Polar M400 vs. Fossil Q Reveler vs. Garmin Vivofit 3 vs. Polar Loop vs. Garmin Vivosmart 4

 
M400
Q Reveler
Vivofit 3
Loop
Vivosmart 4
 PolarM400Remove Buy NowFossilQ RevelerRemove Buy NowGarminVivofit 3Remove Buy NowPolarLoopRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$125$100$100$130
Release20142015201620132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/an/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days7 days1 year5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a64 x 64NA48 x 128
Sizen/an/a0.55 inchesNA0.74 inches
Touchn/a
Typen/an/an/aLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP675 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aNA
Apps
Music

All Wearables