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Wearable comparison

Google Pixel Watch 3 vs Samsung Galaxy Watch 8 Classic

Compare battery life, health tracking, display and fit.

Compared products
01Selected
Google Pixel Watch 3

Google Pixel Watch 3

  • Qualcomm Snapdragon W5 Gen 1; Cortex-M33 coprocessor processor.
  • 2 GB RAM in this version.
  • 32 GB storage in this version.
  • Runs Wear OS 5.
  • Wi-Fi 6 support.
KSh 37,500In Stock
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02
Samsung Galaxy Watch 8 Classic

Samsung Galaxy Watch 8 Classic

  • Screen: 438 × 438 pixels.
  • Exynos W1000, 3 nm processor.
  • 2 GB RAM in this version.
  • 64 GB storage in this version.
  • Runs Wear OS 6; One UI 8 Watch.
KSh 38,500In Stock
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OnePlus Watch 4KSh 38,500
Samsung Galaxy Watch 9 40mmKSh 39,500
Google Pixel Watch 5 41mmKSh 42,000
WHOOP ONE 5.0 SensorKSh 37,000
Amazfit Balance 2KSh 39,000
Google Pixel Watch 4KSh 44,500
Huawei Watch GT Runner 2KSh 37,000
2 of 4 products

Our quick verdict

With the same 2 GB of RAM and IP68 rating, the Samsung Galaxy Watch 8 Classic lasts longer per charge (40 hours) and has a brighter screen for outdoor use and more storage (64 GB), while the Google Pixel Watch 3 takes ECG heart-rhythm readings, is lighter to wear all day and syncs with apps such as Strava.

Performance

Google Pixel Watch 3
Qualcomm Snapdragon W5 Gen 1; Cortex-M33 coprocessor processor
Samsung Galaxy Watch 8 Classic
Exynos W1000, 3 nm processor

Storage

Google Pixel Watch 3
32 GB storage in this version
Samsung Galaxy Watch 8 Classic
64 GB storage in this version

Software

Google Pixel Watch 3
Runs Wear OS 5
Samsung Galaxy Watch 8 Classic
Runs Wear OS 6; One UI 8 Watch

Battery life

Google Pixel Watch 3
Up to 24 hours per charge
Samsung Galaxy Watch 8 Classic
Up to 40 hours per charge

Portability

Google Pixel Watch 3
31 g
Samsung Galaxy Watch 8 Classic
63.5 g

Key differences

The main differences to help you choose.

Google Pixel Watch 3

  • Lighter: 31 g (vs 63.5 g).
  • ECG heart-rhythm readings.
  • Syncs with third-party apps such as Strava and Apple Health.

Samsung Galaxy Watch 8 Classic

  • Rated for up to 40 hours per charge (vs 24).
  • Brighter display: up to 3,000 nits (vs 2,000).
  • More storage: 64 GB (vs 32 GB).
  • Newer Wear OS 6 (vs Wear OS 5).

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

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6 priorities selected.
How each product answers the selected priorities
PriorityGoogle Pixel Watch 3Samsung Galaxy Watch 8 Classic
Battery lifeUp to 24 hours per chargeUp to 40 hours per charge
Storage32 GB storage64 GB storage
PerformanceQualcomm Snapdragon W5 Gen 1 processorExynos W1000 processor
SoftwareWear OS 5Wear OS 6
Display1.2-inch OLED display, 60 Hz, 320 ppi1.34-inch OLED display
Battery capacity41 mm: 307 mAh445 mAh battery

Detailed comparison

Explore the full specifications, section by section.

