Dimensions
Size comparison
X3102
| X3 | 102 | Difference | |
|---|---|---|---|
| Height | 53.8 mm | 114.5 mm | −60.7 mm |
| Width | 53.8 mm | 50 mm | +3.8 mm |
| Thickness | 13.5 mm | 13.7 mm | −0.2 mm |
| Weight | 95 g | 74 g | +21 g |
Drawn to the same scale from the official dimensions (front and side).
Why is X3 better than 102?
- Built-in GPSYes · 102: No
- Resolution (width)466 px vs 128 px3.6×
- Pixel density381 ppi vs 116 ppi3.3×
Why is 102 better than X3?
- Weight94.6 g vs 74 g+28%
- Screen size1.73″ vs 1.77″+2%
- Battery capacity900 mAh vs 1,000 mAh+11%
Specifications
Side by side
| Design & durability | ||
| Case size | 54 mm | — |
| Weight | 94.6 g | 74 g |
| Thickness | 13.5 mm | 13.7 mm |
| Height | 53.8 mm | 114.5 mm |
| Width | 53.8 mm | 50 mm |
| Water resistance | 5 ATM | — |
| Colours | Black | Gray, Blue, Red |
| Display | ||
| Screen size | 1.73″ | 1.77″ |
| Display technology | LCD | LCD |
| Panel | TFT LCD | TFT |
| AMOLED / OLED display | No | No |
| Resolution (width) | 466 px | 128 px |
| Resolution (height) | 466 px | 160 px |
| Pixel density | 381 ppi | 116 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 900 mAh | 1,000 mAh |
| Battery type | — | Li-Ion |
| Wireless charging | — | No |
| Health sensors | ||
| Optical heart rate | Yes | — |
| Blood oxygen (SpO2) | Yes | — |
| Sensors | Accelerometer, heart rate, SpO2, barometer, compass | — |
| Sports & navigation | ||
| Built-in GPS | Yes | No |
| Barometric altimeter | Yes | — |
| Compass | Yes | — |
| Connectivity | ||
| NFC payments | No | No |
| LTE (cellular) | No | No |
| eSIM | No | No |
| Bluetooth | 5.3 | — |
| Smart features | ||
| Speaker | Yes | Yes |
| Platform | ||
| Operating system | Proprietary OS | — |
| Platform | Proprietary | — |
| Chipset | — | Unisoc SC6531E |









