Garmin Vivoactive HR vs. Garmin Vivosmart 3 vs. Mobvoi TicWatch S2 vs. Amazfit T-Rex

 
Vivoactive HR
Vivosmart 3
TicWatch S2
T-Rex
 GarminVivoactive HRRemove Buy NowGarminVivosmart 3Remove Buy NowMobvoiTicWatch S2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$139.99$180$140
Release2016201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days5 days2 DAYS20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 20564 x 128400 x 400360 x 360
Size1.38 inchesNA1.39 inches1.3 inches
Touch
Typen/aOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSBuild-in
Apps
Music

All Wearables