vs
Why is Vivofit jr. 3 Marvel better than E Circle?
- Weight25 g vs 32 g+28%
Why is E Circle better than Vivofit jr. 3 Marvel?
- AMOLED / OLED displayNo · Vivofit jr. 3 Marvel: Yes
Specifications
Side by side
| Design & durability | ||
| Weight | 25 g | 32 g |
| Strap material | silicone | — |
| Water resistance | 5 ATM | — |
| Water rating (maker) | 5 ATM | 5 m |
| Colours | — | Black |
| Display | ||
| Screen size | 0.79″ | — |
| Display technology | Memory-in-pixel (transflective) | AMOLED |
| Panel | Sunlight-visible, transflective 64 color memory-in-pixel | AMOLED |
| AMOLED / OLED display | No | Yes |
| Always-on display | Yes | — |
| Resolution (width) | 112 px | — |
| Resolution (height) | 112 px | — |
| Pixel density | 142 ppi | — |
| Battery | ||
| Battery capacity | — | 188 mAh |
| Battery type | Lithium metal | — |
| Health sensors | ||
| Blood oxygen (SpO2) | — | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | Accelerometer | SpO2, accelerometer |
| Connectivity | ||
| Bluetooth | — | 5 |
| Platform | ||
| Operating system | Garmin OS | — |
| Platform | Proprietary | — |
| Works with | iOS, Android | iOS, Android |
