Fitbit Alta vs. Polar A360 vs. Michael Kors Grayson vs. Jawbone UP3 vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Alta
A360
Grayson
UP3
Grayson
T-Rex
 FitbitAltaRemove Buy NowPolarA360Remove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP3Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$200$350$180$350$140
Release201620152018201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days24 hours7 days24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 80453 x 454NA453x454360 x 360
Sizen/a1.18 inches1.39 inchesNA1.39 inches1.3 inches
Touchn/aNA
TypeOLEDn/aAMOLEDNAAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aWR301 ATMNA1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid WearBuild-in
Apps
MusicNA

All Wearables