Polar M400 vs. Misfit Flash Link vs. Fitbit Versa 2 vs. Garmin Forerunner 45 vs. Garmin VivoActive 4

 
M400
Flash Link
Versa 2
Forerunner 45
VivoActive 4
 PolarM400Remove Buy NowMisfitFlash LinkRemove Buy NowFitbitVersa 2Remove Buy NowGarminForerunner 45Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$200$20$199$199$349
Release20142015201920192019

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months5 days7 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a300 x 300208 x 208260 x 260
Sizen/an/a1.34 inches1.04 inches1.3ionches
Touchn/a
Typen/an/aAMOLEDLCDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuild-inBuilt-inWear OS
Apps
Music

All Wearables