ASUS ZenWatch 2 vs. Fitbit Flex 2 vs. Fitbit Alta HR vs. Polar A370 vs. Apple Watch 8

 
ZenWatch 2
Flex 2
Alta HR
A370
Watch 8
 ASUSZenWatch 2Remove Buy NowFitbitFlex 2Remove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$150$100$150$179.95$499
Release20162016201720172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days7 daysUp to 3 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/a128 x 36160 x 80340 x 272 or 390 x 312
Size1.63 inches or 1.45 inchn/a1.4 inches1.18 inches1.5 inches or 1.65 inches
Touchn/a
TypeAMOLEDLEDOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMWR305 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aWatchOS 9
Apps
Music

All Wearables