Polar M400 vs. Samsung Gear S vs. Casio G-Shock GBA800 vs. Polar Loop vs. Huawei Band 2

 
M400
Gear S
G-Shock GBA800
Loop
Band 2
 PolarM400Remove Buy NowSamsungGear SRemove Buy NowCasioG-Shock GBA800Remove Buy NowPolarLoopRemove Buy NowHuaweiBand 2Remove Buy Now

Basic Info

Suggested Price$200$250$120$100$69.99
Release20142013201820132017

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/a2 years5 days21 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 360NA128 x 32
Sizen/a2 inchesNA0.91 inches
Touch
Typen/aSuper AMOLEDLEDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP6720 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenNA
Apps
Music

All Wearables