Garmin 645 Music vs. Garmin Forerunner 235 vs. LG Watch Urbane 2 vs. Polar Loop vs. Amazfit GTR

 
645 Music
Forerunner 235
Watch Urbane 2
Loop
GTR
 Garmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowLGWatch Urbane 2Remove Buy NowPolarLoopRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$450$299.99$300$100$199
Release20182017201520132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration7 days9 daysNA5 days24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240215 x 180480 x 480NA454 x 454
Size1.2 inches1.23 inches1.38 inchesNA1.39 inches
Touch
TypeMIPMIPP-OLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMNA2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNABuild-in
Apps
Music

All Wearables