Garmin Vivoactive HR vs. Fitbit Versa vs. Garmin 645 Music vs. LG G Watch R vs. Amazfit T-Rex

 
Vivoactive HR
Versa
645 Music
G Watch R
T-Rex
 GarminVivoactive HRRemove Buy NowFitbitVersaRemove Buy NowGarmin645 MusicRemove Buy NowLGG Watch RRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$199.99$450$300$140
Release20162018201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days4 days7 days2 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 205300 x300240 x 240320 x 320360 x 360
Size1.38 inches1.34 inches1.2 inches1.3 inches1.3 inches
Touch
Typen/aOLEDMIPP-OLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearBuild-in
Apps
Music

All Wearables