Polar M400 vs. Fitbit Charge 2 vs. Polar M430 vs. Samsung Galaxy Watch vs. Polar Loop
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| PolarM400Remove Buy Now | FitbitCharge 2Remove Buy Now | PolarM430Remove Buy Now | SamsungGalaxy WatchRemove Buy Now | PolarLoopRemove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $150 | $255 | $330 | $100 |
| Release | 2014 | 2016 | 2017 | 2018 | 2013 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | 5 days | 30 hours | 7 days | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | |||
| Mac | NA | ||||
| Windows | NA | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | NA | ||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | n/a | 128x128 | 360 x 360 | NA |
| Size | n/a | n/a | 1.4 inch | 1.2 inches or 1.3 inches | NA |
| Touch | n/a | ||||
| Type | n/a | OLED | LCD | AMOLED | LED |
Functions | |||||
| Audio Speaker | Alerts only | ||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | n/a | WR30 | 5 ATM | 2 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | n/a | Tizen OS | NA | |
| Apps | |||||
| Music | Spotify | ||||