Pebble Time Round vs. Polar M400 vs. Fitbit Alta vs. Casio WSD-F20A vs. Misfit Flare

 
Time Round
M400
Alta
WSD-F20A
Flare
 PebbleTime RoundRemove Buy NowPolarM400Remove Buy NowFitbitAltaRemove Buy NowCasioWSD-F20ARemove Buy NowMisfitFlareRemove Buy Now

Basic Info

Suggested Price$200$200$130$399$59.95
Release20152014201620182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 hours to 30 days5 days1 day4 months
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a320 x 320NA
Sizeroundn/an/a1.32 inchesNA
Touchn/a
Typee-papern/aOLEDLCDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX73 ATMn/a5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/an/aWear OS
Apps
Music

All Wearables