Polar Loop 2 vs. Asus ZenWatch vs. Fitbit Charge vs. Amazfit Verge vs. HTC re Grip
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| PolarLoop 2Remove Buy Now | AsusZenWatchRemove Buy Now | FitbitChargeRemove Buy Now | AmazfitVergeRemove Buy Now | HTCre GripRemove Buy Now |
Basic Info | |||||
| Suggested Price | $120 | $150 | $130 | $160 | $199 |
| Release | 2015 | 2014 | 2014 | 2019 | 2020 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 days (without notifications) | NA | 7-10 days | 5 days | 5 hours to 2.5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | NA | NA | |
| Mac | n/a | NA | NA | ||
| Windows | n/a | NA | NA | ||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | 320 x 320 | NA | 454x454 | 160 x 32 |
| Size | n/a | 1.63 inches | NA | 1.39 inches | 1.8 inches |
| Touch | NA | ||||
| Type | LED | AMOLED | OLED | OMOLED | PMOLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 2 ATM | IP55 | 1 ATM | IP68 | IP57 |
Notifications | |||||
| Phone | |||||
| Emails | NA | ||||
| Texts | NA | ||||
Software | |||||
| Operating System | n/a | Android Wear | NA | AMAZFIT OS | NA |
| Apps | |||||
| Music | |||||