Fitbit Ionic vs. Asus ZenWatch vs. Jawbone UP24 vs. Garmin Forerunner 45 vs. Amazfit T-Rex

 
Ionic
ZenWatch
UP24
Forerunner 45
T-Rex
 FitbitIonicRemove Buy NowAsusZenWatchRemove Buy NowJawboneUP24Remove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$299$150$130$199$140
Release20172014201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ daysNA14 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 320NA208 x 208360 x 360
Size1.421.63 inchesNA1.04 inches1.3 inches
TouchNA
TypeOLEDAMOLEDNALCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIP55Splash Resistant5 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemFitbit OSAndroid WearNABuilt-inBuild-in
Apps
Music

All Wearables