Dimensions
Size comparison
Band 8Watch D3
| Band 8 | Watch D3 | Difference | |
|---|---|---|---|
| Case size | 24.5 mm | 41 mm | −16.5 mm |
| Thickness | 9 mm | 11.3 mm | −2.3 mm |
| Weight | 14 g | 40 g | −26 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Band 8 better than Watch D3?
- Battery life (smartwatch mode)14 days vs 6 days2.3×
- Weight14 g vs 40 g2.9×
- Thickness9 mm vs 11.3 mm+26%
Why is Watch D3 better than Band 8?
- Screen size1.47″ vs 1.92″+31%
- Resolution (width)368 px vs 408 px+11%
Specifications
Side by side
| Design & durability | ||
| Case size | 25 mm | 46 mm |
| Weight | 14 g | 40 g |
| Thickness | 9 mm | 11.3 mm |
| Height | — | 46.5 mm |
| Width | — | 41 mm |
| Case material | Plastic / polymer | Aluminium |
| Lens / cover glass | 2.5D-Glas | 2.5D-Glas |
| Strap material | — | Textil |
| Water resistance | 5 ATM | — |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | — |
| Colours | — | Black, Gold |
| Display | ||
| Screen size | 1.47″ | 1.92″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | — | Yes |
| Touchscreen | Yes | — |
| Resolution (width) | 368 px | 408 px |
| Resolution (height) | 194 px | 480 px |
| Pixel density | — | 328 ppi |
| Peak brightness | — | 3,000 nits |
| Refresh rate | — | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 14 days | 6 days |
| Wireless charging | — | Yes |
| Charging | — | kabellos, magnetische Ladeschale |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | — | Yes |
| Skin temperature | — | Yes |
| Temperature sensor | — | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | heart rate, SpO2, accelerometer | Accelerometer, gyro, compass, heart rate, SpO2, thermometer (skin temperature), differential pressure sensor, barometer |
| Sports & navigation | ||
| Built-in GPS | — | Yes |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Connectivity | ||
| NFC payments | — | Yes |
| LTE (cellular) | — | No |
| eSIM | — | No |
| Bluetooth | 5 | 6 |
| Smart features | ||
| Speaker | — | Yes |
| Platform | ||
| Operating system | — | HarmonyOS |
| Platform | — | HarmonyOS |
| Works with | Android, iOS | iOS, Android |
