Fitbit One vs. Asus VivoWatch vs. Michael Kors Grayson vs. Motorola Moto 360 (1st Gen) vs. Michael Kors Grayson vs. Amazfit T-Rex

 
One
VivoWatch
Grayson
Moto 360 (1st Gen)
Grayson
T-Rex
 FitbitOneRemove Buy NowAsusVivoWatchRemove Buy NowMichael KorsGraysonRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$160$350$150$350$140
Release201220182018201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days24 hours to 10 days24 hours1 day24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 128453 x 454320 x 260453x454360 x 360
Sizen/aNA1.39 inches1.56 inches1.39 inches1.3 inches
Touch
TypeOLEDNAAMOLEDLCDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceSplast ResistantIP671 ATMIP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOSAndroid WearAndroid WearAndroid WearBuild-in
Apps
MusicNA

All Wearables