How to Measure Your Bra Size at Home product photo

Two tape measurements and a little math beat the dressing room guessing game.

8.2

KADS SCORE

Quick Take

Most people wear the wrong bra size because of outdated measuring advice. Two honest measurements with a soft tape give you a far better starting point than any calculator guessing game.

Loves

  • Measure your underbust snugly for your band size
  • Measure the fullest part of your bust for cup size
  • Wear an unpadded bra and stand straight for both measurements
  • Recheck every 6 to 12 months since bodies change
  • Try sister sizes when one dimension feels off

Not For

  • Adding inches to the band is the classic outdated method
  • Measuring over a padded bra inflates the bust number
  • Wearing the bra on the tightest hooks from day one
  • Assuming one size fits every brand: they all cut differently

The Details

PriceVaries
BrandKads Review
CategoryWomen
Best ForAnyone buying bras online or tired of dressing room guesswork
Where to BuyNordstrom

Full Review

Quality

Key features explained: band size (the number) versus cup size (the letter, derived from the difference between bust and underbust), sister sizing (trading band and cup up or down for the same volume), and the fit checkpoints that matter most: a band that sits level and snug, a center gore that lies flat, and straps that carry only part of the support.

Value

How much to spend: the tape measure costs a few dollars and the method is free. Expect quality everyday bras in the $40 to $70 range from fitters with wide size runs; spending more rarely buys a better fit, it buys nicer fabric.

You’ll Love It If

This guide is for anyone ordering bras online or anyone whose current size came from a quick mall fitting years ago.

Skip It If

Book a professional fitting instead if you are between sizes after major weight changes or need specialty sizing.

FINAL VERDICT

Measuring at home takes five minutes and transforms how your clothes fit. Get the band right, respect sister sizes, and never add inches again.

8.2 / 10

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Two tape measurements and a little math beat the dressing room guessing game.

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