Fitbit Alta vs. Polar A360 vs. LG Watch Sport vs. Garmin Forerunner 45 vs. Amazfit T-Rex

 
Alta
A360
Watch Sport
Forerunner 45
T-Rex
 FitbitAltaRemove Buy NowPolarA360Remove Buy NowLGWatch SportRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$200$349$199$140
Release20162015201620192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days1.45 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 80480 x 480208 x 208360 x 360
Sizen/a1.18 inches1.38 inches1.04 inches1.3 inches
Touchn/a
TypeOLEDn/aP-OLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aWR30IP685 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2Built-inBuild-in
Apps
Music

All Wearables