ASUS ZenWatch 2 vs. Fitbit Surge vs. Garmin Forerunner 225 vs. Casio G-Shock GBA800 vs. Fitbit Flex

 
ZenWatch 2
Surge
Forerunner 225
G-Shock GBA800
Flex
 ASUSZenWatch 2Remove Buy NowFitbitSurgeRemove Buy NowGarminForerunner 225Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$250$300$120$100
Release20162016201520182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days10 hours to 4 weeks2 years5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a180 x 180NA
Size1.63 inches or 1.45 inch1.26 inches1 inchNA
TouchNA
TypeAMOLEDMonochrome LCDn/aLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM20 ATM1 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/an/a

Software

Operating SystemAndroid Wearn/an/aNA
Appsn/a
Musicn/a

All Wearables