Huawei Watch vs. Polar M400 vs. Fitbit Alta vs. Apple Watch Series 2 vs. Fitbit Charge 3

 
Watch
M400
Alta
Watch Series 2
Charge 3
 HuaweiWatchRemove Buy NowPolarM400Remove Buy NowFitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$349$200$130$269$150
Release20152014201620162018

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days5 days18 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution400 x 400n/an/a340 x 272 or 390 x 31266 x 18
Size1.4 inchesn/an/a1.5 inches or 1.65 inches.721 inches
Touchn/a
TypeAMOLEDn/aOLEDAMOLEDOLED

Functions

Audio Speakern/aAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a3 ATMn/a5ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemAndroid Wearn/an/aWatch OSNA
Apps
Musicn/a

All Wearables