Samsung Gear S2 vs. Fitbit One vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Casio WSD-F20A

 
Gear S2
One
Stratos
G-Shock GBA800
WSD-F20A
 SamsungGear S2Remove Buy NowFitbitOneRemove Buy NowAmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$300$100$199$120$399
Release20152012201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days10-14 days5 days2 years1 day
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/a320 x 300320 x 320
Size1.2 inchesn/a1.34 inches1.32 inches
Touch
TypeSuper AMOLEDOLEDOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68Splast Resistant5 ATM20 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aProprietaryWear OS
Apps
Music

Wearables by Casio

Casio WSD-F10

All Wearables