ASUS ZenWatch 2 vs. Polar M400 vs. Amazfit Bip vs. Fitbit Charge vs. Apple Watch 8

 
ZenWatch 2
M400
Bip
Charge
Watch 8
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowAmazfitBipRemove Buy NowFitbitChargeRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$150$200$99.99$130$499
Release20162014201820142022

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days30 days7-10 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a176 x 176NA340 x 272 or 390 x 312
Size1.63 inches or 1.45 inchn/a1.28 inchesNA1.5 inches or 1.65 inches
TouchNA
TypeAMOLEDn/aNAOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMIP681 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aNAWatchOS 9
Apps
Music

All Wearables