Polar A360 vs. Jawbone UP3 vs. Jaybird Reign vs. Amazfit GTR vs. Amazfit T-Rex

 
A360
UP3
Reign
GTR
T-Rex
 PolarA360Remove Buy NowJawboneUP3Remove Buy NowJaybirdReignRemove Buy NowAmazfitGTRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$180$150$199$140
Release20152013201520192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days7 days5 days24 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80NANA454 x 454360 x 360
Size1.18 inchesNANA1.39 inches1.3 inches
TouchNANA
Typen/aNALEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR30NANA5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANABuild-inBuild-in
Apps
MusicNA

All Wearables