Is a 38A the same in every brand?

No — a 38A isn't identical across brands, because brands use different sizing systems and cup depths. Here's how a standard US 38A translates in the brands we track: ThirdLove 38A, Wacoal 38A, Panache 38A, Freya 38A, Elomi 38A, Glamorise 38A, SHEFIT 38A, b.tempt'd 38A, Kindred Bravely 38A, ENELL 38A, Fantasie 38A.

What are the sister sizes for 38A?

38A's sister sizes — same cup volume, different band — are 36B and 40AA. Try a sister size if the band feels too tight or loose but the cup still fits.

38A Bras

70 bras tracked in 38A · 1 brand · See all A cup

Brands: ThirdLove

Your 38A across brands

A 38A isn’t the same in every brand. Here’s how a standard US 38A translates across the brands we track — and how each one runs.

Brand	How it runs	Your 38A →
ThirdLove	cups run generous	38A
Wacoal	true to size	38A
Panache	true to size	38A
Freya	band runs small	38A
Elomi	cups run generous	38A
Glamorise	true to size	38A
SHEFIT	true to size	38A
b.tempt'd	true to size	38A
Kindred Bravely	true to size	38A
ENELL	true to size	38A
Fantasie	true to size	38A

Translate across all 30+ brands →

Sister sizes

36B 40AA What are sister sizes?

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Your 38A across brands

Lace Contour Plunge Bra: Soft-Pink

Lace Contour Plunge Bra: Black

Fairy Push Up Bra: Limewire

Fairy Push Up Bra: Jungle-Bling

Fairy Push Up Bra: Bubblegum

Fairy Push Up Bra: Luxe

All Day Lace T-Shirt Bra: Charcoal

Zero Edge™ Wireless Push-Up Bra: Violet-Ice

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: Mist

24/7® Classic Second Skin Unlined Bra: Taupe

24/7® Classic Second Skin Unlined Bra: Black

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

Deco Lace Unlined Bra: Vintage-Blue

Deco Lace Unlined Bra: Black

Zero Edge™ Push-Up Bra: Leopard

24/7® Classic Strapless Bra: Black

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

24/7® Classic Second Skin Unlined Bra: Mocha

Zero Edge™ Strapless Bustier Bra: Black

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

Zero Edge™ Contour Bra: Slate

24/7® Classic Uplift Plunge Bra: Mocha

24/7® Classic Uplift Plunge Bra: Moss

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

24/7® Classic T-Shirt Bra: Soft-Pink

24/7® Classic T-Shirt Bra: Sienna

24/7® Classic T-Shirt Bra: Mocha

24/7® Classic T-Shirt Bra: Espresso

24/7® Classic T-Shirt Bra: Black

24/7® Classic T-Shirt Bra: White

24/7® Classic T-Shirt Bra: Taupe

Thermoregulating TempSync™ T-Shirt Bra: Air

Zero Edge™ Contour Bra: Taupe

Zero Edge™ Contour Bra: Leopard

Zero Edge™ Contour Bra: Black

Rose Lace Unlined Demi Bra: Red

ComfortStretch Front Close T-Shirt Bra: Black

ComfortStretch Smoothing Full Coverage Bra: Black

ComfortStretch Back Smoothing T-Shirt Bra: Taupe

ComfortStretch Back Smoothing T-Shirt Bra: Black

All Day Lace T-Shirt Bra: Black

Thermoregulating TempSync™ T-Shirt Bra: Mocha

Thermoregulating TempSync™ T-Shirt Bra: Macaron

ComfortStretch Back Smoothing T-Shirt Bra: Petal

ComfortStretch Smoothing Full Coverage Bra: Petal

All Day Lace Uplift Plunge Bra: Black

All Day Lace T-Shirt Bra: Taupe

ComfortStretch Smoothing Full Coverage Bra: Taupe

Thermoregulating TempSync™ T-Shirt Bra: Taupe

Thermoregulating TempSync™ T-Shirt Bra: Black

ComfortStretch Front Close T-Shirt Bra: Taupe

ComfortStretch Smoothing Full Coverage Bra: Dreamy-Lilac

All Day Lace Uplift Plunge Bra: Sea-Salt

Rose Lace Unlined Demi Bra: Sea-Salt