Polar M400 vs. Polar M600 vs. Samsung Gear Fit2 vs. Fitbit Versa vs. Garmin 645 Music
PolarM400Remove Buy Now | PolarM600Remove Buy Now | SamsungGear Fit2Remove Buy Now | FitbitVersaRemove Buy Now | Garmin645 MusicRemove Buy Now |
Basic Info | |||||
Suggested Price | $200 | $330 | $180 | $199.99 | $450 |
Release | 2014 | 2016 | 2016 | 2018 | 2018 |
Activity & Fitness | |||||
Calories | |||||
Cycling (Bicycling) | |||||
Distance | |||||
Heart | n/a | ||||
Oxygen | |||||
Sleep | |||||
Steps | |||||
Swim | |||||
Battery | |||||
Duration | 8 hours to 30 days | 2 days | 3-4 days | 4 days | 7 days |
Rechargeable | |||||
Compatibility | |||||
Android | |||||
iOS | |||||
Windows Phone | n/a | n/a | |||
Mac | n/a | ||||
Windows | n/a | ||||
Connectivity | |||||
Bluetooth | |||||
Cellular | |||||
GPS | |||||
NFC | |||||
Wi-Fi | |||||
Display | |||||
Color | |||||
Resolution | n/a | 240 x 240 | 432 x 216 | 300 x300 | 240 x 240 |
Size | n/a | 1.3 inches | 1.5 inches | 1.34 inches | 1.2 inches |
Touch | n/a | ||||
Type | n/a | TFT | Super AMOLED | OLED | MIP |
Functions | |||||
Audio Speaker | Alerts only | Alerts only | Bluetooth | ||
Clock | |||||
Phone | |||||
Vibration | |||||
Voice | |||||
Hardware | |||||
Accelerometer | |||||
Barometer or Altimeter | |||||
Ultraviolet Sensor | |||||
Water Resistance | 3 ATM | IPX8 | IP68 | 5 ATM | 5 ATM |
Notifications | |||||
Phone | |||||
Emails | |||||
Texts | |||||
Software | |||||
Operating System | n/a | Android Wear | Tizen | ||
Apps | |||||
Music |