ASUS ZenWatch 2 vs. Fitbit Surge vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Fitbit Flex

 
ZenWatch 2
Surge
ZenWatch 3
Ionic
Flex
 ASUSZenWatch 2Remove Buy NowFitbitSurgeRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$250$229$299$100
Release20162016201720172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days48 hours4+ days5 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a400 x 400348x250NA
Size1.63 inches or 1.45 inch1.26 inches1.39 inches1.42NA
TouchNA
TypeAMOLEDMonochrome LCDAMOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM50m1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aAndroid Wear 2Fitbit OSNA
Apps
Music

All Wearables