Garmin Vivoactive HR vs. Sony SmartWatch 3 vs. Fitbit Alta vs. Amazfit T-Rex

 
Vivoactive HR
SmartWatch 3
Alta
T-Rex
 GarminVivoactive HRRemove Buy NowSonySmartWatch 3Remove Buy NowFitbitAltaRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$250$130$140
Release2016201420162019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days2 days5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205320 x 320n/a360 x 360
Size1.38 inches1.6 inchesn/a1.3 inches
Touchn/a
Typen/aTFT LCDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP68n/a5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wearn/aBuild-in
Apps
Music

All Wearables