Fitbit One vs. Asus ZenWatch vs. Garmin Vivosmart 3 vs. Amazfit GTS vs. Amazfit T-Rex

 
One
ZenWatch
Vivosmart 3
GTS
T-Rex
 FitbitOneRemove Buy NowAsusZenWatchRemove Buy NowGarminVivosmart 3Remove Buy NowAmazfitGTSRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$150$139.99$150$140
Release20122014201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 daysNA5 days14 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 32064 x 128348 x 442360 x 360
Sizen/a1.63 inchesNA1.65 inches1.3 inches
Touch
TypeOLEDAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantIP555 ATM5 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OSBuild-in
Apps
Music

All Wearables