Samsung Gear S vs. Casio WSD-F20A vs. Samsung Gear Sport vs. Fitbit Charge HR vs. HTC re Grip

 
Gear S
WSD-F20A
Gear Sport
Charge HR
re Grip
 SamsungGear SRemove Buy NowCasioWSD-F20ARemove Buy NowSamsungGear SportRemove Buy NowFitbitCharge HRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$250$399$299.99$150$199
Release20132018201720152020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a1 day2 days5 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360320 x 320360 x 360NA160 x 32
Size2 inches1.32 inches1.2 inchesNA1.8 inches
TouchNA
TypeSuper AMOLEDLCDSuper AMOLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM1 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenWear OSTizen OSNANA
Apps
Music

All Wearables