Polar M400 vs. Garmin Forerunner 935 vs. Fitbit Versa vs. Garmin 645 Music vs. Amazfit Verge

 
M400
Forerunner 935
Versa
645 Music
Verge
 PolarM400Remove Buy NowGarminForerunner 935Remove Buy NowFitbitVersaRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitVergeRemove Buy Now

Basic Info

Suggested Price$200$500$199.99$450$160
Release20142017201820182019

Activity & Fitness

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

Battery

Duration8 hours to 30 daysUp to 2 weeks4 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240300 x300240 x 240454x454
Sizen/a1.2 inches1.34 inches1.2 inches1.39 inches
Touch
Typen/aLCDOLEDMIPOMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM5 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAMAZFIT OS
Apps
Music

All Wearables