Huawei Watch vs. Polar M400 vs. Samsung Gear S2 vs. Sony SmartWatch 3 vs. Apple Watch Series 4

 
Watch
M400
Gear S2
SmartWatch 3
Watch Series 4
 HuaweiWatchRemove Buy NowPolarM400Remove Buy NowSamsungGear S2Remove Buy NowSonySmartWatch 3Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$349$200$300$250$329
Release20152014201520142018

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days2-3 days2 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution400 x 400n/a360 x 360320 x 320384 x 480
Size1.4 inchesn/a1.2 inches1.6 inches1.78 inches
Touch
TypeAMOLEDn/aSuper AMOLEDTFT LCDMicroLED

Functions

Audio Speakern/aAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a3 ATMIP68IP68Not Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aTizenAndroid WearWatch OS 5
Apps
Musicn/a

All Wearables