ASUS ZenWatch 2 vs. Garmin Forerunner 225 vs. Samsung Gear S2 vs. Fitbit Ionic vs. Garmin Forerunner 935

 
ZenWatch 2
Forerunner 225
Gear S2
Ionic
Forerunner 935
 ASUSZenWatch 2Remove Buy NowGarminForerunner 225Remove Buy NowSamsungGear S2Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 935Remove Buy Now

Basic Info

Suggested Price$150$300$300$299$500
Release20162015201520172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a10 hours to 4 weeks2-3 days4+ daysUp to 2 weeks
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution320 x 320180 x 180360 x 360348x250240 x 240
Size1.63 inches or 1.45 inch1 inch1.2 inches1.421.2 inches
Touch
TypeAMOLEDn/aSuper AMOLEDOLEDLCD

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMIP6850m5 ATM

Notifications

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

Software

Operating SystemAndroid Wearn/aTizenFitbit OS
Appsn/a
Musicn/a

All Wearables