vs
9.1Display8.5
5.5Health tracking8.5
Why is Watch 102 better than Watch Ultimate 2?
- Screen size1.83″ vs 1.5″+22%
Why is Watch Ultimate 2 better than Watch 102?
- Battery life (smartwatch mode)4 days vs 14 days3.5×
- Battery capacity250 mAh vs 867 mAh3.5×
Specifications
Side by side
| Design & durability | ||
| Case size | — | 48 mm |
| Weight | — | 80.5 g |
| Thickness | — | 12.9 mm |
| Height | — | 48.5 mm |
| Width | — | 48.5 mm |
| Sapphire crystal | — | Yes |
| Lens / cover glass | — | Saphirglas Saphirglas |
| Strap material | Silikon | — |
| Water resistance | — | 20 ATM |
| Ingress protection | — | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Water rating (maker) | — | 200 m / 20 bar / 20 ATM |
| Colours | Black | Black, Blue |
| Display | ||
| Screen size | 1.83″ | 1.5″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | LTPO2 AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | — | Yes |
| Resolution (width) | — | 466 px |
| Resolution (height) | — | 466 px |
| Pixel density | — | 310 ppi |
| Peak brightness | — | 3,500 nits |
| LTPO display | — | Yes |
| Refresh rate | — | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 4 days | 14 days |
| Battery capacity | 250 mAh | 867 mAh |
| Battery type | — | Li-Ion |
| Wireless charging | — | Yes |
| Charging | — | Ladestation, kabellos |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | — | Yes |
| Skin temperature | — | Yes |
| Temperature sensor | — | Yes |
| Sleep tracking | — | Yes |
| Sensors | heart rate, SpO2, accelerometer | Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature), X-TAP |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | GPS | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Dive mode | — | Yes |
| Connectivity | ||
| NFC payments | — | Yes |
| LTE (cellular) | — | Yes |
| eSIM | — | Yes |
| Satellite messaging | — | Yes |
| Wi-Fi | — | Wi-Fi 6 |
| Bluetooth | 5.3 | 5.2 |
| Smart features | ||
| Calls from the wrist | — | Yes |
| Speaker | — | Yes |
| Platform | ||
| Operating system | — | HarmonyOS 5.1 |
| Platform | — | HarmonyOS |
| Works with | — | Android, iOS |
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