Smartwatches / Compare
Google Pixel Watch 5 vs Samsung Galaxy Watch Ultra2
Product A: Google
105 of 150 known
Change Google Pixel Watch 5
Compare the Samsung Galaxy Watch Ultra2 with
Product B: Samsung
106 of 150 known
Change Samsung Galaxy Watch Ultra2
90 of 141 fields differ
- 45 different values
- 45 known for one only
- 33 the same
- 18 missing for both
Biggest differences
Each bar uses the scale of all 101 smartwatches.
- Water resistanceA: 5ATMB: 10ATMSamsung is 5 ATM higher.
- AOD battery life (up to)A: 30hB: 60hSamsung is 30 h higher.
- Peak brightnessA: 3,000nitsB: 5,000nitsSamsung is 2,000 nits higher.
Size, drawn to scale
Front and side.
- AGoogle: 41 × 41 mm
- BSamsung: 47.1 × 47.4 mm
Weight
0 to 80 g
Weight (case only)
A31g
B61.5g
All 150 fields
Every value links to where we found it.
General
8 of 10 differ
Series
Model numbers
GTIN / EAN
Not available
Not available
Announced
Status
Not available
Predecessor
Google Pixel Watch 421Reviewnotebookcheck.com/Google-Pixel-Watch-5-zeigt-sich-in-offiziellen-Pressebildern-und-vier-Pixel-11-Farben.1342670.0.htmlRead 23 October 2026Notebookcheck's German report calls the Pixel Watch 5 the successor of the Pixel Watch 4.22Reviewengadget.com/2234932/google-pixel-watch-5-announced-priceRead 23 October 2026Engadget's launch report says the Pixel Watch 5 hardware is not much different from its predecessor and has the same specs as the Pixel Watch 4 apart from the chip and storage.
Samsung Galaxy Watch Ultra1Press releasenews.samsung.com/global/samsung-galaxy-watch-ultra2-and-watch9-your-health-companion-on-the-wristRead 30 September 2026Samsung's launch release gives the Galaxy Watch Ultra2 a battery 35% larger than the previous Ultra model.12Reviewgsmarena.com/the_galaxy_watch_ultra2_is_slimmer_and_has_a_huge_battery_watch9_arrives_in_40mm_and_44mm_sizes-news-73831.phpRead 23 October 2026GSMArena says the Galaxy Watch Ultra2 is 12% slimmer than its predecessor, at 10.7 mm against 12.1 mm.
Successor
Not available
Not available
Launch price (US)
Launch price (EU)
Markets
Not available
Not available
Colours
Matte Black Aluminum Case / Obsidian Active Band (2nd gen), Polished Silver Aluminum Case / Fog Active Band (2nd gen), Satin Pyrite Aluminum Case / Olive Active Band (2nd gen), Champagne Gold Aluminum Case / Canyon Active Band (2nd gen), Satin Pyrite Aluminum Case / Rye Performance Loop Band1Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 20262Maker product pagesupport.google.com/googlepixelwatch/answer/12651869Read 30 September 2026
Segment
OS updates promised
Not available
Security updates until
Not available
Not available
Case
7 of 8 differ
Case size
Case shape
Case material
Case material (as published)
100% recycled aluminum1Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 2026
Titanium on front and back frame covers, with plastic and other frame materials2Maker product pagesamsung.com/uk/watches/galaxy-watch/galaxy-watch-ultra2-titanium-silver-lte-sm-l715fzsaeubRead 30 September 2026Footnote after titanium durability claims. Grade 4 claim is only secondary, and does not describe the whole frame.
Back
Not available
Case dimensions
Height41Width41Thickness12.3mm(1.6 × 1.6 × 0.5 in)1Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 2026Published as diameter 41 or 45 mm and height 12.3 mm. Height here is the thickness
Height47.4Width47.1Thickness10.7mm(1.9 × 1.9 × 0.4 in)10Press releasenews.samsung.com/de/samsung-galaxy-watch-ultra2-und-die-galaxy-watch9-smarte-begleiter-am-handgelenkRead 30 September 2026Specification table dimension footnote: BioActive sensor protrusion excluded. Actual full thickness is greater.
Weight (case only)
Weight with strap
Not available
Not available
Durability
7 of 8 differ
Water resistance
Water resistance standard
Dust and water rating
Dive rating
Not available
Max dive depth
Not available
MIL-STD-810
Not available
MIL-STD-810 tests
Not available
high/low temperature, altitude, humidity, immersion, salt fog, dust, vibration, drop1Press releasenews.samsung.com/global/samsung-galaxy-watch-ultra2-and-watch9-your-health-companion-on-the-wristRead 30 September 2026Listed as 'high/low temperature, altitude, humidity, immersion, salt fog, dust, vibration, drop, etc.'
