| Specification | Fitbit Sence 2 | Amazfit GTS 4 mini |
|---|---|---|
| Features | ||
| Bluetooth | ||
| Speaker | ||
| Others | build in gps,40+ activity tracker, 50m underwater resistence, | blood oxygen tracker, sleep tracker,120+ sports mode |
| Sensors | ECG , heart meterics,alexa build in,google wallets, maps, etc. | heart rate , vo2 max, pedometer,gpd, track sports, breathing , training activity. |
| Voice Control | ||
| App Control | ||
| Water Resistant | ||
| Physical | ||
| Lenth (inch) | 1.57 | 1.64 |
| Height (inch) | 0.47 | 0.36 |
| Width (inch) | 1.57 | 1.44 |
| General | ||
| Screen Size (mm) | 42 | 42 mm |
| Display Type | LED | AMOLED HD Display |
| Frame | stainless steel | stainless steel |
| Color/finish | lunar white/platinum. | black |