Polar M600 vs. Polar V800 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Huawei Band 2 vs. Amazfit T-Rex

 
M600
V800
Grayson
Grayson
Band 2
T-Rex
 PolarM600Remove Buy NowPolarV800Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowHuaweiBand 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$330$470$350$350$69.99$140
Release201620142018201820172019

Activity & Fitness

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

Battery

Duration2 days13 hours to 30 days24 hours24 hours21 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a453 x 454453x454128 x 32360 x 360
Size1.3 inchesn/a1.39 inches1.39 inches0.91 inches1.3 inches
Touchn/a
TypeTFTn/aAMOLEDAMOLEDPMOLEDAMOLED

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX83 ATM1 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables