Fitbit Alta vs. Apple Watch vs. Casio G-Shock GBA800 vs. Diesel On Full Guard vs. Apple Series 6

 
Alta
Watch
G-Shock GBA800
On Full Guard
Series 6
 FitbitAltaRemove Buy NowAppleWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowDieselOn Full GuardRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$349$120$325$399
Release20162015201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours2 years1 dayNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312454 x 454384 x 480
Sizen/a1.5 inches or 1.65 inches1.4 inches40mm
Touchn/a
TypeOLEDAMOLEDOMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/aIPX720 ATMIP67

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSAndroid Wear 2.0WatchOS 5
Apps
Music

All Wearables