Fitbit Alta vs. Diesel On Full Guard vs. Amazfit GTR vs. Amazfit GTS vs. Amazfit T-Rex

 
Alta
On Full Guard
GTR
GTS
T-Rex
 FitbitAltaRemove Buy NowDieselOn Full GuardRemove Buy NowAmazfitGTRRemove Buy NowAmazfitGTSRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$325$199$150$140
Release20162017201920192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day24 days14 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a454 x 454454 x 454348 x 442360 x 360
Sizen/a1.4 inches1.39 inches1.65 inches1.3 inches
Touchn/a
TypeOLEDOMOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP675 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2.0Build-inWear OSBuild-in
Apps
Music

All Wearables