium and Titanium names are the SKU variations on the US page.

Segment

Outdoor1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Garmin lists Enduro under Adventure Watches and calls it an ultraperformance GPS smartwatch.

Outdoor1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Garmin sells it as a premium multisport smartwatch.

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.

6 October 20282Maker product pagegarmin.com/en-GB/p/2032078/pn/010-04799-01Read 14 October 2026Specs tab, Security Information: Security updates until at least 2028-10-06. This is a minimum. The same page sells SKU 010-04799-01 at GBP 799.99.

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.

51mm1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026One size only. The specs tab states 51 x 51 x 15.7 mm.

47, 51mm1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Case shape

Round1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Specs tab states the display as a 1.4 inch diameter, and the watch is round.

Round1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

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.

Fibre-reinforced polymer1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Specs tab: case material fiber-reinforced polymer, bezel material titanium.

Fibre-reinforced polymer1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026General: case material fiber-reinforced polymer with titanium rear cover. Bezel material titanium. The Carbon Gray DLC variation names a DLC titanium finish.

Case material (as published)

Fiber-reinforced polymer case with titanium bezel1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

Fiber-reinforced polymer with titanium rear cover and titanium bezel1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

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

Not available

Titanium rear cover1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

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

Height51Width51Thickness15.7mm(2 × 2 × 0.6 in)1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Specs tab Physical size 51 x 51 x 15.7 mm. Exclusions such as the sensor protrusion are not stated.

Height47Width47Thickness16mm(1.9 × 1.9 × 0.6 in)1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Physical size 47 x 47 x 16 mm on the 47 mm page and 51 x 51 x 16.5 mm on the 51 mm page. The page does not say whether the sensor bump is included.2Maker product pagegarmin.com/en-US/p/1703902Read 13 October 2026Physical size 51 x 51 x 16.5 mm.

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

57g(2 oz)1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Specs tab Weight: 66 g (case only: 57 g).

56g(2 oz)1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Weight 77 g (case only: 56 g) for 47 mm. 51 mm lists 90 g (case only: 65 g).2Maker product pagegarmin.com/en-US/p/1703902Read 13 October 2026Weight 90 g (case only: 65 g).

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

66g(2.3 oz)1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 202666 g is the total with the supplied ComfortFit fabric band. DC Rainmaker confirms the band adds 3 g to the 57 g case.6Reviewdcrainmaker.com/2026/10/garmin-enduro-4-vs-fenix9-vs-enduro3-detailed-comparison-review.htmlRead 14 October 2026The new band adds 3 g and the case weight is identical, so total weight goes from 63 g to 66 g.

77g(2.7 oz)1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026The 77 g and 90 g totals include the supplied silicone band. The page gives the totals as weight and the case-only figure in brackets.2Maker product pagegarmin.com/en-US/p/1703902Read 13 October 202690 g total with the supplied band.

Durability

4 of 8 differ

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

10ATM1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Specs tab Water rating 10 ATM. The manual defines it as pressure equivalent to 100 m.4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Specifications, printed page 125: water rating 10 ATM, pressure equivalent to a depth of 100 m.

10ATM1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Water rating 10 ATM. The manual adds 4 ATM dive (EN 13319).3Owner's manualwww8.garmin.com/manuals/webhelp/GUID-EECCAC99-90D6-4AB1-9A3A-EC433D3365E2/EN-US/fenix_8_Series_OM_EN-US.pdfRead 13 October 202610 ATM. The device withstands pressure equal to a depth of 100 m.

Water resistance standard

Not available

Not available

Dust and water rating

Not available

Not available

Dive rating

Not available

EN 133191Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Manual specifications: 4 ATM dive (EN 13319), designed to comply with CSN EN 13319.

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

Not available

40m1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Dive activity maximum operating depth 40 meters.

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

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Overview text says the watch is tested to U.S. military standards for thermal, shock and water resistance. The page names no MIL-STD-810 method numbers.

