Huawei Watch vs. Polar M400 vs. Samsung Gear S vs. LG Watch Sport vs. Amazfit T-Rex

 
Watch
M400
Gear S
Watch Sport
T-Rex
 HuaweiWatchRemove Buy NowPolarM400Remove Buy NowSamsungGear SRemove Buy NowLGWatch SportRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$349$200$250$349$140
Release20152014201320162019

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 daysn/a1.45 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400n/a480 x 360480 x 480360 x 360
Size1.4 inchesn/a2 inches1.38 inches1.3 inches
Touch
TypeAMOLEDn/aSuper AMOLEDP-OLEDAMOLED

Functions

Audio Speakern/aAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a3 ATMIP67IP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aTizenAndroid Wear 2Build-in
Apps
Musicn/a

All Wearables