Samsung Gear S3 vs. Fitbit Charge 2 vs. Casio WSD-F20A vs. Samsung Gear 2

 
Gear S3
Charge 2
WSD-F20A
Gear 2
 SamsungGear S3Remove Buy NowFitbitCharge 2Remove Buy NowCasioWSD-F20ARemove Buy NowSamsungGear 2Remove Buy Now

Basic Info

Suggested Price$350$150$399$300
Release2016201620182014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
StepsNA
Swim

Battery

Duration4 days5 days1 day2-3 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360n/a320 x 320320 x 320
Size1.3 inchesn/a1.32 inches1.63 inches
Touchn/a
TypeFullcolor AODOLEDLCDSuper AMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68n/a5 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aWear OSTizen OS
Apps
Music

All Wearables