Polar M400 vs. LG Watch Urbane 2 vs. Jawbone UP2 vs. Amazfit T-Rex vs. Fitbit Inspire 3

 
M400
Watch Urbane 2
UP2
T-Rex
Inspire 3
 PolarM400Remove Buy NowLGWatch Urbane 2Remove Buy NowJawboneUP2Remove Buy NowAmazfitT-RexRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$200$300$100$140$100
Release20142015201520192022

Activity & Fitness

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

Battery

Duration8 hours to 30 daysNA7 days20 days10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480NA360 x 36032x18
Sizen/a1.38 inchesNA1.3 inches46 inches
TouchNA
Typen/aP-OLEDNAAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMNASplash resistant5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNABuild-in
Apps
Music

All Wearables