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

 
Time Round
M600
One
WSD-F20A
Alta HR
 PebbleTime RoundRemove Buy NowPolarM600Remove Buy NowFitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$330$100$399$150
Release20152016201220182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days10-14 days1 day7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240n/a320 x 320128 x 36
Sizeround1.3 inchesn/a1.32 inches1.4 inches
Touchn/a
Typee-paperTFTOLEDLCDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IPX8Splast Resistant5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid Wearn/aWear OS
Apps
Music

All Wearables