Polar M400 vs. Fossil Q Reveler vs. Garmin Vivofit 3 vs. Polar Loop vs. Garmin Vivosmart 4
PolarM400Remove Buy Now | FossilQ RevelerRemove Buy Now | GarminVivofit 3Remove Buy Now | PolarLoopRemove Buy Now | GarminVivosmart 4Remove Buy Now |
Basic Info | |||||
Suggested Price | $200 | $125 | $100 | $100 | $130 |
Release | 2014 | 2015 | 2016 | 2013 | 2018 |
Activity & Fitness | |||||
Calories | |||||
Cycling (Bicycling) | |||||
Distance | |||||
Heart | n/a | n/a | |||
Oxygen | |||||
Sleep | |||||
Steps | |||||
Swim | |||||
Battery | |||||
Duration | 8 hours to 30 days | 7 days | 1 year | 5 days | 7 days |
Rechargeable | |||||
Compatibility | |||||
Android | |||||
iOS | |||||
Windows Phone | n/a | NA | |||
Mac | n/a | n/a | NA | ||
Windows | n/a | n/a | NA | ||
Connectivity | |||||
Bluetooth | |||||
Cellular | |||||
GPS | |||||
NFC | |||||
Wi-Fi | |||||
Display | |||||
Color | n/a | ||||
Resolution | n/a | n/a | 64 x 64 | NA | 48 x 128 |
Size | n/a | n/a | 0.55 inches | NA | 0.74 inches |
Touch | n/a | ||||
Type | n/a | n/a | n/a | LED | OLED |
Functions | |||||
Audio Speaker | Alerts only | ||||
Clock | |||||
Phone | |||||
Vibration | |||||
Voice | |||||
Hardware | |||||
Accelerometer | |||||
Barometer or Altimeter | |||||
Ultraviolet Sensor | |||||
Water Resistance | 3 ATM | IP67 | 5 ATM | 2 ATM | 5 ATM |
Notifications | |||||
Phone | |||||
Emails | |||||
Texts | |||||
Software | |||||
Operating System | n/a | n/a | n/a | NA | |
Apps | |||||
Music |