Apple Watch Series 2 vs. Pebble Core vs. Polar A370 vs. Amazfit T-Rex vs. HTC re Grip
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| AppleWatch Series 2Remove Buy Now | PebbleCoreRemove Buy Now | PolarA370Remove Buy Now | AmazfitT-RexRemove Buy Now | HTCre GripRemove Buy Now |
Basic Info | |||||
| Suggested Price | $269 | $99 | $179.95 | $140 | $199 |
| Release | 2016 | 2016 | 2017 | 2019 | 2020 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | NA | ||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | NA | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 18 hours | NA | Up to 3 days | 20 days | 5 hours to 2.5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | NA | ||||
| Windows Phone | NA | NA | |||
| Mac | NA | NA | |||
| Windows | NA | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 340 x 272 or 390 x 312 | NA | 160 x 80 | 360 x 360 | 160 x 32 |
| Size | 1.5 inches or 1.65 inches | NA | 1.18 inches | 1.3 inches | 1.8 inches |
| Touch | NA | ||||
| Type | AMOLED | NA | TFT LCD | AMOLED | PMOLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | NA | ||||
| Vibration | NA | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | NA | ||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5ATM | NA | WR30 | 5 ATM | IP57 |
Notifications | |||||
| Phone | NA | ||||
| Emails | NA | ||||
| Texts | NA | ||||
Software | |||||
| Operating System | Watch OS | NA | Build-in | NA | |
| Apps | |||||
| Music | |||||