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7.8Build & durability9.8
Dimensions
Size comparison
Watch Series 10J888
| Watch Series 10 | J888 | Difference | |
|---|---|---|---|
| Case size | 39 mm | 45 mm | −6 mm |
| Thickness | 9.7 mm | 14 mm | −4.3 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch Series 10 better than J888?
- Thickness9.7 mm vs 14 mm+44%
Why is J888 better than Watch Series 10?
- Water resistance5 ATM vs 20 ATM4×
Specifications
Side by side
| Design & durability | ||
| Case size | 46 mm | 45 mm |
| Weight | 34.4 g | — |
| Thickness | 9.7 mm | 14 mm |
| Height | 46 mm | — |
| Width | 39 mm | — |
| Case material | Titanium | Stainless steel |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | Sapphire crystal glass | Saphirglas Saphirglas |
| Strap material | — | Edelstahl |
| Water resistance | 5 ATM | 20 ATM |
| Ingress protection | IP6X | — |
| Water rating (maker) | 50 m / 5 ATM | 200 m / 20 bar / 20 ATM |
| Colours | Slate, Gold, Natural | Silver |
| Display | ||
| Screen size | 1.96″ | — |
| Display technology | OLED | — |
| Panel | Retina LTPO3 OLED | — |
| AMOLED / OLED display | Yes | — |
| Always-on display | Yes | — |
| Resolution (width) | 416 px | — |
| Resolution (height) | 496 px | — |
| Pixel density | 330 ppi | — |
| Peak brightness | 2,000 nits | — |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | — |
| Battery | ||
| Battery life (smartwatch mode) | 0.8 days | — |
| Battery life (hours) | 18 h | — |
| Battery capacity | 327 mAh | — |
| Battery type | Li-Ion | — |
| Wireless charging | Yes | — |
| Charged in 30 min | 80% | — |
| Health sensors | ||
| Optical heart rate | Yes | — |
| Blood oxygen (SpO2) | Yes | — |
| ECG | Yes | — |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | — |
| Sleep tracking | Yes | — |
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water) | accelerometer |
| Sports & navigation | ||
| Built-in GPS | Yes | — |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | — |
| Barometric altimeter | Yes | — |
| Compass | Yes | — |
| Multisport / triathlon mode | Yes | — |
| Connectivity | ||
| NFC payments | Yes | — |
| LTE (cellular) | Yes | — |
| eSIM | Yes | — |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5.3 | 5 |
| Ultra Wideband | Yes | — |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | — |
| Microphone | Yes | — |
| Voice assistant | Yes | — |
| Music on the watch | Yes | — |
| Storage | 64 GB | — |
| Platform | ||
| Operating system | watchOS 11 | — |
| Platform | watchOS | — |
| Works with | iOS | iOS, Android |
| Chipset | Apple S10 | — |
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