MIL-STD-810 tests

Not available

thermal, shock, water resistance1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

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

Min-20Max45°C4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Specifications, printed page 125: operating and storage temperature range -20 to 45 C. The charging range of 0 to 45 C is not used.

Min-20Max45°C3Owner's manualwww8.garmin.com/manuals/webhelp/GUID-EECCAC99-90D6-4AB1-9A3A-EC433D3365E2/EN-US/fenix_8_Series_OM_EN-US.pdfRead 13 October 2026Specifications: operating and storage temperature range -20 to 45 degrees C. Charging range 0 to 45 degrees C.

Display

6 of 14 differ

Display type

MIP1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

OLED1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Display type AMOLED. The 51 mm MicroLED is a different display and is not part of this product.

Display type (as published)

Sunlight-visible, transflective memory-in-pixel (MIP)1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

AMOLED1Maker product pagegarmin.com/en-US/p/1701921Read 13 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.

1.4in(3.6 cm)1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Specs tab Display Size 1.4 inch (35.56 mm) diameter.

1.4in(3.6 cm)1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Display size 1.4 inch (35.56 mm) diameter. The 51 mm AMOLED lists the same display.

Resolution

280 × 280px1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

454 × 454px1Maker product pagegarmin.com/en-US/p/1701921Read 13 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 pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 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

2,000nits5Spec databasethe5krunner.com/specs/garmin/fenix-8-proRead 13 October 2026AMOLED is about 2,000 nits peak (the MicroLED is 4,500 nits). Android Central's comparison also says the fēnix 8 Pro AMOLED reaches 2,000 nits. Garmin's own page states no nit figure. This is a launch claim, not a measurement, and the screen area and mode are not stated.

Minimum brightness

Not available

Not available

Always-on display

Not available

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Battery table lists always-on display figures for every mode that supports it.

Display cover

Sapphire1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

Sapphire1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Display cover (as published)

Power Sapphire1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Specs tab Lens material Power Sapphire, with solar charging.

Sapphire crystal1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Lens material Sapphire crystal on the 47 mm AMOLED SKUs.

Platform

1 of 15 differ

Platform

Proprietary1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Garmin's own watch software. Connect IQ is the app store.

Proprietary1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

OS at launch

Not available

Not available

Software

Not available

Not available

Latest OS

Not available

Not available

Works with

iOS, Android1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

iOS, Android1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Phone requirement

Not available

Not available

App store

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Connect IQ (downloadable watch faces, data fields and apps) with an on-device Connect IQ Store.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Voice assistants

Not available

Voice Commands, Phone Assistant1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Voice command and Bluetooth phone calling with voice assistant support are in the specification list. The two names describe those entries.

Chipset

Not available

Not available

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

1 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.

64GB1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Specs tab Memory/History 64 GB. This is nominal storage for maps, music and data.

32GB1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Health sensors

4 of 8 differ

Heart rate sensor

Garmin Elevate Gen 56Reviewdcrainmaker.com/2026/10/garmin-enduro-4-vs-fenix9-vs-enduro3-detailed-comparison-review.htmlRead 14 October 2026Both Enduro 4 and fenix 9 have Garmin's Elevate Gen5 optical HR sensor. Garmin's own pages say only Garmin Elevate.

Garmin Elevate wrist heart rate monitor1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Garmin Elevate wrist heart rate monitor. The page names no generation.

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

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Specs list the Garmin ECG app. The ECG app needs an eligible country and is for adults aged 22 and over.6Reviewdcrainmaker.com/2026/10/garmin-enduro-4-vs-fenix9-vs-enduro3-detailed-comparison-review.htmlRead 14 October 2026Both watches have medically certified ECG hardware and features.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Garmin ECG app. Needs an eligible country and a paired phone. Records an ECG similar to a Lead I ECG and detects signs of AFib.

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

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Pulse Ox blood oxygen saturation monitor. Not available in all countries.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

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

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Health & Wellness Monitoring lists skin temperature.7Spec databasegadgetsandwearables.com/technical-specs/garmin-enduro-4Read 14 October 2026Skin temperature: Yes, in agreement with the Garmin spec table.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Skin temperature is in the Health and Wellness list.

