Fitbit Alta vs. LG Watch Style vs. Garmin Forerunner 45 vs. LG G Watch R vs. Amazfit T-Rex

 
Alta
Watch Style
Forerunner 45
G Watch R
T-Rex
 FitbitAltaRemove Buy NowLGWatch StyleRemove Buy NowGarminForerunner 45Remove Buy NowLGG Watch RRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$249$199$300$140
Release20162017201920142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days2 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a360 x 360208 x 208320 x 320360 x 360
Sizen/a1.2 inches1.04 inches1.3 inches1.3 inches
Touchn/a
TypeOLEDP-OLEDLCDP-OLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP675 ATMIP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2Built-inAndroid WearBuild-in
Apps
Music

All Wearables