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Bra Size Calculator (Band & Cup Measurement)

Garment pattern and textile ergonomics tool. Determines snug band size and accurate cup size following international lingerie sizing standards.

Input Parameters

Instant Calculation Result

Estimated Output
Active in Real-Time

Adjust values on the left to calculate live results.

Formula: Band = Underbust + (even +4, odd +5 in inches). Cup = Bust - Band (1"=A, 2"=B, 3"=C, 4"=D, 5"=DD).

In-Depth Guide & Mathematical Methodology

👙 Bra Sizing & Cup Differences

Difference (Bust - Band):

  • 1 inch difference = A Cup
  • 2 inches difference = B Cup
  • 3 inches difference = C Cup
  • 4 inches difference = D Cup
  • 5 inches difference = DD / E Cup

Frequently Asked Questions (FAQ)

What is the Bra Size Calculator (Band & Cup Measurement) and how does it work?

Garment pattern and textile ergonomics tool. Determines snug band size and accurate cup size following international lingerie sizing standards.

How do I use this Bra Size Calculator (Band & Cup Measurement)?

Measure Underbust / Snug Ribcage in inches or cm. Measure Bust across the fullest part. View calculated Band Size and recommended Cup Size.

What mathematical formula is used in this calculation?

Band = Underbust + (even +4, odd +5 in inches). Cup = Bust - Band (1"=A, 2"=B, 3"=C, 4"=D, 5"=DD).

Is the Bra Size Calculator (Band & Cup Measurement) on FindCalculator free to use?

Yes, all 330+ interactive tools on FindCalculator.online are 100% free, run directly in your browser without registration, and do not store your private calculation data.

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