Polar M400 vs. Misfit Flash Link vs. Fitbit Alta HR vs. Garmin Forerunner 45 vs. Misfit Vapor 2

 
M400
Flash Link
Alta HR
Forerunner 45
Vapor 2
 PolarM400Remove Buy NowMisfitFlash LinkRemove Buy NowFitbitAlta HRRemove Buy NowGarminForerunner 45Remove Buy NowMisfitVapor 2Remove Buy Now

Basic Info

Suggested Price$200$20$150$199$250
Release20142015201720192018

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months7 days7 days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 36208 x 208454 x 454
Sizen/an/a1.4 inches1.04 inches1.42 inches
Touchn/a
Typen/an/aOLEDLCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuilt-inWear OS
Apps
Music

All Wearables