Huawei Watch vs. Polar M400 vs. Garmin Vivosmart HR vs. Fitbit Charge 3 vs. Apple Watch 7

 
Watch
M400
Vivosmart HR
Charge 3
Watch 7
 HuaweiWatchRemove Buy NowPolarM400Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitCharge 3Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$349$200$170$150$429
Release20152014201520182021

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days5 days7 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution400 x 400n/a160 x 6866 x 18396 x 484
Size1.4 inchesn/a1.08 inches.721 inches1.9 inches
Touch
TypeAMOLEDn/an/aOLEDMicroLED

Functions

Audio Speakern/aAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a3 ATM5 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aNAWatchOS 8
Apps
Musicn/a

All Wearables