Polar M400 vs. LG Watch Sport vs. Casio G-Shock GBA800 vs. Polar Loop vs. Garmin Forerunner 45

 
M400
Watch Sport
G-Shock GBA800
Loop
Forerunner 45
 PolarM400Remove Buy NowLGWatch SportRemove Buy NowCasioG-Shock GBA800Remove Buy NowPolarLoopRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$200$349$120$100$199
Release20142016201820132019

Activity & Fitness

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

Battery

Duration8 hours to 30 days1.45 days2 years5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480NA208 x 208
Sizen/a1.38 inchesNA1.04 inches
Touch
Typen/aP-OLEDLEDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP6820 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NABuilt-in
Apps
Music

All Wearables