Polar M400 vs. Amazfit Bip vs. Asus ZenWatch vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Michael Kors Grayson

 
M400
Bip
ZenWatch
G-Shock GBA800
Grayson
Grayson
 PolarM400Remove Buy NowAmazfitBipRemove Buy NowAsusZenWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$99.99$150$120$350$350
Release201420182014201820182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days30 daysNA2 years24 hours24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a176 x 176320 x 320453 x 454453x454
Sizen/a1.28 inches1.63 inches1.39 inches1.39 inches
Touch
Typen/aNAAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP68IP5520 ATM1 ATM1 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearAndroid WearAndroid Wear
Apps
Music

All Wearables