Garmin Forerunner 225 vs. Diesel On Full Guard vs. Fitbit Alta HR vs. Fitbit Charge vs. Apple Watch Series 4

 
Forerunner 225
On Full Guard
Alta HR
Charge
Watch Series 4
 GarminForerunner 225Remove Buy NowDieselOn Full GuardRemove Buy NowFitbitAlta HRRemove Buy NowFitbitChargeRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$300$325$150$130$329
Release20152017201720142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks1 day7 days7-10 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180454 x 454128 x 36NA384 x 480
Size1 inch1.4 inches1.4 inchesNA1.78 inches
TouchNA
Typen/aOMOLEDOLEDOLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATMNot Yet

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid Wear 2.0NAWatch OS 5
Appsn/a
Musicn/a

All Wearables