Display

Display specifications comparison
SpecificationGoogle Pixel Watch 3Samsung Galaxy Watch 8 Classic
Display41 mm: 1.2-inch; 45 mm: 1.4-inch Actua LTPO AMOLED1.34-inch Super AMOLED
Screen resolution41 mm: 408 × 408; 45 mm: 456 × 456 pixels; 320 ppi438 × 438 pixels
Display protection3D Corning Gorilla Glass 5Sapphire crystal
Display featuresAlways-on display; 1–60 Hz; DCI-P3 colourFull-colour always-on display

Connectivity

Connectivity specifications comparison
SpecificationGoogle Pixel Watch 3Samsung Galaxy Watch 8 Classic
Network / cellularLTE and UMTS on cellular editionsGSM / HSPA / LTE
SIM / eSIMLTE edition: eSIMeSIM
Wi-FiWi-Fi 802.11a/b/g/n/ac/ax; 2.4 GHz + 5 GHzWi-Fi 2.4 GHz + 5 GHz
BluetoothBluetooth 5.3Bluetooth 5.3
NFCSupportedSupported
Positioning / GNSSGPS; Galileo; GLONASS; BeiDou; QZSSDual-frequency GPS, L1 + L5; GLONASS; BeiDou; Galileo
Ultra Wideband (UWB)Supported—

Identity & design

Identity & design specifications comparison
SpecificationGoogle Pixel Watch 3Samsung Galaxy Watch 8 Classic
BrandGoogleSamsung
ModelGoogle Pixel Watch 3Samsung Galaxy Watch 8 Classic
Announced2024, August 132025, July 09
Dimensions41 mm or 45 mm diameter × 12.3 mm height46.4 × 46.0 × 10.6 mm
Weight41 mm: 31 g; 45 mm: 37 g, without band63.5 g without band
Build materialsAluminum caseStainless-steel case
Wrist size41 mm: small 130–175 mm, large 165–210 mm; 45 mm: small 150–185 mm, large 165–215 mm—
Strap / bandActive Band; fluoroelastomer—
Controls / buttonsRotating haptic crown, side button, and touchscreenRotating bezel; Quick Button; Home and Back buttons

Performance & software

Performance & software specifications comparison
SpecificationGoogle Pixel Watch 3Samsung Galaxy Watch 8 Classic
ProcessorQualcomm Snapdragon W5 Gen 1; Cortex-M33 coprocessorExynos W1000, 3 nm
RAM2 GB SDRAM2 GB
Storage32 GB eMMC64 GB
Operating systemWear OS 5Wear OS 6; One UI 8 Watch
CPU—5-core
GPU—Mali-G68

Audio & communication

Audio & communication specifications comparison
SpecificationGoogle Pixel Watch 3Samsung Galaxy Watch 8 Classic
SpeakerSupportedSupported
MicrophoneSupportedSupported
CallingBluetooth or LTE calling depending on model and carrierBluetooth calling with a connected smartphone; standalone calling on LTE editions

Sensors, health & fitness

Sensors, health & fitness specifications comparison
SpecificationGoogle Pixel Watch 3Samsung Galaxy Watch 8 Classic
SensorsCompass; altimeter; red and infrared SpO₂ sensors; electrical ECG sensors; multipath optical heart-rate sensor; accelerometer; gyroscope; ambient-light sensor; cEDA skin-conductance sensor; skin-temperature sensor; barometer; magnetometerSamsung BioActive: optical heart-rate, electrical heart signal, bioelectrical impedance analysis; temperature; accelerometer; barometer; gyroscope; geomagnetic; light sensor; 3D Hall sensor
Health & wellness featuresContinuous heart rate; ECG; SpO₂; skin temperature; stress tracking; cEDAHeart and wellness tracking; Antioxidant Index, Vascular Load, Energy Score and stress features. Availability varies by market and paired phone.
Sleep trackingSleep stages; sleep score; overnight health metricsSleep tracking, sleep coaching, Bedtime Guidance and sleep-apnoea features where available
Sports / workout modesMore than 40 exercise modes with running insights—
Training & outdoor featuresCardio load, target load, readiness, running form and GPS route trackingRunning Coach and dual-frequency route tracking
Safety & emergency featuresEmergency SOS; fall detection; safety check—

