UK Bra sizes – Easily find your best UK bra size

This UK bra size chart makes it easy to check your sizing.

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I like calculators also, but find a chart the best way to see what your bra size is. Especially if you are in between two possible sizes! See UK bra size chart


UK Bra Size Chart


Step 1. Find your band size

measuring under bust size of a bra
  • start with measuring your underbust
  • find the band size

Hold the measuring tape a bit firm.


Step 2. Find your cup size

measuring cup size of a bra
  • measure your bust size
  • find the cup size

Loosely measure the fullest part of your breast, while wearing no bra or a non-padded one.


Check your size in my bra calculator
of visit M&S for advise and size chart

measure tape bra size uk

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What is my bra size UK?

woman is measuring her bra size

Many women and girls are in between two possible sizes.

This is normal.

But how to find your best bra size?

It is really a thing of trial in error.

You might have to try 2 or 3 different sizes.

It might be you fit different sizes just fine. Also depending on the bra style and the fitting of the different brands.


Stylish fashion for the plus-sized woman shop UllaPopken.co.uk


Remember: going up or down a band size will automatically change the volume of the cup size.

  • 40A and 38B both have the same cup volume
  • 34D and 36D do not have the same cup volume


How do I calculate my bra size?

Using a calculator or a bra size chart is a great way to help you find your size.

My advice is to play around with the calculator. Then you’ll see how close sizes can be!

This goes for a bra size chart as well. Are you in between two possible band sizes? The chart will tell you what possible sizes you can try.


Other articles you might like

Measuring guide on all topics
Buying my first bra | girl’s guide
Why it’s best to handwash your bras
How to choose a comfortable bra band size?
About the average bra size in the UK
How to use the UK bra size chart
How to choose my best bra size?
Why is my bra hurting me?


Check your size in my bra calculator
of visit M&S for advise and size chart

measure tape bra size uk

Marks & Spencer | Find your Perfect Fit
UK | CA | IE | ES | FR | AU
select your shop/country

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