Pebble Time Round vs. Polar A370 vs. Fitbit Inspire HR vs. Amazfit T-Rex
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| PebbleTime RoundRemove Buy Now | PolarA370Remove Buy Now | FitbitInspire HRRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | ||||
| Suggested Price | $200 | $179.95 | $99 | $140 |
| Release | 2015 | 2017 | 2019 | 2019 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | ||||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 2 days | Up to 3 days | 5 days | 20 days |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | n/a | |||
| Mac | n/a | |||
| Windows | n/a | |||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | n/a | 160 x 80 | 139 x 60 | 360 x 360 |
| Size | round | 1.18 inches | 1.4 inches | 1.3 inches |
| Touch | ||||
| Type | e-paper | TFT LCD | OLED | AMOLED |
Functions | ||||
| Audio Speaker | ||||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | IPX7 | WR30 | 5 ATM | 5 ATM |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | Pebble OS | Fitbit OS | Build-in | |
| Apps | ||||
| Music | ||||