Polar Loop 2 vs. Asus ZenWatch vs. Jawbone UP Move vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
Loop 2
ZenWatch
UP Move
Inspire HR
T-Rex
 PolarLoop 2Remove Buy NowAsusZenWatchRemove Buy NowJawboneUP MoveRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$120$150$50$99$140
Release20152014201420192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 days (without notifications)NA6 months5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a320 x 320NA139 x 60360 x 360
Sizen/a1.63 inchesNA1.4 inches1.3 inches
TouchNA
TypeLEDAMOLEDNAOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP55Splash Resistant5 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearNAFitbit OSBuild-in
Apps
Music

All Wearables