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

None7Spec databasegadgetsandwearables.com/technical-specs/garmin-enduro-4Read 14 October 2026Blood pressure: No. Garmin lists no blood pressure feature.

Not available

Body composition sensor

No7Spec databasegadgetsandwearables.com/technical-specs/garmin-enduro-4Read 14 October 2026Body composition: No. Garmin's complete sensor list has no body composition sensor.

Not available

Skin conductance (EDA)

No7Spec databasegadgetsandwearables.com/technical-specs/garmin-enduro-4Read 14 October 2026Galvanic skin response: No. Garmin's complete sensor list has no skin conductance sensor.

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

2 of 9 differ

Accelerometer

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Accelerometer range

Not available

Not available

Gyroscope

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Barometric altimeter

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Compass

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Ambient light sensor

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Depth gauge

No6Reviewdcrainmaker.com/2026/10/garmin-enduro-4-vs-fenix9-vs-enduro3-detailed-comparison-review.htmlRead 14 October 2026The fenix 9 series has a depth gauge. The Enduro 4 does not.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

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

Not available

40m1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Water temperature sensor

Not available

Not available

Health and fitness

1 of 5 differ

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

Continuous heart rate, Heart rate alerts, ECG app, Blood oxygen app, Heart rate variability, Sleep tracking, Sleep stages, Stress tracking, Readiness score, Cycle tracking1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Heart rate every second, abnormal heart rate alerts (high and low), ECG app, Pulse Ox, HRV status, sleep score with sleep stages, all-day stress, training readiness and women's health. Breathing variations during sleep are not a sleep apnea notification, so that option is not stored.

Continuous heart rate, Heart rate alerts, ECG app, Blood oxygen app, Heart rate variability, Sleep tracking, Sleep stages, Stress tracking, Readiness score, Cycle tracking1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Heart rate every second, high and low abnormal heart rate alerts, ECG app, Pulse Ox, HRV status, advanced sleep with sleep stages, all-day stress, training readiness and women's health. Pulse Ox is not available in every country.

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, Running dynamics, Running power, Pool swim, Open water swim, Strength rep counting, Interval workouts, Route navigation, Turn-by-turn navigation, Trackback, Climb detection, Golf courses, Ski resort maps1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Spec table lists VO2 max, training load, recovery time, running dynamics, running power, pool and open-water swim metrics, automatic rep counting, improved intervals, courses with turn-by-turn directions, TracBack, ClimbPro and trail run auto climb, 43,000 preloaded golf courses and preloaded ski resort maps. Move IQ is listed without a description, so automatic workout detection is not stored. More than 100 activity profiles is not an exact count.

VO2 max, Training load, Recovery advice, Running dynamics, Running power, Pool swim, Open water swim, Strength rep counting, Interval workouts, Route navigation, Turn-by-turn navigation, Trackback, Climb detection, Golf courses, Ski resort maps1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026VO2 max, training load, recovery time, running dynamics, running power, pool and open water swim, automatic rep counting, interval training, course guidance and turn-by-turn directions, TracBack, ClimbPro-style live climb information, 43,000 golf courses and ski resort maps.

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

Scuba, single gas, Freedive1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Spec list: single-gas mode and APNEA mode. No multi-gas or gauge mode is listed.

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 meter, Speed and cadence, Foot pod, Smart trainer1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Spec table lists HRM running pace and distance, Vector and Rally power meters, speed and cadence sensors, foot pod capable and smart trainer control. The manual lists the same sensor types. Metrics that need an accessory are not built-in sensors.

Heart rate strap, Power meter, Speed and cadence, Foot pod, Smart trainer1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Specs list HRM accessories, smart trainer control and foot pod capable. Power meter and speed and cadence sensor status appear in the manual sensor pages.

Safety

1 of 6 differ

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

No4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Printed pages 109 and 110: incident detection is available only for certain outdoor activities. This is not general fall detection.

