ASUS ZenWatch 2 vs. Fitbit Alta vs. Fitbit Charge vs. Apple Watch 8 vs. Apple Series 6

 
ZenWatch 2
Alta
Charge
Watch 8
Series 6
 ASUSZenWatch 2Remove Buy NowFitbitAltaRemove Buy NowFitbitChargeRemove Buy NowAppleWatch 8Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$130$130$499$399
Release20162016201420222020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days7-10 days18 hrsNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/aNA340 x 272 or 390 x 312384 x 480
Size1.63 inches or 1.45 inchn/aNA1.5 inches or 1.65 inches40mm
Touchn/aNA
TypeAMOLEDOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIP67n/a1 ATM5 ATM

Notifications

Phone
Emailsn/an/a
Textsn/a

Software

Operating SystemAndroid Wearn/aNAWatchOS 9WatchOS 5
Apps
Music

All Wearables