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46C bra size — conversions, sister sizes & fit
A 46C fits an underbust of about 103–107 cm with a bust 14–16 cm larger than the band. Here is everything that label actually means — and how to check it really fits you.
Your bra size
46C US
Which measurements give 46C?
| cm | |
|---|---|
| Underbust (snug) | 103–107 |
| Bust (fullest point) | 117–123 |
| Difference (cup volume) | 14–16 |
Between two sizes? Measurements near the edges of these ranges can also fit the neighbouring size — check the sister sizes below and, in doubt, trust the fit checks from our measuring guide.
Sister sizes of 46C
44D and 48B hold the same cup volume as 46C with a tighter or looser band. If the band of a 46C rides up, try 44D; if it digs in, try 48B.
Larger bands are widely produced, but the stretch of the band matters more than anywhere else in the range: fabrics that measure right but stretch loose lose their support within months. Fasten a new bra on the loosest hook and expect to tighten over its life. Cups on large bands are often cut shallow — if you get gaping with a correct band, try one cup down before changing band.
Who makes 46C? 97 of the 632 brands in the Cherry Size catalogue are confirmed to carry 46C in their standard range. But each of them cuts it differently — the app tells you the exact size to try at every one of them, from your own measurements.
See 46C brand by brand46C in questions
What is 46C in European sizing?
A 46C corresponds to 105C in European sizing and 120C in French/Spanish sizing. The cup volume is identical — only the band numbering changes between systems.
Is 46C big or small?
It is a larger band size, carried by most brands' extended ranges. Cup letters mean nothing alone: a cup only has a volume relative to its band, which is why 44D and 48B hold exactly the same volume as 46C.
My 46C doesn't fit — what should I try?
If the band rides up or feels loose, go to 44D. If the band digs in while the cup is fine, go to 48B. If the cup overflows, try one cup up in the same band; if it wrinkles empty, one cup down. Two minutes with the calculator confirms it.
Nearby sizes
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