Polar M600 vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Samsung Galaxy Watch vs. Fitbit Alta HR

 
M600
Flex 2
WSD-F20A
Galaxy Watch
Alta HR
 PolarM600Remove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$330$100$399$330$150
Release20162016201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days1 day7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a320 x 320360 x 360128 x 36
Size1.3 inchesn/a1.32 inches1.2 inches or 1.3 inches1.4 inches
Touchn/an/a
TypeTFTLEDLCDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWear OSTizen OS
Apps
MusicSpotify

All Wearables