Polar Loop 2 vs. Amazfit Arc vs. Fitbit Versa vs. Motorola Moto 360 (1st Gen) vs. Fitbit Flex
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| PolarLoop 2Remove Buy Now | AmazfitArcRemove Buy Now | FitbitVersaRemove Buy Now | MotorolaMoto 360 (1st Gen)Remove Buy Now | FitbitFlexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $120 | $69.99 | $199.99 | $150 | $100 |
| Release | 2015 | 2016 | 2018 | 2014 | 2013 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 days (without notifications) | 20 days | 4 days | 1 day | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | NA | ||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | 72 x40 | 300 x300 | 320 x 260 | NA |
| Size | n/a | 0.42 inches | 1.34 inches | 1.56 inches | NA |
| Touch | NA | ||||
| Type | LED | OLED | OLED | LCD | LED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 2 ATM | IP67 | 5 ATM | IP67 | 1 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Android Wear | NA | ||
| Apps | |||||
| Music | NA | ||||