Customize Apple Watch units of measurements using the Watch and Health App (iOS 14+)

iOS 14 Change unit of metrics for Apple Watch

Apple has made it easier to access and change all the units of measure for metrics that you track with your workouts. You can easily change your Apple Watch to metric measurements and choose between ‘Km’ or ‘Mi’ for kilometers or miles.

Related reading:

Additionally, You will also be able to set up metrics for Swimming, cycling and energy units ( Calories for kCal), all in one single location on your iPhone running iOS 14.

iOS 14 Change unit of metrics for Apple Watch

How to change Unit of measure for workout metrics in iOS 14

In iOS 14+, this has been integrated into one single location.

  • Open ‘Watch’ app on your iPhone running iOS 14+
  • Tap on ‘My Watch’ at the bottom of the screen
  • Scroll down to ‘Workouts’ and tap on itChange Apple watch metrics in iOS 14
  • Scroll down to the bottom of the screen and tap on ‘Units of Measure’Change Apple Watch unit of Measure in iOS 14

On this screen, you can configure the units of measure associated with the various metrics for your workouts.

Change workout units of measure for Apple watch in iOS 14

Here you can choose between
    • Calories and Kilocalories for energy units
    • Choose between Yards and Meters for swimming workouts
    • Choose Miles versus Kilometers for your cycling workouts

And finally set up the miles or kilometers for your walking and running workouts!

Changing Metrics using Health App on your iPhone

In the older iOS 13, you were able to change your Apple Watch to metric measurements by using the Health app. This feature is still available to you in iOS 14+’s Health app.

Once you opened up the Health app on your iPhone:

  1. Tap on Activity
  2. Scroll down to Walking + Running Distance and tap
  3. Scroll down to Unit and tap
  4. Choose between km and mi for kilometers and miles

Enter Height, weight and other details for accurate workout readings

When you start with a new Apple Watch, it is important to add in your personal body measurement details into the device so that it can accurately track your calories and other health information.

In order to enter or update your personal information

    1. On your iPhone, begin by tapping on the Watch App
    2. Tap on ‘My Watch’ app at the bottom
    3. Choose Health followed by Health DetailsEnter health details on iOS 14
    4. Tap on Edit at the top right corner of the screen
    5. Tap on any one of the fields ( Birthdate, Sex, Height or Weight)Edit WEIGHT info on iOS 14
    6. Modify the details and tap on Done

Periodically Update Weight information using Health App in iOS

As you progress through your workouts and health goals, you can also periodically update your weight at various times by using the Health app in iOS.

This way, it makes it easier to keep track of weight reduction trends associated with your workouts and other fitness programs.

In order to do so in iOS 14+, 

  1. Open Health app on your iPhone
  2. Tap on the ‘Browse’ tab
  3. Choose ‘Body Measurements’Update body measurements in Health App on iOS 14
  4. Tap on the Weight section 
  5. Choose ‘Add Data’ from the top right corner and enter your detailsUpdate Weight info on iPhone for fitness tracking
  6. It records your new weight against a date and a time of your choice.
  7. Tap on ‘Add’ and you are done.

This is also the section where you can add in other data that helps improve the accuracy of your health metrics.

You choose to add information such as Body Mass Index (BMI) or Body Fat Percentage, waist circumference, and other related information.

Wrap up

We hope that you found this information useful. Please let us know if you have any questions using the comments below.

Do you use a third-party accessory to automatically track your weight? What is your favorite Apple fitness accessory and why?

I am a technologist with years of experience with Apple and wearOS products and have a Bachelor’s degree in Computer Science. In my day job, I advise fortune 500 companies with their digital transformation strategies and also consult with numerous digital health startups in an advisory capacity. I'm VERY interested in exploring the digital health&fitness-tech evolution and keep a close eye on patents, FDA approvals, strategic partnerships and developments happening in the wearables and digital health sector. When I'm not writing or presenting, I run with my Apple Watch or Fossil Gen 5 LTE and keep a close eye on my HRV and other recovery metrics.


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