Battery & durability

Battery & durability specifications comparison
SpecificationGoogle Pixel Watch 3Samsung Galaxy Watch 8 Classic
Battery capacity41 mm: 307 mAh; 45 mm: 420 mAh445 mAh
Battery lifeUp to 24 hours with always-on display; 36 hours Battery SaverAlways-On Display off: up to 40 hours Always-On Display on: up to 30 hours
ChargingUSB-C magnetic pin chargingFast wireless charging, WPC-based
Water resistance5 ATM; IP685 ATM; IP68
Durability / certificationsIP68-rated dust and water resistanceMIL-STD-810H

Compatibility

Compatibility specifications comparison
SpecificationGoogle Pixel Watch 3Samsung Galaxy Watch 8 Classic
Phone compatibilityAndroid 10 or later; Google accountAndroid 12.0 or later; more than 1.5 GB RAM
Companion appGoogle Pixel Watch; FitbitGalaxy Wearable; Samsung Health
Colors41 mm: Obsidian, Porcelain, Hazel, Rose Quartz; 45 mm: Obsidian, Porcelain, HazelBlack; White

Additional specifications

Additional specifications specifications comparison
SpecificationGoogle Pixel Watch 3Samsung Galaxy Watch 8 Classic
Case material100% recycled aluminumStainless steel
Pixels per inch320 ppi—
Peak brightness2,000 nits peak; 1 nit minimum3,000 nits peak
Charging time41 mm: 24/35/60 minutes to 50/80/100%; 45 mm: 28/50/80 minutes—
Packing listWatch; small and large bands; charging dock or cable; quick start guide—
Third-party fitness appsGoogle Play apps; Google Maps; Google Wallet; Google Assistant—
Release statusAvailable. Released 2024, September 10Available. Released 2025, July 25
Card slotNoNo
CameraNoNo
3.5 mm headphone jackNoNo
USBNoNo
RadioNoNo
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 2100
4G bandsLTE1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 40, 66, 71
Network speedHSPA, LTEHSPA, LTE
Model numbers—SM-L500, SM-L505U
SAR (US)—1.04 W/kg (head) 0.41 W/kg (body)
SAR (EU)—0.03 W/kg (head) 0.67 W/kg (body)
Additional durability features—Rotating bezel

Similarities

  • Both have 2 GB RAM.
  • Both are rated IP68.
  • Both have NFC.
  • Both are water resistant to 50 m.
  • Both take calls over Bluetooth.
  • Both have OLED displays.

In summary

Get the Samsung Galaxy Watch 8 Classic if you want longer rated battery life and a brighter screen for outdoor use, or the Google Pixel Watch 3 if you would rather have ECG heart-rhythm readings and a lighter watch for all-day wear.

Back to compared products ↑

In-stock alternatives

WHOOP ONE 5.0 SensorFor Google Pixel Watch 3WHOOP ONE 5.0 SensorView product ↗OnePlus Watch 4For Google Pixel Watch 3OnePlus Watch 4View product ↗Amazfit Balance 2For Samsung Galaxy Watch 8 ClassicAmazfit Balance 2View product ↗Samsung Galaxy Watch 9 40mmFor Samsung Galaxy Watch 8 ClassicSamsung Galaxy Watch 9 40mmView product ↗

Related comparisons

Google Pixel Watch 3OnePlus Watch 4Google Pixel Watch 3Samsung Galaxy Watch 9 40mmGoogle Pixel Watch 3Google Pixel Watch 5 41mmGoogle Pixel Watch 3WHOOP ONE 5.0 SensorGoogle Pixel Watch 3Amazfit Balance 2Google Pixel Watch 3Google Pixel Watch 4Google Pixel Watch 3Huawei Watch GT Runner 2Google Pixel Watch 3Apple Watch SE 3Google Pixel Watch 3Huawei Watch 6 46 mm
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