Samsung Gear S vs. Garmin Vivosmart HR vs. Fitbit Ionic vs. Samsung Gear 2 vs. Amazfit GTR

 
Gear S
Vivosmart HR
Ionic
Gear 2
GTR
 SamsungGear SRemove Buy NowGarminVivosmart HRRemove Buy NowFitbitIonicRemove Buy NowSamsungGear 2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$250$170$299$300$199
Release20132015201720142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Durationn/a5 days4+ days2-3 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360160 x 68348x250320 x 320454 x 454
Size2 inches1.08 inches1.421.63 inches1.39 inches
Touch
TypeSuper AMOLEDn/aOLEDSuper AMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM50mIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aFitbit OSTizen OSBuild-in
Apps
Music

All Wearables