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.

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Assistance row. The watch sends a message with a live location link to preset contacts through the paired phone. It does not call emergency services.4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Printed pages 109 and 110: holding the upper-left button for five seconds sends an assistance message with a LiveTrack link and GPS location to assistance contacts. It needs the paired phone with a data plan. The manual says Garmin Connect does not contact emergency services.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Interactive SOS over satellite and LTE. An active inReach service plan is required.

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.

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Live event sharing and LiveTrack through the paired phone.4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Printed page 109: LiveTrack sends a web page link to friends and family. Live Event Sharing needs a compatible Android phone.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026LiveTrack and LTE LiveTrack. The LTE function needs an inReach plan.

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

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026LED flashlight in the highlights. The press release says white and red light.5Press releasegarmin.com/en-US/newsroom/press-release/outdoor/enduro-4-smartwatch-redefines-ultraperformance-with-extreme-battery-life-and-advanced-training-featuresRead 14 October 2026Integrated LED flashlight with white and red light options.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026LED flashlight is in the feature list.

Positioning

0 of 3 differ

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

GPS, GLONASS, Galileo, QZSS, BeiDou1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Sensors list GPS, GLONASS, Galileo, QZSS and BeiDou with SatIQ. Frequency bands per system are not listed.

GPS, GLONASS, Galileo, QZSS, BeiDou1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Sensors list GPS, GLONASS, Galileo, QZSS and BeiDou with SatIQ technology.

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

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Highlights list Multi-band GPS.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Multi-band GPS is in the feature list.

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 pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Built-in mapping with preloaded road and trail maps and downloadable cartography support.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Built-in mapping with TopoActive maps. The maps tab lists the preloaded maps.

Connectivity

5 of 15 differ

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

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Connectivity row lists Bluetooth, ANT+ and Wi-Fi. No Bluetooth version is published.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Bluetooth version

Not available

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 pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Connectivity row lists Wi-Fi. No Wi-Fi standard is published.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Wi-Fi standard

Not available

Not available

Wi-Fi bands

2.4 GHz4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Specifications, printed page 126: wireless frequencies list only 2400-2483.5 MHz (below 19 dBm) and 13.56 MHz. The 2.4 GHz band is the only radio band, so no 5 GHz Wi-Fi. No Wi-Fi standard is published.

Not available

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

No4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026The complete radio list on printed page 126 has only 2.4 GHz and 13.56 MHz, so there is no cellular radio. DC Rainmaker also says there is no LTE.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026LTE communication needs an inReach plan. Coverage is not available in all regions.

Network

Not available

LTE1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

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.

Yes4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Printed page 126 lists 13.56 MHz, used for Garmin Pay.7Spec databasegadgetsandwearables.com/technical-specs/garmin-enduro-4Read 14 October 2026NFC / connected pay: Yes, in agreement with the manual's 13.56 MHz radio.

Yes3Owner's manualwww8.garmin.com/manuals/webhelp/GUID-EECCAC99-90D6-4AB1-9A3A-EC433D3365E2/EN-US/fenix_8_Series_OM_EN-US.pdfRead 13 October 2026The wireless frequency table for the fēnix 8 Pro lists 13.56 MHz, the NFC band, and Garmin Pay is in the feature list.

Contactless payments

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Garmin Pay contactless payments. Not available in all regions.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Payment services

Garmin Pay1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

Garmin Pay1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Ultra-wideband

No4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026The complete radio list on printed page 126 has only 2.4 GHz and 13.56 MHz, so there is no UWB radio. Gadgets & Wearables also lists no UWB.7Spec databasegadgetsandwearables.com/technical-specs/garmin-enduro-4Read 14 October 2026UWB: No.

Not available

Satellite

None4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026The complete radio list shows no satellite radio. DC Rainmaker says there is no satellite messaging.

Emergency SOS, Messaging, Location sharing1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Satellite text messaging, location check-ins and interactive SOS. An inReach plan is required. The US page marks satellite and LTE as plan-based features.

