Polar M400 vs. Michael Kors Grayson vs. MobVoi TicWatch Pro vs. Michael Kors Grayson vs. Huawei Band 3 Pro vs. Garmin Vivosmart 4

 
M400
Grayson
TicWatch Pro
Grayson
Band 3 Pro
Vivosmart 4
 PolarM400Remove Buy NowMichael KorsGraysonRemove Buy NowMobVoiTicWatch ProRemove Buy NowMichael KorsGraysonRemove Buy NowHuaweiBand 3 ProRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$350$300$350$70$130
Release201420182018201820182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days24 hours30 days24 hours12 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454400 x 400453x454454 x 45448 x 128
Sizen/a1.39 inches1.4 inches1.39 inches1.39 inches0.74 inches
Touch
Typen/aAMOLEDOLED/FSTNAMOLEDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATMIP681 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWear OSAndroid WearAMAZFIT OS
Apps
Music

All Wearables