Samsung Gear S vs. Fitbit Charge 2 vs. Fitbit Ionic vs. Garmin Forerunner 935 vs. Garmin Vivosmart 3

 
Gear S
Charge 2
Ionic
Forerunner 935
Vivosmart 3
 SamsungGear SRemove Buy NowFitbitCharge 2Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowGarminVivosmart 3Remove Buy Now

Basic Info

Suggested Price$250$150$299$500$139.99
Release20132016201720172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days4+ daysUp to 2 weeks5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360n/a348x250240 x 24064 x 128
Size2 inchesn/a1.421.2 inchesNA
Touchn/a
TypeSuper AMOLEDOLEDOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/a50m5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aFitbit OS
Apps
Music

All Wearables