ASUS ZenWatch 2 vs. Fitbit Surge vs. Fitbit Ionic vs. Fitbit Flex vs. Apple Series 6

 
ZenWatch 2
Surge
Ionic
Flex
Series 6
 ASUSZenWatch 2Remove Buy NowFitbitSurgeRemove Buy NowFitbitIonicRemove Buy NowFitbitFlexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$250$299$100$399
Release20162016201720132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days4+ days5 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a348x250NA384 x 480
Size1.63 inches or 1.45 inch1.26 inches1.42NA40mm
TouchNA
TypeAMOLEDMonochrome LCDOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIP675 ATM50m1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aFitbit OSNAWatchOS 5
Apps
Music

All Wearables