vs
4.4Display7.5
8.6Health tracking9.6
7.9Smart features6.5
7.6Build & durability6.7
Dimensions
Size comparison
Pixel Watch 2Watch S2
| Pixel Watch 2 | Watch S2 | Difference | |
|---|---|---|---|
| Height | 41 mm | 46 mm | −5 mm |
| Width | 41 mm | 46 mm | −5 mm |
| Thickness | 12.3 mm | 10.7 mm | +1.6 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Pixel Watch 2 better than Watch S2?
- LTE (cellular)Yes · Watch S2: No
- eSIMYes · Watch S2: No
Why is Watch S2 better than Pixel Watch 2?
- Wireless chargingNo · Pixel Watch 2: Yes
- Screen size1.2″ vs 1.43″+19%
- Battery capacity306 mAh vs 500 mAh+63%
- Thickness12.3 mm vs 10.7 mm+15%
- Resolution (width)450 px vs 466 px+4%
Specifications
Side by side
| Design & durability | ||
| Case size | 41 mm | 46 mm |
| Weight | 31 g | — |
| Thickness | 12.3 mm | 10.7 mm |
| Height | 41 mm | 46 mm |
| Width | 41 mm | 46 mm |
| Case material | Aluminium | Stainless steel |
| Sapphire crystal | — | Yes |
| Lens / cover glass | Corning Gorilla Glass 5 | — |
| Water resistance | 5 ATM | 5 ATM |
| Ingress protection | IP68 | — |
| Water resistance (IPx) | IPx8 | — |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | — |
| Colours | Polished Silver, Matte Black, Champagne Gold | Black, Silver, Light Gold |
| Display | ||
| Screen size | 1.2″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | — |
| Touchscreen | Yes | — |
| Resolution (width) | 450 px | 466 px |
| Resolution (height) | 450 px | 466 px |
| Pixel density | 320 ppi | 326 ppi |
| Peak brightness | 1,000 nits | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 1 days | — |
| Battery capacity | 306 mAh | 500 mAh |
| Battery type | Li-Ion | Li-Po |
| Wireless charging | No | Yes |
| Charged in 30 min | 53% | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | — |
| Skin temperature | Yes | Yes |
| Temperature sensor | Yes | Yes |
| Sleep tracking | Yes | — |
| Sensors | Accelerometer, gyro, heart rate, altimeter, compass, SpO2, thermometer (skin temperature), skin conductance | Accelerometer, gyro, compass, barometer, heart rate, SpO2, thermometer (skin temperature), body composition (BMI) |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | — | Yes |
| Compass | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | No |
| eSIM | Yes | No |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5 | 5.2 |
| Ultra Wideband | Yes | — |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | Yes |
| Microphone | Yes | — |
| Voice assistant | Yes | — |
| Music on the watch | Yes | — |
| Storage | 32 GB | — |
| RAM | 2 GB | — |
| Platform | ||
| Operating system | Android Wear OS 4 | Proprietary OS |
| Platform | Android | Proprietary |
| Works with | Android | — |
| Chipset | Qualcomm 5100 | — |
