Apple Watch Series 3 vs. Garmin Forerunner 45 vs. LG G Watch R vs. Amazfit GTS vs. Amazfit T-Rex

 
Watch Series 3
Forerunner 45
G Watch R
GTS
T-Rex
 AppleWatch Series 3Remove Buy NowGarminForerunner 45Remove Buy NowLGG Watch RRemove Buy NowAmazfitGTSRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$199$300$150$140
Release20172019201420192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours7 days2 days14 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312208 x 208320 x 320348 x 442360 x 360
Size1.5 inches or 1.65 inches1.04 inches1.3 inches1.65 inches1.3 inches
Touch
TypeAMOLEDLCDP-OLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Built-inAndroid WearWear OSBuild-in
Apps
Music

All Wearables