ANT+

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Audio

3 of 4 differ

Speaker

No6Reviewdcrainmaker.com/2026/10/garmin-enduro-4-vs-fenix9-vs-enduro3-detailed-comparison-review.htmlRead 14 October 2026Enduro 4 has a simple beeper and no speaker.7Spec databasegadgetsandwearables.com/technical-specs/garmin-enduro-4Read 14 October 2026Speakers: No.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 20263Owner's manualwww8.garmin.com/manuals/webhelp/GUID-EECCAC99-90D6-4AB1-9A3A-EC433D3365E2/EN-US/fenix_8_Series_OM_EN-US.pdfRead 13 October 2026The manual mentions residual water in the speaker and microphone after swimming.

Microphones

06Reviewdcrainmaker.com/2026/10/garmin-enduro-4-vs-fenix9-vs-enduro3-detailed-comparison-review.htmlRead 14 October 2026Enduro 4 has no microphone.7Spec databasegadgetsandwearables.com/technical-specs/garmin-enduro-4Read 14 October 2026Microphone: No.

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.

None4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Printed page 88: the watch shows an incoming call, but to talk to the caller you must use your connected phone. Gadgets & Wearables and DC Rainmaker also say there is no calling on the watch.6Reviewdcrainmaker.com/2026/10/garmin-enduro-4-vs-fenix9-vs-enduro3-detailed-comparison-review.htmlRead 14 October 2026Voice control and calling features need a microphone, which the Enduro 4 does not have.

Cellular or phone1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Two-way voice calls over LTE (plan needed). Bluetooth phone calling is also listed.

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

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Music storage in the highlights. Spotify, Deezer or Amazon Music playlists can be downloaded, subscription may be required.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Spec list: music storage, plays and controls watch music. Music services may need a subscription.

Controls

0 of 5 differ

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

54Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Button Functions, printed pages 6 and 7: five numbered push buttons plus the touchscreen.

53Owner's manualwww8.garmin.com/manuals/webhelp/GUID-EECCAC99-90D6-4AB1-9A3A-EC433D3365E2/EN-US/fenix_8_Series_OM_EN-US.pdfRead 13 October 2026Five buttons are described in the Introduction: upper-left, middle-left, lower-left, upper-right and lower-right.

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

Upper-left button, Middle-left button, Lower-left button, Upper-right button, Lower-right button4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Button Functions: Upper-left, Middle-left, Lower-left, Upper-right and Lower-right button.

Upper-left button, Middle-left button, Lower-left button, Upper-right button, Lower-right button3Owner's manualwww8.garmin.com/manuals/webhelp/GUID-EECCAC99-90D6-4AB1-9A3A-EC433D3365E2/EN-US/fenix_8_Series_OM_EN-US.pdfRead 13 October 2026Names are the manual's position labels, because the manual gives no other names.

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

None4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026The button and touchscreen overview shows only push buttons and no crown.

None3Owner's manualwww8.garmin.com/manuals/webhelp/GUID-EECCAC99-90D6-4AB1-9A3A-EC433D3365E2/EN-US/fenix_8_Series_OM_EN-US.pdfRead 13 October 2026No rotating crown. Control is by five buttons and the touchscreen.

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

None4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026The button and touchscreen overview shows no rotating bezel.

None3Owner's manualwww8.garmin.com/manuals/webhelp/GUID-EECCAC99-90D6-4AB1-9A3A-EC433D3365E2/EN-US/fenix_8_Series_OM_EN-US.pdfRead 13 October 2026No rotating bezel is described.

Gestures

Not available

Not available

Battery and charging

6 of 13 differ

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.

