Fitbit Alta vs. Apple Watch Series 2 vs. Casio G-Shock GBA800 vs. Casio WSD-F20A vs. Fitbit Charge

 
Alta
Watch Series 2
G-Shock GBA800
WSD-F20A
Charge
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$130$269$120$399$130
Release20162016201820182014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours2 years1 day7-10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 320NA
Sizen/a1.5 inches or 1.65 inches1.32 inchesNA
Touchn/aNA
TypeOLEDAMOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM20 ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSWear OSNA
Apps
Music

All Wearables