Samsung Gear S vs. Fitbit Zip vs. Casio WSD-F20A vs. Fitbit Charge HR vs. Fitbit Sense 2

 
Gear S
Zip
WSD-F20A
Charge HR
Sense 2
 SamsungGear SRemove Buy NowFitbitZipRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitCharge HRRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$250$60$399$150$300
Release20132012201820152022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a6 months1 day5 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360n/a320 x 320NA336x336
Size2 inchesn/a1.32 inchesNA1.59 inches
TouchNA
TypeSuper AMOLEDn/aLCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67Splash Resistant5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aWear OSNA
Apps
Music

All Wearables