Dimensions
Size comparison
Watch D2Watch D3
| Watch D2 | Watch D3 | Difference | |
|---|---|---|---|
| Height | 48 mm | 46.5 mm | +1.5 mm |
| Width | 38 mm | 41 mm | −3 mm |
| Thickness | 13.3 mm | 11.3 mm | +2 mm |
| Weight | 40 g | 40 g | = |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch D2 better than Watch D3?
- Pixel density347 ppi vs 328 ppi+6%
Why is Watch D3 better than Watch D2?
- Screen size1.82″ vs 1.92″+5%
- Thickness13.3 mm vs 11.3 mm+18%
Specifications
Side by side
| Design & durability | ||
| Case size | 48 mm | 46 mm |
| Weight | 40 g | 40 g |
| Thickness | 13.3 mm | 11.3 mm |
| Height | 48 mm | 46.5 mm |
| Width | 38 mm | 41 mm |
| Case material | Aluminium | Aluminium |
| Lens / cover glass | — | 2.5D-Glas |
| Strap material | — | Textil |
| Ingress protection | IP68 | — |
| Water resistance (IPx) | IPx8 | — |
| Colours | Black, Gold | Black, Gold |
| Display | ||
| Screen size | 1.82″ | 1.92″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | — | Yes |
| Touchscreen | Yes | — |
| Resolution (width) | 408 px | 408 px |
| Resolution (height) | 480 px | 480 px |
| Pixel density | 347 ppi | 328 ppi |
| Peak brightness | — | 3,000 nits |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 6 days | 6 days |
| Battery capacity | 524 mAh | — |
| Battery type | Li-Ion | — |
| Wireless charging | Yes | Yes |
| Charging | — | kabellos, magnetische Ladeschale |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Skin temperature | Yes | Yes |
| Temperature sensor | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | Accelerometer, gyro, heart rate, SpO2, thermometer (skin temperature), differential pressure sensor, barometer | Accelerometer, gyro, compass, heart rate, SpO2, thermometer (skin temperature), differential pressure sensor, barometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | No | No |
| eSIM | No | No |
| Bluetooth | 5.2 | 6 |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | Yes |
| Music on the watch | Yes | — |
| Platform | ||
| Operating system | HarmonyOS 5.0 | HarmonyOS |
| Platform | HarmonyOS | HarmonyOS |
| Works with | Android, iOS | iOS, Android |
