Polar M400 vs. Amazfit Arc vs. Motorola Moto 360 (1st Gen) vs. Polar A370 vs. Sony SmartBand
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| PolarM400Remove Buy Now | AmazfitArcRemove Buy Now | MotorolaMoto 360 (1st Gen)Remove Buy Now | PolarA370Remove Buy Now | SonySmartBandRemove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $69.99 | $150 | $179.95 | $100 |
| Release | 2014 | 2016 | 2014 | 2017 | 2014 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | 20 days | 1 day | Up to 3 days | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | NA | ||
| Mac | NA | NA | |||
| Windows | NA | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | NA | ||||
| Resolution | n/a | 72 x40 | 320 x 260 | 160 x 80 | NA |
| Size | n/a | 0.42 inches | 1.56 inches | 1.18 inches | NA |
| Touch | NA | ||||
| Type | n/a | OLED | LCD | TFT LCD | NA |
Functions | |||||
| Audio Speaker | Alerts only | ||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | IP67 | IP67 | WR30 | IP58 |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Android Wear | NA | ||
| Apps | |||||
| Music | NA | ||||