Motorola Moto 360 (2nd Gen) vs. Fitbit Ionic vs. Michael Kors Grayson vs. Garmin Vivosmart HR Plus vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Moto 360 (2nd Gen)
Ionic
Grayson
Vivosmart HR Plus
Grayson
T-Rex
 MotorolaMoto 360 (2nd Gen)Remove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart HR PlusRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$299$350$179$350$140
Release201520172018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1.5 days4+ days24 hours5 days24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330348x250453 x 454160 x 68453x454360 x 360
Size1.37 inches or 1.56 inches1.421.39 inches0.5 inches x 0.8 inches1.39 inches1.3 inches
Touch
TypeLCDOLEDAMOLEDLCDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6750m1 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearFitbit OSAndroid WearNAAndroid WearBuild-in
Apps
Musicn/a

All Wearables