EU to US conversion

EU 70C in US Bra Size

Convert 70C from European sizing to US sizing, with the full international table, sister sizes, and practical fit checks in one place.

Instant answer

70C (EU) =

32C US

In this sizing table, 70C in European sizing converts to 32C in US sizing.

Full conversion table for 70C (US 32C)

32C bra size conversion across US, UK, EU, French, and Australian sizing.
US	UK	EU	FR	AU
32C	32C	70C	85C	10C

Bra sizing varies between brands. Use this as an accurate starting point and check the fit.

What this conversion means

If you are shopping from a European size chart, use 32C as the closest US starting label for 70C. This is still a label translation, so brand grading, fabric, and wire shape can change the final fit.

Sister sizes for the US equivalent (32C)

Sister sizes: 30D and 34B can be worth checking when the cup volume feels close but the band needs a different feel.

What measurements make a 70C?

70C starts with the underbust, then adds cup depth from the bust measurement. In the current calculator formula, the closest starting range is about 31-33 inches (79-84 cm) under the bust and about 34.5-35.5 inches (88-90 cm) around the fullest part of the bust. The band comes from the underbust rounding, while the cup step comes from the difference between bust and band. This page uses 32C as the US equivalent for those measurement notes.

Is 70C big or small?

The label 70C can look more dramatic than it fits, especially across systems. In this size set, the US equivalent uses a smaller band and a middle cup step. Cup letters are relative to the band, so a D on one band is not the same volume as a D on every other band. The most useful question is whether the band stays level and the cups hold smoothly, not whether the label sounds large or small.

If 70C doesn't fit right

Band rides up: The band may be too loose or stretched out; try a snugger band or compare the snugger sister size.

Cups gape: The cup may be too roomy, too deep, or pulled away by a loose band; check the band before changing cup volume.

Cups spill: The cup volume may be too small or the cup shape may be too closed; try one cup step up before changing the band.

Straps dig in: The straps may be compensating for a band that is not supporting enough; reset the band fit before tightening straps.

How 70C differs between brands

Brand sizing matters for 70C because cup depth, wire width, and band stretch are design choices. A firmer elastic can make the same band feel smaller, and a shallow or narrow cup can make the same cup letter feel different. Check the retailer chart, read fit notes when available, and compare the label against the brand and region sizing guide before treating the conversion as final.

Shopping for 70C

A good shopping path for 70C starts with everyday support, then moves into outfit-specific shapes. If the cup is in a lower or middle step, lightly lined T-shirt styles can make gaps easy to spot. Fuller cup steps often benefit from styles with steadier side support, deeper cups, or a balconette shape depending on breast shape. For special outfits, compare the fit needs in the outfit guides before choosing a strapless, plunge, or backless option.

Bras in your size

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Everyday Fit Store

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Comfort Band Co.

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Soft Cup Edit

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FAQ

Is 70C the same as 32C in the US?

In this dataset, 70C (EU) converts to 32C in US sizing. Some brands publish their own charts, so use this as the closest standard label and still check the real fit.

What is 70C in French sizing?

70C (EU) matches the same base record as 85C (FR). The full table on this page shows each supported label side by side.

How do I check the fit of 32C?

A good US fit should feel secure without digging. If 32C feels close in the cup but wrong in the band, compare the sister sizes before changing cup volume.

What sister sizes work with 32C?

30D and 34B are the closest sister-size options for 32C in this dataset. Try a sister size when cup volume feels close but the band needs to feel snugger or looser.

Why do bra sizes differ between countries?

Bra labels are written differently across US, UK, EU, French, and Australian systems. Cup letters can also diverge after D, so a converted label is a starting point rather than a promise of identical fit.

What measurements usually make 70C?

70C maps to US 32C here. The current calculator formula points to about 31-33 inches underbust and 34.5-35.5 inches bust, or roughly 79-84 cm and 88-90 cm. Treat that as a starting range and then check the real fit.