ASUS ZenWatch 2 vs. Samsung Gear S2 vs. Sony SmartWatch 3 vs. Fitbit Ionic vs. Amazfit GTR

 
ZenWatch 2
Gear S2
SmartWatch 3
Ionic
GTR
 ASUSZenWatch 2Remove Buy NowSamsungGear S2Remove Buy NowSonySmartWatch 3Remove Buy NowFitbitIonicRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$300$250$299$199
Release20162015201420172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a2-3 days2 days4+ days24 days
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 320360 x 360320 x 320348x250454 x 454
Size1.63 inches or 1.45 inch1.2 inches1.6 inches1.421.39 inches
Touch
TypeAMOLEDSuper AMOLEDTFT LCDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP68IP6850m5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearTizenAndroid WearFitbit OSBuild-in
Apps
Music

All Wearables