Dimensions
Size comparison
Watch 5Watch 3
| Watch 5 | Watch 3 | Difference | |
|---|---|---|---|
| Height | 45.6 mm | 46.1 mm | −0.5 mm |
| Width | 39.4 mm | 46.1 mm | −6.7 mm |
| Thickness | 11 mm | 13.8 mm | −2.8 mm |
| Weight | 35 g | 36 g | −1 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch 5 better than Watch 3?
- Screen size1.85″ vs 1.43″+29%
- Weight35 g vs 36 g+3%
- Thickness11 mm vs 13.8 mm+25%
Why is Watch 3 better than Watch 5?
- Resolution (width)390 px vs 466 px+19%
- Battery capacity480 mAh vs 505 mAh+5%
Specifications
Side by side
| Design & durability | ||
| Case size | 46 mm | 46 mm |
| Weight | 35 g | 36 g |
| Thickness | 11 mm | 13.8 mm |
| Height | 45.6 mm | 46.1 mm |
| Width | 39.4 mm | 46.1 mm |
| Case material | Aluminium | — |
| Strap material | Silikon | — |
| Water resistance | 5 ATM | 5 ATM |
| Ingress protection | IP68 | — |
| Water resistance (IPx) | IPx8 | — |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | — |
| Colours | Black, Gold, Green | Black, Silver |
| Display | ||
| Screen size | 1.85″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | — |
| Resolution (width) | 390 px | 466 px |
| Resolution (height) | 450 px | 466 px |
| Pixel density | 322 ppi | 326 ppi |
| Peak brightness | 1,000 nits | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 15 days | — |
| Battery capacity | 480 mAh | 505 mAh |
| Battery type | Si/C | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Sleep tracking | Yes | — |
| Sensors | Accelerometer, gyro, heart rate, SpO2 | Accelerometer, gyro, heart rate, barometer, compass, altimeter, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Multisport / triathlon mode | Yes | — |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | Yes |
| eSIM | Yes | Yes |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5.2 | 5.2 |
| Smart features | ||
| Speaker | Yes | Yes |
| Storage | 4 GB | 4 GB |
| RAM | — | 0.1 GB |
| Platform | ||
| Operating system | MagicOS 8 | Blue OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | — |
