Garmin Vivoactive HR vs. Garmin Vivosmart HR vs. Fitbit Ionic vs. Samsung Gear 2 vs. Amazfit GTS

 
Vivoactive HR
Vivosmart HR
Ionic
Gear 2
GTS
 GarminVivoactive HRRemove Buy NowGarminVivosmart HRRemove Buy NowFitbitIonicRemove Buy NowSamsungGear 2Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$250$170$299$300$150
Release20162015201720142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration13 hours to 8 days5 days4+ days2-3 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205160 x 68348x250320 x 320348 x 442
Size1.38 inches1.08 inches1.421.63 inches1.65 inches
Touch
Typen/an/aOLEDSuper AMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50mIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSTizen OSWear OS
Apps
Music

All Wearables