Fitbit One vs. Polar Loop 2 vs. Pebble Core vs. Amazfit Verge vs. Amazfit T-Rex
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| FitbitOneRemove Buy Now | PolarLoop 2Remove Buy Now | PebbleCoreRemove Buy Now | AmazfitVergeRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $100 | $120 | $99 | $160 | $140 |
| Release | 2012 | 2015 | 2016 | 2019 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | NA | ||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | NA | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 10-14 days | 8 days (without notifications) | NA | 5 days | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | NA | ||||
| Windows Phone | n/a | n/a | NA | ||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | n/a | NA | 454x454 | 360 x 360 |
| Size | n/a | n/a | NA | 1.39 inches | 1.3 inches |
| Touch | NA | ||||
| Type | OLED | LED | NA | OMOLED | AMOLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | NA | ||||
| Vibration | NA | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | NA | ||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | Splast Resistant | 2 ATM | NA | IP68 | 5 ATM |
Notifications | |||||
| Phone | NA | ||||
| Emails | NA | ||||
| Texts | NA | ||||
Software | |||||
| Operating System | n/a | n/a | NA | AMAZFIT OS | Build-in |
| Apps | |||||
| Music | |||||