Dimensions
Size comparison
Watch DWatch X
| Watch D | Watch X | Difference | |
|---|---|---|---|
| Height | 51 mm | 47 mm | +4 mm |
| Width | 38 mm | 46.6 mm | −8.6 mm |
| Thickness | 13.6 mm | 12.1 mm | +1.5 mm |
| Weight | 41 g | 49 g | −8 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch D better than Watch X?
- Wireless chargingYes · Watch X: No
- Weight40.9 g vs 49 g+20%
- Screen size1.64″ vs 1.43″+15%
Why is Watch X better than Watch D?
- Storage4 GB vs 32 GB8×
- SpeakerNo · Watch D: Yes
- Resolution (width)280 px vs 466 px+66%
- Thickness13.6 mm vs 12.1 mm+12%
- Battery capacity451 mAh vs 500 mAh+11%
Specifications
Side by side
| Design & durability | ||
| Case size | 51 mm | 47 mm |
| Weight | 40.9 g | 49 g |
| Thickness | 13.6 mm | 12.1 mm |
| Height | 51 mm | 47 mm |
| Width | 38 mm | 46.6 mm |
| Case material | Aluminium | Stainless steel |
| Sapphire crystal | — | Yes |
| Lens / cover glass | — | Sapphire crystal glass |
| Water resistance | — | 5 ATM |
| Ingress protection | IP68 | IP68 |
| Water resistance (IPx) | IPx8 | IPx8 |
| Military-grade (MIL-STD-810) | — | Yes |
| Colours | Graphite Black | Platinum Black, Brown |
| Display | ||
| Screen size | 1.64″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 280 px | 466 px |
| Resolution (height) | 456 px | 466 px |
| Pixel density | 326 ppi | 326 ppi |
| Peak brightness | — | 1,000 nits |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 451 mAh | 500 mAh |
| Battery type | Li-Ion | — |
| Wireless charging | Yes | No |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | — |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | — |
| Sensors | Accelerometer, gyro, heart rate, SpO2, thermometer (skin temperature), differential pressure sensor | Accelerometer, gyro, barometer, compass, heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | — | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | — | Yes |
| Compass | — | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | No | No |
| eSIM | No | No |
| Wi-Fi | — | Wi-Fi 4 |
| Bluetooth | 5.1 | 5 |
| Smart features | ||
| Speaker | No | Yes |
| Storage | 4 GB | 32 GB |
| RAM | — | 2 GB |
| Platform | ||
| Operating system | HarmonyOS 2.1 | Android Wear OS 4 |
| Platform | HarmonyOS | Android |
| Chipset | — | Qualcomm Snapdragon W5 Gen 1 |
