Garmin Vivofit 3 vs. ASUS ZenWatch 3 vs. Fitbit Alta HR vs. Amazfit T-Rex vs. Apple Watch 7

 
Vivofit 3
ZenWatch 3
Alta HR
T-Rex
Watch 7
 GarminVivofit 3Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$229$150$140$429
Release20162017201720192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration1 year48 hours7 days20 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution64 x 64400 x 400128 x 36360 x 360396 x 484
Size0.55 inches1.39 inches1.4 inches1.3 inches1.9 inches
Touch
Typen/aAMOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Build-inWatchOS 8
Apps
Music

All Wearables