Samsung Gear S2 vs. Fitbit Zip vs. Garmin Forerunner 935 vs. Casio G-Shock GBA800 vs. Fitbit Alta HR

 
Gear S2
Zip
Forerunner 935
G-Shock GBA800
Alta HR
 SamsungGear S2Remove Buy NowFitbitZipRemove Buy NowGarminForerunner 935Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$300$60$500$120$150
Release20152012201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days6 monthsUp to 2 weeks2 years7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a240 x 240128 x 36
Size1.2 inchesn/a1.2 inches1.4 inches
Touch
TypeSuper AMOLEDn/aLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68Splash Resistant5 ATM20 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/a
Apps
Music

All Wearables