Operating temperature
Not available
Display
11 of 14 differ
Display type
Display type (as published)
Actua 360 display, AMOLED LTPO1Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 2026
Screen size
Resolution
Not available
Pixel density
Not available
Display area
Not available
Not available
Touchscreen
Max refresh rate
Not available
Min refresh rate
Not available
Peak brightness
Minimum brightness
Not available
Always-on display
Display cover
Display cover (as published)
Custom 3D Corning Gorilla Glass 51Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 2026
Platform
9 of 15 differ
Platform
OS at launch
Software
Not available
Latest OS
Not available
Not available
Works with
Phone requirement
Works with most phones running on Android 12.0 or newer. Requires Google Account and Google Pixel Watch app1Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 2026
Android 13.0 or higher and with more than 1.5GB of memory1Press releasenews.samsung.com/global/samsung-galaxy-watch-ultra2-and-watch9-your-health-companion-on-the-wristRead 30 September 2026
App store
Voice assistants
Chipset
Qualcomm Snapdragon W5 Gen 2 Accelerated1Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 2026
Process
CPU cores
CPU configuration
AGoogle Pixel Watch 5
| Count | Core | Max clock (GHz) |
|---|---|---|
| 4 | Cortex-A53 | 1.7 |
BSamsung Galaxy Watch Ultra2
| Count | Max clock (GHz) |
|---|---|
| 1 | 2.1 |
| 4 | 1.95 |
Max CPU clock
1.7GHz
2.1GHz
GPU
Not available
Low-power coprocessor
Cortex-M55 co-processor1Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 2026
Not available
Memory
1 of 2 differ
RAM
Storage
Health sensors
5 of 8 differ
Heart rate sensor
Multi-path optical heart rate sensor1Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 2026
Samsung BioActive Sensor (Optical Bio-signal Sensor + Electrical Heart Signal + Bioelectrical Impedance Analysis)1Press releasenews.samsung.com/global/samsung-galaxy-watch-ultra2-and-watch9-your-health-companion-on-the-wristRead 30 September 2026
ECG capability
Blood oxygen sensing
Skin temperature sensing
Blood pressure feature
Not available
Body composition sensor
Not available
Skin conductance (EDA)
Not available
Medical clearances
Not available
Motion and environment sensors
3 of 9 differ
Accelerometer
Accelerometer range
Not available
Not available
Gyroscope
Barometric altimeter
Compass
Ambient light sensor
Depth gauge
Not available
Depth gauge range
Not available
Water temperature sensor
Not available
Health and fitness
3 of 5 differ
Health features
Heart rate alerts, Irregular rhythm notifications, ECG app, Heart rate variability, Sleep tracking, Sleep stages, Readiness score3Maker product pagestore.google.com/us/product/pixel_watch_5Read 30 September 2026ECG app for AFib, alerts for irregular heart rhythms and out-of-range heart rate, HRV, sleep stages and Sleep Score, daily readiness
ECG app, Heart rate variability, Sleep tracking, Sleep apnea notifications, Readiness score, Body composition, Noise monitoring1Press releasenews.samsung.com/global/samsung-galaxy-watch-ultra2-and-watch9-your-health-companion-on-the-wristRead 30 September 2026Sleep apnea feature (FDA clearance), Vitals (HRV), noise alerts (Sound Monitoring). ECG app per GSMArena. Energy Score and BIA per the UK page2Maker product pagesamsung.com/uk/watches/galaxy-watch/galaxy-watch-ultra2-titanium-silver-lte-sm-l715fzsaeubRead 30 September 2026Energy Score (readiness), sleep apnea risk detection, sleep tracking5Spec databasegsmarena.com/samsung_galaxy_watch_ultra2-14805.phpRead 30 September 2026ECG app: listed as 'ECG certified'
Fitness features
Training load, Interval workouts3Maker product pagestore.google.com/us/product/pixel_watch_5Read 30 September 2026Interval workouts for HIIT, cycling and running. Training load: see DC Rainmaker source10Reviewdcrainmaker.com/2026/09/google-watch-5-in-depth-review.htmlRead 30 September 2026Cardio Load assigns training load from 24x7 heart rate. No pairing of heart rate straps or power meters
