Samsung Gear S2 vs. Fitbit Ionic vs. Casio G-Shock GBA800 vs. Garmin Forerunner 235

 
Gear S2
Ionic
G-Shock GBA800
Forerunner 235
 SamsungGear S2Remove Buy NowFitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminForerunner 235Remove Buy Now

Basic Info

Suggested Price$300$299$120$299.99
Release2015201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days4+ days2 years9 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360348x250215 x 180
Size1.2 inches1.421.23 inches
Touch
TypeSuper AMOLEDOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6850m20 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenFitbit OS
Apps
Music

All Wearables