Fitbit Alta vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Fossil Explorist vs. Amazfit T-Rex

 
Alta
ZenWatch 3
Ionic
Explorist
T-Rex
 FitbitAltaRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowFossilExploristRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$229$299$255$140
Release20162017201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours4+ days24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400348x250454 x454360 x 360
Sizen/a1.39 inches1.421.4 inches1.3 inches
Touchn/a
TypeOLEDAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50mIP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2Fitbit OSWear OSBuild-in
Apps
Music

All Wearables