Garmin Forerunner 225 vs. Fitbit Alta vs. Diesel On Full Guard vs. Fitbit Charge HR vs. Apple Watch 8

 
Forerunner 225
Alta
On Full Guard
Charge HR
Watch 8
 GarminForerunner 225Remove Buy NowFitbitAltaRemove Buy NowDieselOn Full GuardRemove Buy NowFitbitCharge HRRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$300$130$325$150$499
Release20152016201720152022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days1 day5 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a454 x 454NA340 x 272 or 390 x 312
Size1 inchn/a1.4 inchesNA1.5 inches or 1.65 inches
Touchn/aNA
Typen/aOLEDOMOLEDOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aIP671 ATM5 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating Systemn/an/aAndroid Wear 2.0NAWatchOS 9
Appsn/a
Musicn/a

All Wearables