Is a 40DD the same in every brand?

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

What are the sister sizes for 40DD?

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

40DD Bras

What is a 40DD in other brands?

651 bras tracked in 40DD · 8 brands · See all DD cup

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

Your 40DD across brands

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

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

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

Sister sizes

38DDD 42D What are sister sizes?

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Your 40DD across brands

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

Vida Bra - Fig

Alice Balcony Strapless Bra - Honey

Alice Balcony Strapless Bra - Black

Sydney Sport Underwire Bra: White

Sydney Sport Underwire Bra: Black

Sydney Sport Underwire Bra: Bel Air Blue

Simone Sport Underwire Bra: Black

Simone Sport Underwire Bra: Sand

Self Assured Push Up Strapless Bra: Black

Self Assured Push Up Strapless Bra: Roebuck

Red Carpet™ Strapless Underwire Bra: Black

Red Carpet™ Strapless Underwire Bra: Roebuck

Coco Bra - Ivory

Aura Molded Strapless Bra: Natural Beige

Aura Molded Strapless Bra: Black

Smooth Molded Strapless Bra: Sahara

Smooth Molded Strapless Bra: Black

365 Moulded T Shirt Bra - Black

365 Moulded T Shirt Bra - Honey

365 Moulded T Shirt Bra - Lipstick

365 Moulded Plunge Bra - Honey

Anya Riva Spot Balcony Tankini Top - Navy/Vanilla

Katherine Nursing Bra - Black

Boundless Non Wired Sports Bra - Black

Boundless Non Wired Sports Bra - Berry/Chalk

Envisage Spacer Molded Bra: Natural Beige

Envisage Spacer Molded Bra: Black

Emmaline Spacer Molded Bra: Natural Beige

Emmaline Spacer Molded Bra: Midnight

Emmaline Spacer Molded Bra: Blossom

Reflect Spacer Molded Bra: Red

Reflect Spacer Molded Bra: Navy

Reflect Spacer Molded Bra: Natural Beige

Reflect Spacer Molded Bra: Black

Charley Bandless Spacer Molded Bra: Fawn

Charley Bandless Spacer Molded Bra: Black

Charley Bandless Spacer Molded Bra: Ballet Pink

Nerina Spacer Molded Bra: Sahara

Nerina Spacer Molded Bra: Dusty Rose

Nerina Spacer Molded Bra: Black

Niya Bra - White

Nursing Sleep Bra - Navy

Lillie Bra - Blush Pink

Niya Bra - Champagne

Clara Full Cup Bra - Chai

Allure Full Cup Bra - Ivory

Allure Full Cup Bra - Black/Latte