Fossil Q Grant vs. Garmin Vivoactive HR vs. Fitbit Alta vs. ASUS ZenWatch 3 vs. Amazfit T-Rex

 
Q Grant
Vivoactive HR
Alta
ZenWatch 3
T-Rex
 FossilQ GrantRemove Buy NowGarminVivoactive HRRemove Buy NowFitbitAltaRemove Buy NowASUSZenWatch 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$175$250$130$229$140
Release20152016201620172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days13 hours to 8 days5 days48 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/an/a
Windowsn/an/a

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a148 x 205n/a400 x 400360 x 360
Sizen/a1.38 inchesn/a1.39 inches1.3 inches
Touchn/an/a
Typen/an/aOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMn/a5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aAndroid Wear 2Build-in
Apps
Music

All Wearables