Polar M600 vs. Garmin 645 Music vs. Skagen Falster vs. Fitbit Flex vs. Jaybird Reign

 
M600
645 Music
Falster
Flex
Reign
 PolarM600Remove Buy NowGarmin645 MusicRemove Buy NowSkagenFalsterRemove Buy NowFitbitFlexRemove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$330$450$275$100$150
Release20162018201820132015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days7 days24 hours5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240240 x 240NANA
Size1.3 inches1.2 inchesNANA
Touchn/aNANA
TypeTFTMIPOLEDLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM1 ATM1 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNANANA
Apps
Music

All Wearables