Polar M600 vs. Fitbit Alta vs. Misfit Ray vs. Garmin 645 Music vs. Fitbit Alta HR

 
M600
Alta
Ray
645 Music
Alta HR
 PolarM600Remove Buy NowFitbitAltaRemove Buy NowMisfitRayRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$330$130$100$450$150
Release20162016201620182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days6 months7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/an/a240 x 240128 x 36
Size1.3 inchesn/an/a1.2 inches1.4 inches
Touchn/an/an/a
TypeTFTOLEDLEDMIPOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/a5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemAndroid Wearn/an/a
Apps
Music

All Wearables