Fitbit Alta vs. Huawei Watch 2 vs. Michael Kors Grayson vs. Jawbone UP4 vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Alta
Watch 2
Grayson
UP4
Grayson
T-Rex
 FitbitAltaRemove Buy NowHuaweiWatch 2Remove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP4Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$350$350$200$350$140
Release201620172018201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours24 hoursNA24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480453 x 454NA453x454360 x 360
Sizen/a1.38 inches1.39 inchesNA1.39 inches1.3 inches
Touchn/aNA
TypeOLEDP-OLEDAMOLEDNAAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP681 ATMNA1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2Android WearNAAndroid WearBuild-in
Apps
MusicNA

All Wearables