Samsung Gear S2 vs. Sony SmartWatch 3 vs. Fitbit Ionic vs. Samsung Galaxy Watch vs. Garmin VivoActive 4

 
Gear S2
SmartWatch 3
Ionic
Galaxy Watch
VivoActive 4
 SamsungGear S2Remove Buy NowSonySmartWatch 3Remove Buy NowFitbitIonicRemove Buy NowSamsungGalaxy WatchRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$300$250$299$330$349
Release20152014201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days2 days4+ days7 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/aNA
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360320 x 320348x250360 x 360260 x 260
Size1.2 inches1.6 inches1.421.2 inches or 1.3 inches1.3ionches
Touch
TypeSuper AMOLEDTFT LCDOLEDAMOLEDMIP

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP6850m5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenAndroid WearFitbit OSTizen OSWear OS
Apps
MusicSpotify

All Wearables