Polar M600 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit GTS vs. Amazfit T-Rex vs. HTC re Grip

 
M600
Grayson
Grayson
GTS
T-Rex
re Grip
 PolarM600Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitGTSRemove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$330$350$350$150$140$199
Release201620182018201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days24 hours24 hours14 days20 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240453 x 454453x454348 x 442360 x 360160 x 32
Size1.3 inches1.39 inches1.39 inches1.65 inches1.3 inches1.8 inches
Touchn/a
TypeTFTAMOLEDAMOLEDAMOLEDAMOLEDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX81 ATM1 ATM5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid WearAndroid WearWear OSBuild-inNA
Apps
Music

All Wearables