Is a 34A the same in every brand?

No - a 34A isn't identical across brands, because brands use different sizing systems and cup depths. Here's how a standard US 34A translates in the brands we track: ThirdLove 34A, Wacoal 34A, Panache 34A, Bravissimo 34A, Freya 34A, Elomi 34A, Glamorise 34A, b.tempt'd 34A, Fantasie 34A. SHEFIT, Kindred Bravely, ENELL size by their own chart instead of band/cup.

What are the sister sizes for 34A?

34A's sister sizes — same cup volume, different band — are 32B and 36AA. Try a sister size if the band feels too tight or loose but the cup still fits.

34A Bras

What is a 34A in other brands?

158 bras tracked in 34A · 3 brands · See all A cup

Brands: ThirdLove, Wacoal, b.tempt'd

Your 34A across brands

A 34A isn’t the same in every brand. Here’s how a standard US 34A translates across the brands we track — and how each one runs.

Brand	How it runs	Your 34A →
ThirdLove	cups run generous	34A
Wacoal	true to size	34A
Panache	true to size	34A
Bravissimo	true to size	34A

What is a 34A in other brands? See all 30+ brands →

Sister sizes

32B 36AA What are sister sizes?

Sort

Your 34A across brands

Future Foundation Wire Free T-Shirt Bra: Oceana

Future Foundation Wire Free Strapless Bra: Au Natural

Modern Method Strapless Bra: Au Natural

Modern Method Strapless Bra: Night

Future Foundation T-Shirt Bra: Oceana

Comfort First Wire Free T-Shirt Bra: Purple Indigo

b.wow'd Push Up Bra: Au Natural

b.wow'd Push Up Bra: Night/Animal Accent

Future Foundation Push Up Bra: Au Natural

Spotlight Wire Free T-Shirt Bra: Chai

Spotlight Wire Free T-Shirt Bra: Night

Future Foundation Wire Free T-Shirt Bra: Country Blue

Future Foundation Wire Free T-Shirt Bra: Au Natural

Future Foundation Wire Free T-Shirt Bra: Rose Smoke

Future Foundation Wire Free T-Shirt Bra: Burlwood

Future Foundation Wire Free T-Shirt Bra: Night

Future Foundation Wire Free T-Shirt Bra: Smoky Grape

Future Foundation Front Close Racerback Bra: Rose Smoke

Future Foundation Front Close Racerback Bra: Night

Feeling Famous Balconette Contour Bra: Country Blue/Bright White

Feeling Famous Balconette Contour Bra: Rose Smoke/White

Feeling Famous Balconette Contour Bra: Night/Angel Wing

Future Foundation T-Shirt Bra: Au Natural

Future Foundation T-Shirt Bra: Rose Smoke

Future Foundation T-Shirt Bra: Burlwood

Future Foundation T-Shirt Bra: Night

Future Foundation T-Shirt Bra: Smoky Grape

Always Composed T-Shirt Bra: Roebuck

Always Composed T-Shirt Bra: Night

Zero Edge™ Wireless Push-Up Bra: Black-Leopard

Zero Edge™ Strapless Bustier Bra: Leopard

24/7® Classic Strapless Bra: Taupe

24/7® Classic T-Shirt Bra: Siren

All Day Lace Push-Up Bra: Dreamy-Lilac

Zero Edge™ Push-Up Bra: Taupe

Zero Edge™ Push-Up Bra: Black

Zero Edge™ Push-Up Bra: Leopard

24/7® Classic Strapless Bra: Black

Undercover Wire Free T-Shirt Bra: Chai

Undercover Wire Free T-Shirt Bra: Night

Future Foundation with Lace T-Shirt Bra: Rose Smoke

Future Foundation with Lace T-Shirt Bra: Night

It's On Contour Bra: Sea Salt

It's On Contour Bra: Night

Undercover Plunge T-Shirt Bra: Chai

Undercover Plunge T-Shirt Bra: Night

Zero Edge™ Wireless Push-Up Bra: Taupe

Zero Edge™ Wireless Push-Up Bra: Black

Organic Cloud Cotton Perfect Coverage Bra: Rose-Dust

24/7® Classic Uplift Plunge Bra: Rose-Dust

24/7® Classic Uplift Plunge Bra: Mocha

24/7® Classic Strapless Push-Up Bra: Taupe

Organic Cloud Cotton T-Shirt Bra: Black

Zero Edge™ Wireless Push-Up Bra: Leopard

24/7® Classic Uplift Plunge Bra: Taupe

24/7® Classic Uplift Plunge Bra: Black

Organic Cloud Cotton Perfect Coverage Bra: Black

All Day Lace Push-Up Bra: Ruby

All Day Lace Push-Up Bra: Black

Embrace Lace® Petite Push Up Underwire Bra: Sand