vs
5.5Display7.7
8.6Health tracking5.0
8.0Sports & outdoor4.7
8.6Smart features8.7
5.9Build & durability4.3
Dimensions
Size comparison
Pixel Watch 3Watch S4
| Pixel Watch 3 | Watch S4 | Difference | |
|---|---|---|---|
| Height | 45 mm | 47.3 mm | −2.3 mm |
| Width | 45 mm | 47.3 mm | −2.3 mm |
| Thickness | 12.3 mm | 12 mm | +0.3 mm |
| Weight | 37 g | 44 g | −8 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Pixel Watch 3 better than Watch S4?
- Weight37 g vs 44.5 g+20%
Why is Watch S4 better than Pixel Watch 3?
- Battery life (smartwatch mode)1 days vs 15 days15×
- Peak brightness2,000 nits vs 2,200 nits+10%
- Screen size1.4″ vs 1.43″+2%
- Battery capacity420 mAh vs 486 mAh+16%
- Thickness12.3 mm vs 12 mm+3%
- Resolution (width)456 px vs 466 px+2%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 47 mm |
| Weight | 37 g | 44.5 g |
| Thickness | 12.3 mm | 12 mm |
| Height | 45 mm | 47.3 mm |
| Width | 45 mm | 47.3 mm |
| Case material | Aluminium | Aluminium |
| Lens / cover glass | Corning Gorilla Glass 5 | Scratch/drop-proof glass |
| Strap material | Fluorelastomer | — |
| Water resistance | 5 ATM | 5 ATM |
| Ingress protection | IP68 | — |
| Water resistance (IPx) | IPx8 | — |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | 50 m / 5 bar / 5 ATM |
| Colours | Matte Black, Polished Silver, Champagne Gold, Matte Hazel | Black, Silver, Rainbow |
| Display | ||
| Screen size | 1.4″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | LTPO AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | — |
| Touchscreen | Yes | Yes |
| Resolution (width) | 456 px | 466 px |
| Resolution (height) | 456 px | 466 px |
| Pixel density | 320 ppi | 326 ppi |
| Peak brightness | 2,000 nits | 2,200 nits |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 1 days | 15 days |
| Battery capacity | 420 mAh | 486 mAh |
| Battery type | Li-Ion | Li-Po |
| Wireless charging | No | — |
| Charged in 30 min | 54% | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | — |
| Sleep tracking | Yes | Yes |
| Sensors | Accelerometer, gyro, heart rate, altimeter, compass, SpO2, thermometer (skin temperature), skin conductance | Accelerometer, gyro, compass, barometer, heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | GLONASS, GALILEO | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | Yes |
| eSIM | Yes | Yes |
| Wi-Fi | Wi-Fi 6 | — |
| Bluetooth | 5.3 | 5.3 |
| Ultra Wideband | Yes | — |
| Smart features | ||
| Calls from the wrist | Yes | 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 5 | HyperOS 2 |
| Platform | Android | Proprietary |
| Works with | Android | iOS, Android |
| Chipset | Qualcomm SW5100 | — |
