Polar M400 vs. Polar V800 vs. Casio WSD-F20A vs. Mobvoi TicWatch E vs. Garmin Forerunner 45

 
M400
V800
WSD-F20A
TicWatch E
Forerunner 45
 PolarM400Remove Buy NowPolarV800Remove Buy NowCasioWSD-F20ARemove Buy NowMobvoiTicWatch ERemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$200$470$399$159$199
Release20142014201820172019

Activity & Fitness

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

Battery

Duration8 hours to 30 days13 hours to 30 days1 day1.5-2 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 320400 x 400208 x 208
Sizen/an/a1.32 inches1.4 inches1.04 inches
Touch
Typen/an/aLCDOLEDLCD

Functions

Audio SpeakerAlerts onlyAlerts 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 2.0Built-in
Apps
Music

All Wearables