Amazfit T-Rex vs. Fitbit Alta HR vs. Olio Model One
 | | | |
| AmazfitT-RexRemove Buy Now | FitbitAlta HRRemove Buy Now | OlioModel OneRemove Buy Now |
Basic Info | |||
| Suggested Price | $140 | $150 | $595 |
| Release | 2019 | 2017 | 2015 |
Activity & Fitness | |||
| Calories | n/a | ||
| Cycling (Bicycling) | n/a | ||
| Distance | n/a | ||
| Heart | n/a | ||
| Oxygen | n/a | ||
| Sleep | n/a | ||
| Steps | n/a | ||
| Swim | n/a | ||
Battery | |||
| Duration | 20 days | 7 days | 2 days |
| Rechargeable | |||
Compatibility | |||
| Android | |||
| iOS | |||
| Windows Phone | n/a | ||
| Mac | n/a | ||
| Windows | n/a | ||
Connectivity | |||
| Bluetooth | |||
| Cellular | |||
| GPS | n/a | ||
| NFC | n/a | ||
| Wi-Fi | |||
Display | |||
| Color | |||
| Resolution | 360 x 360 | 128 x 36 | n/a |
| Size | 1.3 inches | 1.4 inches | n/a |
| Touch | |||
| Type | AMOLED | OLED | n/a |
Functions | |||
| Audio Speaker | n/a | ||
| Clock | |||
| Phone | n/a | ||
| Vibration | n/a | ||
| Voice | |||
Hardware | |||
| Accelerometer | n/a | ||
| Barometer or Altimeter | n/a | ||
| Ultraviolet Sensor | |||
| Water Resistance | 5 ATM | 5 ATM | |
Notifications | |||
| Phone | n/a | ||
| Emails | |||
| Texts | |||
Software | |||
| Operating System | Build-in | n/a | |
| Apps | n/a | ||
| Music | |||