Polar M400 vs. Misfit Flash vs. Casio WSD-F20A vs. Mobvoi TicWatch E vs. Garmin Vivosmart 4

 
M400
Flash
WSD-F20A
TicWatch E
Vivosmart 4
 PolarM400Remove Buy NowMisfitFlashRemove Buy NowCasioWSD-F20ARemove Buy NowMobvoiTicWatch ERemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$30$399$159$130
Release20142014201820172018

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months1 day1.5-2 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 320400 x 40048 x 128
Sizen/an/a1.32 inches1.4 inches0.74 inches
Touchn/a
Typen/an/aLCDOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSAndroid Wear 2.0
Apps
Music

All Wearables