ASUS ZenWatch 2 vs. Polar M400 vs. Garmin Forerunner 235 vs. Apple Watch 8 vs. Apple Series 6

 
ZenWatch 2
M400
Forerunner 235
Watch 8
Series 6
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowGarminForerunner 235Remove Buy NowAppleWatch 8Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$200$299.99$499$399
Release20162014201720222020

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days9 days18 hrsNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a215 x 180340 x 272 or 390 x 312384 x 480
Size1.63 inches or 1.45 inchn/a1.23 inches1.5 inches or 1.65 inches40mm
Touch
TypeAMOLEDn/aMIPAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIP673 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aWatchOS 9WatchOS 5
Apps
Music

All Wearables