Is a 40DDD the same in every brand?

No - a 40DDD isn't identical across brands, because brands use different sizing systems and cup depths. Here's how a standard US 40DDD translates in the brands we track: ThirdLove 40DDD, Wacoal 40DDD, Panache 40E, Freya 40E, Elomi 40E, Glamorise 40DDD, b.tempt'd 40DDD, Fantasie 40E. SHEFIT, Kindred Bravely, ENELL size by their own chart instead of band/cup.

What are the sister sizes for 40DDD?

40DDD's sister sizes — same cup volume, different band — are 38F and 42DD. Try a sister size if the band feels too tight or loose but the cup still fits.

40DDD Bras

What is a 40DDD in other brands?

515 bras tracked in 40DDD · 8 brands · See all DDD cup

Brands: Bravissimo, Elomi, Fantasie, Freya, Panache, ThirdLove, Wacoal, b.tempt'd

Your 40DDD across brands

A 40DDD isn’t the same in every brand. Here’s how a standard US 40DDD translates across the brands we track — and how each one runs.

Brand	How it runs	Your 40DDD →
ThirdLove	cups run generous	40DDD
Wacoal	true to size	40DDD
Panache	true to size	40E
Freya	band runs small	40E

What is a 40DDD in other brands? See all 30+ brands →

Sister sizes

38F 42DD What are sister sizes?

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Your 40DDD across brands

French Garden Seamless Underwire T-Shirt Bra: Black

Sleek Standard Underwire Bra: Black

Sleek Standard Underwire Bra: Brittany Blue

Sleek Standard Underwire Bra: Sand

Confidence Boost™ Underwire Bra: Kambaba

Shape Revelation® Shallow Top Underwire T-Shirt Bra: Black

Eden Balcony Bra - Black

Ashley Padded Balcony Bra - Black

Eden Balcony Bra - Pink

Non Wired Sports Bra - Black

Non Wired Sports Bra - Latte

Boundless Non Wired Sports Bra - Abstract Animal

Modern Affair Plunge Underwire Bra: Rose Brown/Cradle Pink

Modern Affair T-Shirt Bra: Rose Brown/Cradle Pink

Allure Full Cup Bra - Forest Green

Bliss Full Cup Bra - Rose Print

Future Foundation T-Shirt Bra: Au Natural

Future Foundation T-Shirt Bra: Rose Smoke

Future Foundation T-Shirt Bra: Night

Future Foundation T-Shirt Bra: Smoky Grape

24/7® Classic Strapless Bra: Taupe

24/7® Classic Second Skin Unlined Bra: Taupe

24/7® Classic Second Skin Unlined Bra: Black

24/7® Classic T-Shirt Bra: Siren

24/7® Classic Strapless Bra: Black

24/7® Classic Second Skin Unlined Bra: Rose-Dust

24/7® Classic Second Skin Unlined Bra: Mocha

Cotton Underwire Nursing Bra: Taupe

Kinetic Adjustable Sports Bra: Rose-Dust

Sophia Plunge Bra - Red

Casual Beauty Wire Free Bra: Toast

Back Appeal® Underwire Bra: Regina Red

Stark Beauty Underwire Bra: Black

Stark Beauty Underwire Bra: Sand

Back Appeal® Wire Free Bra: Cradle Pink

Naomi Nursing Bra - Noir

Ultimate Side Smoother Underwire T-Shirt Bra: Sand

High Standards Underwire Bra: Sand

Side Note Underwire Bra: Black

Side Note Underwire Bra: Roebuck

High Standards Underwire Bra: Black

Superbly Smooth Underwire Bra: Black

Visual Effects Minimizer Bra: Wild Azalea

Inside Job™ Underwire Bra: Cradle Pink

Perfect Primer Full Figure Underwire Bra: Wild Azalea

Speciality Cotton Polyester Smooth Cup Bra: White

Speciality Cotton Polyester Smooth Cup Bra: Black

Ella Plunge Bra - Black Sequin

Josephine Full Cup Bra - Forest Green

Iris Balcony Tankini Top - Green Gingham

Back Appeal® T-Shirt Bra: Cradle Pink

Estel Full Cup Bra - Cherry Red

Retro Chic Underwire T-Shirt Bra: Toast

Retro Chic Underwire T-Shirt Bra: Black

Smoothing Balcony Bra: Nude

Smoothing Balcony Bra: Black

Smoothing Balcony Bra: White

Midnight Soiree Underwire Bra: Regina Red

Midnight Soiree Underwire Bra: Champagne

Midnight Soiree Underwire Bra: Caviar