3.1Display3.4
5.0Health tracking5.0
2.5Smart features3.9
Why is CS3 better than Smart Watch 1?
- Battery capacity235 mAh vs 200 mAh+18%
- Water resistance (IPx)IPx8 vs IPx7+14%
Why is Smart Watch 1 better than CS3?
- SpeakerNo · CS3: Yes
Specifications
Side by side
| Design & durability | ||
| Case size | 44 mm | — |
| Weight | 38 g | — |
| Thickness | 11.3 mm | — |
| Height | 43.9 mm | — |
| Width | 35.4 mm | — |
| Case material | Plastic / polymer | Plastic / polymer |
| Ingress protection | IP68 | IP67 |
| Water resistance (IPx) | IPx8 | IPx7 |
| Colours | Black, Pink, Green, Purple, Blue | Black |
| Display | ||
| Screen size | 1.69″ | 1.72″ |
| Display technology | LCD | LCD |
| Panel | IPS LCD | IPS LCD |
| AMOLED / OLED display | No | No |
| Resolution (width) | 240 px | 240 px |
| Resolution (height) | 280 px | 283 px |
| Pixel density | 218 ppi | 216 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 235 mAh | 200 mAh |
| Battery type | Li-Ion | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Sensors | Accelerometer, heart rate, SpO2 | Accelerometer, heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | No | No |
| Connectivity | ||
| NFC payments | No | No |
| LTE (cellular) | No | No |
| eSIM | No | No |
| Bluetooth | 5.1 | 5 |
| Smart features | ||
| Speaker | No | Yes |
| Platform | ||
| Operating system | Proprietary | Proprietary OS |
| Platform | Proprietary | Proprietary |
| Chipset | Realtek 8762DK | — |
