Huawei Fit vs. Polar M400 vs. Apple Watch Series 4 vs. Fitbit Versa 2 vs. Amazfit T-Rex

 
Fit
M400
Watch Series 4
Versa 2
T-Rex
 HuaweiFitRemove Buy NowPolarM400Remove Buy NowAppleWatch Series 4Remove Buy NowFitbitVersa 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$200$329$199$140
Release20162014201820192019

Activity & Fitness

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

Battery

Duration6 days8 hours to 30 daysNot Yet5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution208 x 208n/a384 x 480300 x 300360 x 360
Size1.04 inchesn/a1.78 inches1.34 inches1.3 inches
Touch
TypeMemory LCDn/aMicroLEDAMOLEDAMOLED

Functions

Audio Speakern/aAlerts only
Clock
Phone 5 ATM
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP683 ATMNot Yet5 ATM5 ATM

Notifications

Phone 5 ATM
Emails
Textsn/a

Software

Operating Systemn/an/aWatch OS 5Build-inBuild-in
Appsn/a
Musicn/a

All Wearables