Polar M600 vs. Polar A360 vs. Garmin 645 Music vs. Samsung Gear 2 vs. Fitbit Flex

 
M600
A360
645 Music
Gear 2
Flex
 PolarM600Remove Buy NowPolarA360Remove Buy NowGarmin645 MusicRemove Buy NowSamsungGear 2Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$330$200$450$300$100
Release20162015201820142013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration2 days12 days7 days2-3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240160 x 80240 x 240320 x 320NA
Size1.3 inches1.18 inches1.2 inches1.63 inchesNA
Touchn/aNA
TypeTFTn/aMIPSuper AMOLEDLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8WR305 ATMIP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aTizen OSNA
Apps
Music

All Wearables