Polar M600 vs. Apple Watch Series 2 vs. Apple Watch vs. Casio WSD-F20A vs. Fitbit Alta HR

 
M600
Watch Series 2
Watch
WSD-F20A
Alta HR
 PolarM600Remove Buy NowAppleWatch Series 2Remove Buy NowAppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$330$269$349$399$150
Release20162016201520182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days18 hours18 hours1 day7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240340 x 272 or 390 x 312340 x 272 or 390 x 312320 x 320128 x 36
Size1.3 inches1.5 inches or 1.65 inches1.5 inches or 1.65 inches1.32 inches1.4 inches
Touchn/a
TypeTFTAMOLEDAMOLEDLCDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85ATMIPX75 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearWatch OSWatch OSWear OS
Apps
Music

All Wearables