Pebble Steel vs. Polar M400 vs. Casio WSD-F20A vs. Mobvoi TicWatch E vs. Fitbit Sense 2

 
Steel
M400
WSD-F20A
TicWatch E
Sense 2
 PebbleSteelRemove Buy NowPolarM400Remove Buy NowCasioWSD-F20ARemove Buy NowMobvoiTicWatch ERemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$150$200$399$159$300
Release20142014201820172022

Activity & Fitness

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

Battery

Duration5-7 days8 hours to 30 days1 day1.5-2 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a320 x 320400 x 400336x336
Size1.26 inchesn/a1.32 inches1.4 inches1.59 inches
Touch
Typee-papern/aLCDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aWear OSAndroid Wear 2.0
Apps
Music

All Wearables