Polar M600 vs. Polar Loop 2 vs. Fitbit Versa vs. Garmin Vivofit 4 vs. Garmin Forerunner 45

 
M600
Loop 2
Versa
Vivofit 4
Forerunner 45
 PolarM600Remove Buy NowPolarLoop 2Remove Buy NowFitbitVersaRemove Buy NowGarminVivofit 4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$330$120$199.99$79.95$199
Release20162015201820182019

Activity & Fitness

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

Battery

Duration2 days8 days (without notifications)4 days1 year7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a300 x30088 x 88208 x 208
Size1.3 inchesn/a1.34 inchesNA1.04 inches
Touchn/a
TypeTFTLEDOLEDNALCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX82 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aBuilt-in
Apps
Music

All Wearables