ASUS ZenWatch 2 vs. Polar M400 vs. Garmin Forerunner 935 vs. Fitbit Charge 3 vs. Apple Watch 7

 
ZenWatch 2
M400
Forerunner 935
Charge 3
Watch 7
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowGarminForerunner 935Remove Buy NowFitbitCharge 3Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$200$500$150$429
Release20162014201720182021

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 daysUp to 2 weeks7 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320n/a240 x 24066 x 18396 x 484
Size1.63 inches or 1.45 inchn/a1.2 inches.721 inches1.9 inches
Touch
TypeAMOLEDn/aLCDOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aNAWatchOS 8
Apps
Music

All Wearables