VO2 max, Training load, Recovery advice, Route navigation, Turn-by-turn navigation, Trackback1Press releasenews.samsung.com/global/samsung-galaxy-watch-ultra2-and-watch9-your-health-companion-on-the-wristRead 30 September 2026Daily Cardio Load and recovery guidance, Fitness Index uses VO2 Max. Routes, turn by turn and Track Back per the UK page2Maker product pagesamsung.com/uk/watches/galaxy-watch/galaxy-watch-ultra2-titanium-silver-lte-sm-l715fzsaeubRead 30 September 2026
Sport profiles
Not available
Not available
Dive modes
Not available
Not available
External sensors
Not available
Safety
3 of 6 differ
Fall detection
Car crash detection
Not available
Emergency SOS
Emergency siren
Not available
Live location sharing
Not available
Dedicated LED flashlight
Not available
Not available
Positioning
2 of 3 differ
Positioning
GPS (L1+L5), Galileo (E1+E5a), GLONASS, BeiDou, QZSS2Maker product pagesupport.google.com/googlepixelwatch/answer/12651869Read 30 September 2026US: GPS, Galileo, Glonass. Rest of world adds Beidou and QZSS8Spec databasegsmarena.com/google_pixel_watch_5-14860.phpRead 30 September 2026GPS (L1+L5), GLONASS, GALILEO (E1+E5a)
GPS (L1+L5), Glonass, Beidou, Galileo, QZSS2Maker product pagesamsung.com/uk/watches/galaxy-watch/galaxy-watch-ultra2-titanium-silver-lte-sm-l715fzsaeubRead 30 September 2026
Dual-band GNSS
Connectivity
7 of 15 differ
Bluetooth
Not available
Bluetooth version
Wi-Fi
Not available
Wi-Fi standard
Wi-Fi bands
Cellular
Network
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 66, 71, 34, 38, 39, 40, 412Maker product pagesamsung.com/uk/watches/galaxy-watch/galaxy-watch-ultra2-titanium-silver-lte-sm-l715fzsaeubRead 30 September 2026Specifications > Network/Bearer: SM-L715F FDD and TDD LTE bands, not SM-L715U.
5G bands
Not available
Not available
NFC
Contactless payments
Payment services
Ultra-wideband
Not available
Satellite
Not available
ANT+
Not available
Not available
Audio
0 of 4 differ
Speaker
Microphones
Not available
Not available
Calls on the watch
Music on the watch
Yes15Reviewtechradar.com/health-fitness/smartwatches/google-pixel-watch-5-reviewRead 8 October 2026Features explicitly states music control and storage for Pixel Watch 5. Stored watch audio qualifies as local playback, unlike phone-only remote control. Music services can require a subscription. The review does not establish an exact microphone count or a complete numeric charge test.16Maker product pagesupport.google.com/googlepixelwatch/answer/12662429Read 8 October 2026Download and save songs on the watch, including Smart Downloads over Wi-Fi or LTE. Some YouTube Music functions require Premium. Reconnect to the internet at least every 30 days to retain downloaded music. This is local watch playback, not just phone control.
Controls
5 of 5 differ
Buttons
Named operating buttons
Crown
Rotating bezel
Not available
Gestures
Touchless one-handed gestures, Double pinch, Wrist turn, Raise to talk1Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 2026Double pinch is named in the Google blog launch post6Press releaseblog.google/products-and-platforms/devices/pixel/pixel-watch-5Read 30 September 202619Maker product pagesupport.google.com/googlepixelwatch/answer/16788035Read 8 October 2026Explicitly available on Pixel Watch 3, 4 and 5 with Wear OS 6.1 or later and updated apps. Double pinch controls context-dependent actions. Wrist turn closes notifications, silences calls or provides back navigation. Gestures can be disabled in settings.20Maker product pagesupport.google.com/googlepixelwatch/answer/16603950Read 8 October 2026Explicitly supports Pixel Watch 4 and 5 with Wear OS 6 or later and a compatible Google Pixel phone with Gemini set as its default assistant. Raise to talk is off by default and must be enabled. Bringing the watch near the mouth activates Gemini. Account and connectivity requirements apply to Gemini requests.
