Polar M400 vs. Samsung Gear Fit2 vs. Casio WSD-F20A vs. Garmin Fenix 5x Plus vs. Fitbit Flex
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| PolarM400Remove Buy Now | SamsungGear Fit2Remove Buy Now | CasioWSD-F20ARemove Buy Now | GarminFenix 5x PlusRemove Buy Now | FitbitFlexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $180 | $399 | $850 | $100 |
| Release | 2014 | 2016 | 2018 | 2018 | 2013 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | 3-4 days | 1 day | 20 days | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | |||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | 432 x 216 | 320 x 320 | 240 x 240 | NA |
| Size | n/a | 1.5 inches | 1.32 inches | 1.2 inches | NA |
| Touch | NA | ||||
| Type | n/a | Super AMOLED | LCD | MIP | LED |
Functions | |||||
| Audio Speaker | Alerts only | Bluetooth | |||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | IP68 | 5 ATM | 10 ATM | 1 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Tizen | Wear OS | Wear OS | NA |
| Apps | |||||
| Music | |||||