AGarmin Enduro 4

Mode	With solar	Hours (h)
Smartwatch	No	864
Smartwatch	Yes	2,160
Low power	No	2,208
GPS, automatic system selection	No	80
GPS, automatic system selection	Yes	144
GPS, automatic system selection with music	No	22
GPS, automatic system selection with music	Yes	25
Max battery GPS	No	210
Extended GPS workout	No	120
Extended GPS workout	Yes	320
Expedition	No	1,848

Source1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Current US battery table, also in the manual. Days are converted to hours exactly. Normal activity mode with SatIQ is stored as automatic system selection. Solar rows follow the page footnotes: smartwatch and low power modes assume all-day wear with 3 hours per day outside in 50,000 lux, activity modes assume use in 50,000 lux. Rows that read unlimited with solar have no number and are not stored. Max Accuracy (60 h, 90 h with solar) is not stored because no option fits and Garmin does not say which GNSS bands it uses.4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Battery Information, printed page 126. It matches the US page. Normal or Balanced power mode, Max Battery, Extended and Max Accuracy are the manual's names. The satellite settings text says every satellite mode uses SatIQ to select satellite systems dynamically.

BGarmin fēnix 8 Pro

Mode	With solar	Hours (h)
Smartwatch	No	360
Always-on	No	192
Low power	No	456
GPS	No	44
GPS, always-on display	No	33
GPS, all systems	No	34
GPS, all systems, always-on display	No	26
GPS, dual-band	No	30
GPS, dual-band, always-on display	No	23
GPS, dual-band with music	No	13
Max battery GPS	No	70
Expedition	No	336

Source1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 202647 mm: smartwatch 15 days (8 days always-on), battery saver watch mode 19 days, GPS only 44 h (33 h AOD), all satellite systems 34 h (26 h), all systems plus multi-band 30 h (23 h), multi-band plus music 13 h, max battery GPS 70 h, expedition GPS 14 days. Multi-band and music figures assume typical use with SatIQ. The LTE LiveTrack rows (12 h and 8 h) have no matching mode option and are not stored. Days are converted to hours exactly. These are not solar-aided. Row values for 51 mm come from the 51 mm page and the manual.2Maker product pagegarmin.com/en-US/p/1703902Read 13 October 2026Smartwatch 27 days (15 days always-on), battery saver 34 days, GPS only 78 h (56 h), all systems 60 h (47 h), multi-band 53 h (41 h), multi-band plus music 23 h, max battery GPS 123 h, expedition 24 days.3Owner's manualwww8.garmin.com/manuals/webhelp/GUID-EECCAC99-90D6-4AB1-9A3A-EC433D3365E2/EN-US/fenix_8_Series_OM_EN-US.pdfRead 13 October 2026Battery Information table for fēnix 8 Pro 47 mm, 51 mm and MicroLED. The 47 mm and 51 mm columns match the product pages.

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.

864h=CalculatedFrom Claimed battery life

360h=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

192h=CalculatedFrom Claimed battery life

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

44h=CalculatedFrom Claimed battery life

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

Yes1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Solar charging in the highlights and a Power Sapphire solar lens.

Not available

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 plug1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Charging method: Garmin proprietary plug charger. The USB end of the cable is not the watch port.

Proprietary plug1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Garmin proprietary plug charger. The watch port is Garmin's own.3Owner's manualwww8.garmin.com/manuals/webhelp/GUID-EECCAC99-90D6-4AB1-9A3A-EC433D3365E2/EN-US/fenix_8_Series_OM_EN-US.pdfRead 13 October 2026Your watch comes with a proprietary charging cable.

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

Proprietary charging cable with a USB-C end. The manual says to plug the other end into a USB-C computer port or an AC adapter with a 5 W minimum power rating. The watch does not solar charge while connected to an external power source or when the battery is full.4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Printed page 125: plug the cable into a USB-C computer port or AC adapter (5 W minimum power rating). The watch does not solar charge when connected to an external power source or when the battery is full.

Not available

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

None of 4 known

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.

Not available

Not available

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.

Not available

Not available

Strap

5 of 6 differ

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.

26mm1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026QuickFit watch band compatible (26 mm).

22mm1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026QuickFit band compatible, included: 22 mm for 47 mm and 26 mm for 51 mm.2Maker product pagegarmin.com/en-US/p/1703902Read 13 October 2026QuickFit band included (26 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 pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026QuickFit watch band compatible. The press release says QuickFit makes swapping bands simpler.

