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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Fantasie

Emmaline Side Support Bra: Natural Beige

$75.00

Fantasie

Emmaline Side Support Bra: Midnight

$75.00

Your 40DDD across brands

Emmaline Side Support Bra: Natural Beige

Emmaline Side Support Bra: Midnight

Emmaline Side Support Bra: Blossom

Matilda Plunge Bra: White

Matilda Plunge Bra: Pearl Blush

Matilda Plunge Bra: Lunar Blue

Matilda Plunge Bra: Cafe Au Lait

Matilda Plunge Bra: Black

Brianna Padded Half Cup Bra: Heather

Brianna Padded Half Cup Bra: Black

Brianna Plunge Bra: Heather

Brianna Plunge Bra: Black

Energise Sports Bra: Navy Geo

Energise Sports Bra: White

Energise Sports Bra: Nude

Energise Sports Bra: Navy

Energise Sports Bra: Black

Priya Plunge Bra: Vanilla

Priya Plunge Bra: Black

Aerith Plunge Bra: Rose

Darcie Padded Half Cup Bra: Azalea

Darcie Plunge Bra: Azalea

Zarla Stretch Banded Bra: Rose Bud

Zarla Stretch Banded Bra: Cafe Au Lait

Zarla Stretch Banded Bra: Black

Power Wired Sports Bra - Blue

Serene Full Cup Bra - Vintage

Cora Bralette - Smokey Green

Cora Bralette - Black

365 Moulded Plunge Bra - Black

Ada Non Wired Nursing Bra - Black/Latte

Roxie Plunge Bra - Misty Rose

Liberty Plunge Bra - Black

Roxie Plunge Bra - Black

Sophia Plunge Bra - Dusky Blue

Liberty Plunge Bra - Mocha

Taking Sides T-Shirt Bra: Black

Taking Sides T-Shirt Bra: Roebuck

Taking Sides T-Shirt Bra: Belgian Block

Back Appeal® T-Shirt Bra: Dark Slate

Back Appeal® Wire Free T-Shirt Bra: Black

Back Appeal® Wire Free T-Shirt Bra: Rose Dust

Shape Revelation® Pendulous Underwire Bra: Praline

Confidence Boost™ Underwire Bra: Black

Confidence Boost™ Underwire Bra: Roebuck

Confidence Boost™ Underwire Bra: Dark Slate

Visual Effects Strapless Minimizer Bra: Black

Visual Effects Strapless Minimizer Bra: Sand

Back Appeal® Front Close T-Shirt Bra: Black

Back Appeal® Front Close T-Shirt Bra: Rose Dust

Simply Done T-Shirt Bra: Black

Simply Done T-Shirt Bra: Roebuck

Simply Done T-Shirt Bra: Belgian Block

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

Back Appeal® T-Shirt Bra: Black

Back Appeal® T-Shirt Bra: Rose Dust

Lindsey Sport Contour Underwire Bra: Black/Lilac Gray

Envisage Spacer Molded Bra: Evening Blue

Nerina Spacer Molded Bra: Rouge

Alice Balcony Strapless Bra - Honey