Polar M600 vs. Garmin 645 Music vs. Fitbit Flex vs. Jawbone UP2 vs. Sony SmartBand

 
M600
645 Music
Flex
UP2
SmartBand
 PolarM600Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowJawboneUP2Remove Buy NowSonySmartBandRemove Buy Now

Basic Info

Suggested Price$330$450$100$100$100
Release20162018201320152014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days7 days5 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution240 x 240240 x 240NANANA
Size1.3 inches1.2 inchesNANANA
Touchn/aNANANA
TypeTFTMIPLEDNANA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM1 ATMSplash resistantIP58

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNANANA
Apps
Music

All Wearables