Yes1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

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

QuickFit 26 mm1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026QuickFit watch band compatible (26 mm).

QuickFit, 22 mm on the 47 mm case and 26 mm on the 51 mm case1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

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

Fabric1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Specs tab Strap material ComfortFit. The press release calls it the ComfortFit Fabric Band.

Silicone1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Strap

ComfortFit Fabric Band1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Press release name: ComfortFit Fabric Band.5Press releasegarmin.com/en-US/newsroom/press-release/outdoor/enduro-4-smartwatch-redefines-ultraperformance-with-extreme-battery-life-and-advanced-training-featuresRead 14 October 2026The ComfortFit Fabric Band is new to Enduro 4.

Black/Pebble Gray Silicone Band1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

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

AGarmin Enduro 4

Size	Wrist (min) (mm)	Wrist (max) (mm)
ComfortFit Medium	145	220

Source1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026Specs tab lists wrist circumference for ComfortFit Medium 145-220 mm. The same table lists silicone, leather and metal bands that fit the case, which are accessories and are not stored. The box contents do not name a band size.

BGarmin fēnix 8 Pro

Size	Wrist (min) (mm)	Wrist (max) (mm)
Silicone band	125	208

Source1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026Fits wrists of 125-208 mm with the silicone band on 47 mm and 127-210 mm on 51 mm.2Maker product pagegarmin.com/en-US/p/1703902Read 13 October 2026Silicone band fits 127-210 mm.

Regulatory

None of 3 known

FCC ID

Not available

Not available

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.

Not available

Not available

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.

Not available

Not available

Other certifications

Not available

Not available

In the box

1 of 2 differ

In the box

Enduro 4 with dark olive ComfortFit fabric band, Charging/data cable, Documentation1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026In the Box tab, verbatim.

fēnix 8 Pro (47 mm, AMOLED) smartwatch, Charging/data cable, Documentation1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 20262Maker product pagegarmin.com/en-US/p/1703902Read 13 October 2026fēnix 8 Pro (51 mm, AMOLED) smartwatch, charging/data cable, documentation.

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

No1Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026The box has a charging/data cable and documentation, with no mains or USB power adapter.

No1Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026In the box: watch, charging/data cable and documentation. No mains adapter.

Links

Not compared

Product page

www.garmin.com/en-US/p/2032078/pn/010-04799-001Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

www.garmin.com/en-US/p/17019211Maker product pagegarmin.com/en-US/p/1701921Read 13 October 2026

Spec sheet

www.garmin.com/en-US/p/2032078/pn/010-04799-001Maker product pagegarmin.com/en-US/p/2032078/pn/010-04799-00Read 14 October 2026

Not available

Manual

www8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdf4Owner's manualwww8.garmin.com/manuals/webhelp/GUID-25EFCCBC-D0EB-4E1B-AE9F-B4B900891C20/EN-US/Enduro_4_OM_EN-US.pdfRead 14 October 2026Enduro 4 Owner's Manual, English (US) PDF. The link comes from the Garmin Rumors wiki page for Enduro 4. Garmin's support page was not reachable.

www8.garmin.com/manuals/webhelp/GUID-EECCAC99-90D6-4AB1-9A3A-EC433D3365E2/EN-US/fenix_8_Series_OM_EN-US.pdf3Owner's manualwww8.garmin.com/manuals/webhelp/GUID-EECCAC99-90D6-4AB1-9A3A-EC433D3365E2/EN-US/fenix_8_Series_OM_EN-US.pdfRead 13 October 2026fēnix 8 Series owner's manual. It covers the AMOLED, Solar, Pro and MicroLED models.

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

1 of 1 differ

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.

1year9Maker product pagegarmin.com/en-US/legal/consumer-limited-warrantyRead 14 October 2026Garmin US Consumer Limited Warranty, revised December 30, 2025: non-aviation products are warranted for one year from purchase. US scope. Statutory rights in other markets are separate.

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