Garmin Vivoactive vs. Polar M400 vs. Polar M600 vs. Fitbit Alta vs. Fitbit Flex

 
Vivoactive
M400
M600
Alta
Flex
 GarminVivoactiveRemove Buy NowPolarM400Remove Buy NowPolarM600Remove Buy NowFitbitAltaRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$250$200$330$130$100
Release20152014201620162013

Activity & Fitness

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

Battery

Duration14 hours to 11 days8 hours to 30 days2 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution205 x 148n/a240 x 240n/aNA
Size1.38 inchesn/a1.3 inchesn/aNA
Touchn/an/aNA
TypeLCDn/aTFTOLEDLED

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIPX8n/a1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wearn/aNA
Apps
Music

All Wearables