Garmin Forerunner 225 vs. Fitbit Flex 2 vs. Casio G-Shock GBA800 vs. Diesel On Full Guard 2.5 vs. Apple Watch 7

 
Forerunner 225
Flex 2
G-Shock GBA800
On Full Guard 2.5
Watch 7
 GarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$300$100$120$325$429
Release20152016201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days2 years4 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180n/a454x454396 x 484
Size1 inchn/a1.39 inches1.9 inches
Touchn/a
Typen/aLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM20 ATM3 ATMwater resistant but not waterproof

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWear OSWatchOS 8
Appsn/a
Musicn/a

All Wearables