Not available
Battery and charging
10 of 13 differ
Battery capacity
Claimed battery life
AGoogle Pixel Watch 5
| Mode | With solar | Hours (h) |
|---|---|---|
| Always-on | No | 30 |
| Low power | No | 48 |
BSamsung Galaxy Watch Ultra2
| Mode | With solar | Hours (h) |
|---|---|---|
| Smartwatch | No | 80 |
| Always-on | No | 60 |
| GPS | No | 20 |
Smartwatch mode (claimed)
Not available
80h
AOD battery life (up to)
30h
60h
GPS mode (claimed)
Not available
20h
Solar charging
Not available
Not available
Charging method
Charging guidance
Not available
Not available
Max charging power (watch)
Not available
Fast charging
Yes1Press releasenews.samsung.com/global/samsung-galaxy-watch-ultra2-and-watch9-your-health-companion-on-the-wristRead 30 September 20262Maker product pagesamsung.com/uk/watches/galaxy-watch/galaxy-watch-ultra2-titanium-silver-lte-sm-l715fzsaeubRead 30 September 2026Up to 40 % in around 30 mins with the dedicated wireless charger (EP-OL715) and a 5V/2A PD adapter
Quick charge claim
Not available
Charge 0 to 80% (claimed)
Not available
Full charge time (claimed)
Measured
2 of 4 differ
Peak brightness (measured)
Not available
Not available
Battery life (measured)
Not available
Battery tests (measured)
AGoogle Pixel Watch 5
Not availableBSamsung Galaxy Watch Ultra2
| Test | Hours (h) |
|---|---|
| Mixed use, always-on display off | 96 |
Full charge time (measured)
Not available
Not available
Strap
3 of 6 differ
Lug width
Not available
Not available
Quick-release strap
Yes17Maker product pagesupport.google.com/googlepixelwatch/answer/15330690Read 8 October 2026Detach a band: press the watch band-release button and slide the band away. The guide explicitly covers the supplied Active Band. Exact 41 mm Pixel Watch 5 review independently confirms the same band-swapping mechanism. Proprietary connector, not a standard spring-bar strap.18Review9to5google.com/2026/08/19/pixel-watch-5-initial-reviewRead 8 October 2026Exact 41 mm Pixel Watch 5 review discusses changing bands, confirms unchanged external design and band-swapping mechanism. This corroborates the maker band-release instructions and does not establish a lug width.
Strap system
Google Pixel Watch band system, sized per case (41 mm or 45 mm)2Maker product pagesupport.google.com/googlepixelwatch/answer/12651869Read 30 September 2026Band specs list compatibility per case size, e.g. Active Sport band fits Pixel Watch, 2, 3, 4 and 5 (41 and 45mm)
Galaxy Watch Ultra dynamic lug system (custom, not standard pins)6Measurementgsmarena.com/samsung_galaxy_watch_ultra2-review-2986p3.phpRead 30 September 2026
Strap material
Hydrogenated nitrile butadiene rubber (HNBR)1Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 2026Materials and Finishes: Active Band (2nd gen) is Hydrogenated Nitrile Butadiene Rubber with soft-touch coating.
Hydrogenated nitrile butadiene rubber (HNBR)10Press releasenews.samsung.com/de/samsung-galaxy-watch-ultra2-und-die-galaxy-watch9-smarte-begleiter-am-handgelenkRead 30 September 2026Band collections > Marine Band: premium elastomer (HNBR). This is the actual current Marine Band, distinct from the older silicone band described in the review.
Strap
Active Band (2nd gen)1Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 2026
Marine Band1Press releasenews.samsung.com/global/samsung-galaxy-watch-ultra2-and-watch9-your-health-companion-on-the-wristRead 30 September 2026Marine Band is the band shown with the watch on Samsung UK. PeakForm and Trail bands are other options2Maker product pagesamsung.com/uk/watches/galaxy-watch/galaxy-watch-ultra2-titanium-silver-lte-sm-l715fzsaeubRead 30 September 2026
Strap sizes
AGoogle Pixel Watch 5
| Size | Wrist (min) (mm) | Wrist (max) (mm) |
|---|---|---|
| Small | 130 | 175 |
| Large | 165 | 210 |
BSamsung Galaxy Watch Ultra2
Not availableRegulatory
2 of 3 differ
FCC ID
Not available
Not available
SAR limb (EU)
Not available
Other certifications
Not available
Not available
In the box
1 of 2 differ
In the box
Google Pixel Watch 5 (41mm), Active Band 2nd gen (small and large bands), Google Pixel Watch Quick Charge Dock, Quick Start Guide1Maker product pagestore.google.com/us/product/pixel_watch_5_specsRead 30 September 2026Box for the smallest 41mm base case. A box does not contain both 41mm and 45mm watches.
Galaxy Watch Ultra2, Marine Band, Wireless charging pad8Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 30 September 2026Getting started > Device layout/package components and charging instructions. Supplied band depends on purchased package.
Power adapter in box
Links
Not compared
Product page
Spec sheet
Manual
EPREL registration number
Not available
Not available
Warranty
1 of 1 differ
Manufacturer warranty (source market)
Not available
Both are also in the API. Back to all smartwatches.