Google Pixel Watch 4 vs Samsung Galaxy Watch3
Specs comparisonAdd up to three devices side by side to compare their full specifications, features, performance, battery, and key differences in one place. Make informed decisions and find the device that best suits your needs and budget. Search for a device in an empty slot to add it.
| 2 of 3 devices The best value in a row is marked Best |
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| Brand | Samsung | Empty slot | |
| Versions | Bluetooth / Wi-FiLTE + Bluetooth / Wi-Fi | SM-R855F, SM-R845F (Global, LTE model); SM-R855U, SM-R845U (USA, LTE model); SM-R850, SM-R840 (Wi-Fi only) | Empty slot |
| Announced | 2025, August 20 | 2020, August 05 | Empty slot |
| Released | 2025, October 09 | 2020, August 06 | Empty slot |
| Availability | Available | Available | Empty slot |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE | Empty slot |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | Empty slot |
| 3G Bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 2100 | Empty slot |
| 4G Bands | LTE | 1, 3, 5, 7, 8, 20 | Empty slot |
| Speed | HSPA, LTE | HSPA, LTE | Empty slot |
| Dimensions | 45 x 45 x 12.3 mm(1.77 x 1.77 x 0.48 in) | 45mm: 45 x 46.2 x 11.1 mm41mm: 41 x 42.5 x 11.3 mm | Empty slot |
| Weight | 431 g (without band) or 36.7 g (without band) (1.09 oz) | 53.8 g (45mm stainless steel), 48.2 g (41mm stainless steel), 43 g (45mm titanium) Best | Empty slot |
| Build | 100% recycled aluminium caseCustom 3D Corning Gorilla Glass 5 | Glass front (Gorilla Glass DX), stainless steel 316L or titanium frame, rotating bezel | Empty slot |
| SIM | eSIM (LTE models) | eSIM (LTE models) | Empty slot |
| Protection / IP Rating | IP68 dust tight and water resistant (immersible up to 50m/5ATM)ECG certified | IP68 dust/water resistant, 5ATMMIL-STD-810G compliant | Empty slot |
| Display Type | AMOLED LTPO | Super AMOLED | Empty slot |
| Display Size | 1.4 inches | 1.4 inches | Empty slot |
| Resolution | 456 x 456 pixels | 360 x 360 pixels | Empty slot |
| Pixel Density | ~320 ppi | ~364 ppi Best | Empty slot |
| Refresh Rate | 1-60Hz | 60Hz Best | Empty slot |
| Peak Brightness | 3000 nits | — | Empty slot |
| Protection | Custom 3D Corning Gorilla Glass 5 | Corning Gorilla Glass DX | Empty slot |
| Display Features | Always-on displayDCI-P3 colour | Always-On-Display | Empty slot |
| Operating System | Wear OS | Tizen | Empty slot |
| OS Version | 6.0 | 5.5 | Empty slot |
| Update Support | 3 years of software updates | — | Empty slot |
| User Interface | Wear OS by Google | — | Empty slot |
| Chipset | Qualcomm Snapdragon W5 Gen 2 + Cortex-M55 co-processor | Exynos 9110 (10 nm) | Empty slot |
| CPU | Quad-core (4x1.7 GHz Cortex-A53) | Dual-core 1.15 GHz Cortex-A53 | Empty slot |
| GPU | Adreno A702 | Mali-T720 | Empty slot |
| RAM Options | 2GB | 1GB | Empty slot |
| Storage Options | 32GB | 4GB / 1GB RAM8GB / 1GB RAM | Empty slot |
| Storage Type | eMMC | eMMC | Empty slot |
| Card Slot | No | No | Empty slot |
| Modules | — | No Camera | Empty slot |
| Modules | — | No Camera | Empty slot |
| Loudspeaker | Yes, built-in speaker | Yes | Empty slot |
| Audio Jack | No | No | Empty slot |
| Audio Codec | — | Not Available | Empty slot |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/ax, 2.4 GHz + 5 GHz | Wi-Fi 802.11 b/g/n | Empty slot |
| Bluetooth | 6.0, A2DP | 5.0, A2DP, LE | Empty slot |
| GPS / Positioning | Dual-frequency GPS, Galileo, GLONASS, BeiDou, QZSS | GPS, GLONASS, GALILEO, BDS | Empty slot |
| NFC | Yes | Yes | Empty slot |
| Radio | No | No | Empty slot |
| USB | No (Quick Charge Dock) | No | Empty slot |
| Fingerprint | No | No | Empty slot |
| Face Unlock | No | No | Empty slot |
| Sensors | Compass, altimeterRed and infrared sensors for SpO2Multi-path optical heart rate sensorElectrical sensors (ECG app)3-axis accelerometer, gyroscopeAmbient light sensorBarometer, magnetometerFar-field skin temperature sensorSkin conductance (cEDA) sensorUltra-wideband (UWB) | Accelerometer, gyro, barometer, light, optical heart rate, electrical heart (ECG) | Empty slot |
| Other Features | Fitbit health and fitness trackingSatellite SOS (LTE models, select countries)Gemini on the wrist | ECG certifiedBlood pressure monitorCompatible with standard 22mm (45mm) / 20mm (41mm) strapsSizes: 41mm, 45mm; Bluetooth and LTE versions | Empty slot |
| Battery Type | Li-Ion | Li-Ion | Empty slot |
| Battery Capacity | 41 mm: 325 mAh45 mm: 455 mAh | 340 mAh (45mm)247 mAh (41mm) Best | Empty slot |
| Wired Charging | Quick Charge Dock:41 mm: about 50% in 15 min, 100% in 45 min45 mm: about 50% in 15 min, 100% in 60 min | N/A | Empty slot |
| Wireless Charging | N/A | Wireless (WPC-based) | Empty slot |
| Reverse Charging | — | N/A | Empty slot |
| Colours | Matte Black, Polished Silver, Champagne Gold, Satin Moonstone | Mystic Bronze, Mystic Black, Mystic Silver: Stainless Steel; Mystic Black: Titanium | Empty slot |
| Models | — | SM-R840, SM-R850, SM-R845F, SM-R855F, SM-R845U, SM-R855U | Empty slot |
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