Apple Watch Series 3 vs. Fitbit Flex 2 vs. Apple Watch Series 2 vs. Casio G-Shock GBA800 vs. Casio WSD-F20A

 
Watch Series 3
Flex 2
Watch Series 2
G-Shock GBA800
WSD-F20A
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowAppleWatch Series 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$329$100$269$120$399
Release20172016201620182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days18 hours2 years1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a340 x 272 or 390 x 312320 x 320
Size1.5 inches or 1.65 inchesn/a1.5 inches or 1.65 inches1.32 inches
Touchn/a
TypeAMOLEDLEDAMOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5ATM20 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aWatch OSWear OS
Apps
Music

Wearables by Casio

Casio WSD-F10

All Wearables