Is a 30F the same in every brand?

No - a 30F isn't identical across brands, because brands use different sizing systems and cup depths. Here's how a standard US 30F translates in the brands we track: ThirdLove 30DDD, Wacoal 30DDD, Panache 30E, Freya 30E, Elomi 30E, Glamorise 30DDD, b.tempt'd 30DDD, Fantasie 30E. SHEFIT, Kindred Bravely, ENELL size by their own chart instead of band/cup.

What are the sister sizes for 30F?

30F's sister sizes — same cup volume, different band — are 28G and 32DDD. Try a sister size if the band feels too tight or loose but the cup still fits.

30F Bras

What is a 30F in other brands?

176 bras tracked in 30F · 3 brands · See all F cup

Brands: Bravissimo, Glamorise, ThirdLove

Your 30F across brands

A 30F isn’t the same in every brand. Here’s how a standard US 30F translates across the brands we track — and how each one runs.

Brand	How it runs	Your 30F →
ThirdLove	cups run generous	30DDD
Wacoal	true to size	30DDD
Panache	true to size	30E
Freya	band runs small	30E
Elomi	cups run generous	30E
Glamorise	true to size	30DDD
SHEFIT	-	Sizes by brand chart
b.tempt'd	true to size	30DDD
Kindred Bravely	-	Sizes by brand chart
ENELL	-	Sizes by brand chart
Fantasie	true to size	30E

Translate across all 30+ brands →

Sister sizes

28G 32DDD What are sister sizes?

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Your 30F across brands

Niya Smoothing Bra - Forest Green

Winnie Bra - Floral Print

Ultimate Comfort Nova Wrap Bra - Black

Willow Bra - Leopard Print

Willow Celestial Bra - Black/Multi

Winnie Bra - White Multi

Vida Bra - Fig

Coco Bra - Ivory

Esi Bra - Navy Floral

Bandeau Tank Top With Built-In Bra - Black

Lacey Bra - Black

Niya Bra - White

Nursing Sleep Bra - Navy

Lillie Bra - Blush Pink

Niya Bra - Champagne

Esmae Bra - Ivory

Millie Bra - Cocoa

Dana Front Fastening Bra - Cobalt/silver

Millie Bra - Mint

Millie Bra - Ivory

Esmae Bra - Blue/Lilac

Satine Bra - Champagne

Ultimate Comfort Bra - Burgundy

Indie Bra - Butter

Ultimate Smoothing Balconette Bra - Blush

Dana Front Fastening Bra - Fig/Lilac

Esmae Floral Plunge Bra - Pink

Indie Bra - Black

Millie Bra - Black

Millie Bra - Bright Blue

Esmae Bra - White

Amelia Flourish Bra - Blue Multi

Millie Bra - Neon Coral

Amelia Floral Bra - Multi

Indie Bra - White

Millie Bra - Ivory

Esmae Bra - Black

Millie Floral Bra - Sage Green

Dana Front Fastening Bra - White

Millie Bra - Purple

Millie Bra - Caramel

Ultimate Comfort Bra - Dusky Blue

Ultimate Comfort Bra - Black

Millie Bra - Neon Pink

Ultimate Comfort Bra - Blush

Millie Floral Bra - Heather

Millie Bra - Blush Pink

Millie Bra - Denim Blue

Aspen High Impact Sports Bra - Black

Apollo Sports Bra - Lilac

Apollo Sports Bra - Teal/Pink

Una Bra - Cornflower Blue

Hettie Bra - Beige

The Shoulder Ease Bra - White

Hettie Bliss Bra - Black Multi

Lacey Bra - Cobalt

Lacey Floral Bra - Cobalt

Esi Bra - Red Multi

Esi Bra - Pink Multi

Gia Bra - Neon Coral