Polar M400 vs. Microsoft Band 2 vs. Garmin Forerunner 935 vs. Amazfit Cor vs. Casio G-Shock GBA800

 
M400
Band 2
Forerunner 935
Cor
G-Shock GBA800
 PolarM400Remove Buy NowMicrosoftBand 2Remove Buy NowGarminForerunner 935Remove Buy NowAmazfitCorRemove Buy NowCasioG-Shock GBA800Remove Buy Now

Basic Info

Suggested Price$200$250$500$79.99$120
Release20142015201720182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hours (without GPS)Up to 2 weeks12 days2 years
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128240 x 24080 x 160
Sizen/a1.36 inches1.2 inches1.23 inches
Touch
Typen/aCapacitative TFTLCDIPS LCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX75 ATM5 ATM20 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables