Polar M600 vs. Fitbit One vs. Casio WSD-F20A vs. Pebble Time 2 vs. Fitbit Alta HR

 
M600
One
WSD-F20A
Time 2
Alta HR
 PolarM600Remove Buy NowFitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowPebbleTime 2Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$330$100$399$199$150
Release20162012201820162017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days10-14 days1 day10 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a320 x 320NA128 x 36
Size1.3 inchesn/a1.32 inchesNA1.4 inches
Touchn/a
TypeTFTOLEDLCDe-paperOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8Splast Resistant5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWear OSPebble OS
Apps
Music

All Wearables