Garmin Fenix 3 vs. Amazfit Arc vs. Garmin 645 Music vs. LG Watch Urbane 2 vs. Amazfit T-Rex

 
Fenix 3
Arc
645 Music
Watch Urbane 2
T-Rex
 GarminFenix 3Remove Buy NowAmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowLGWatch Urbane 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$69.99$450$300$140
Release20152016201820152019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks20 days7 daysNA20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 21872 x40240 x 240480 x 480360 x 360
Size1.2 inches0.42 inches1.2 inches1.38 inches1.3 inches
Touch
TypeChroma LEDOLEDMIPP-OLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMIP675 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearBuild-in
Apps
Music

All Wearables