Bra Size Calculator

Calculate bra size and cup measurements

Bra Size Calculator
Select your preferred measurement unit
Method to calculate bra size
Unit Conversion Information
  • Inches: Traditional US/UK bra sizing standard
  • Centimeters: Metric system measurements (automatically converted to inches for calculation)
  • Note: Bra sizes are always displayed in US/UK sizing regardless of input unit
1 inch = 2.54 cm
1 cm = 0.39 inches
Measure around your ribcage, just under your breasts
Measure around the fullest part of your bust
Measure around your chest, above your breasts (optional)
Measure around your natural waist (optional)
Preferred band size (optional)
Note: Band sizes are always in US/UK sizes regardless of measurement unit
About Bra Size Calculator
How to Measure:
  • Underbust: Around ribcage, under breasts
  • Bust: Around fullest part of bust
  • High Bust: Above breasts, around chest
  • Waist: Natural waistline
Bra Size Guide:
  • Band Size: Underbust measurement
  • Cup Size: Bust - Band difference
  • Fit: Should be snug but comfortable
  • Support: 80% from band, 20% from straps
Chart Benefits
Professional Advantages:
  • Visual Understanding: Easy-to-interpret graphical data
  • Comprehensive Analysis: Multi-dimensional fitting insights
  • Professional Presentation: Ready for reports and documentation
  • Interactive Learning: Dynamic charts that update with your data
User Experience Benefits:
  • Size Comparison: Clear visualization of international standards
  • Fitting Guidance: Visual fit recommendation analysis
  • Educational Value: Learn about bra sizing and proportions
  • Data Visualization: Professional-grade chart presentations

Bra Size Calculator

What is Bra Size Calculator?

A Bra Size Calculator is a professional digital tool that calculates bra size according to international fitting standards and professional measurements. This calculator provides comprehensive analysis of band size, cup size, and fit recommendations based on precise body measurements.

The tool is essential for anyone seeking proper bra fitting, whether for everyday comfort, professional fitting, or online shopping. It provides not only mathematical size calculations but also professional fitting advice, international size conversions, and comprehensive measurement analysis based on industry standards.

-How is it Calculated?

The Bra Size Calculator uses advanced algorithms and professional fitting standards:

  • Band Size: Underbust measurement (ribcage circumference)
  • Cup Size: Bust measurement minus band size difference
  • International Standards: US, UK, European, Australian sizing
  • Fit Analysis: Professional fitting recommendations
  • Size Conversion: Cross-reference between different systems
Formula: Cup Size = Bust Measurement - Band Size (each inch difference = one cup size)
When is it Useful?

The Bra Size Calculator is particularly useful in the following situations:

Personal Fitting:
  • First-time bra fitting
  • Size changes due to weight fluctuations
  • Post-pregnancy fitting
  • Age-related body changes
Professional Use:
  • Professional fitting consultations
  • Online shopping size selection
  • International size conversion
  • Fashion industry applications
Why is it Important?

Understanding proper bra sizing is crucial for various reasons:

  • Comfort: Proper fit prevents discomfort and pain
  • Support: Correct sizing provides optimal support
  • Health: Proper fit prevents back and shoulder issues
  • Confidence: Well-fitting undergarments boost self-esteem
Fit Recommendations

Professional fitting recommendations for optimal bra comfort and support:

Band Fit Guidelines:
  • Band should be snug but comfortable
  • Should not ride up in the back
  • Should provide 80% of support
  • Should lie flat against ribcage
Cup Fit Guidelines:
  • Cups should fully contain breasts
  • No spillage or overflow
  • Center gore should lie flat
  • Straps should not dig into shoulders
Size-Specific Recommendations:
  • Small Band (28-30): Consider sister sizes for comfort
  • Large Band (44+): Ensure adequate support structure
  • Small Cup (AA-B): Focus on band support
  • Large Cup (G+): Prioritize cup containment
Style Recommendations:
  • Full Coverage: For larger cup sizes
  • Balconette: For medium cup sizes
  • Plunge: For smaller cup sizes
  • Sports Bras: For active lifestyles
How to Use the Tool?

Using the Bra Size Calculator is straightforward:

  1. Measure Underbust: Measure around your ribcage, just under your breasts
  2. Measure Bust: Measure around the fullest part of your bust
  3. Optional Measurements: Add high bust and waist measurements for better accuracy
  4. Select Method: Choose your preferred calculation method
  5. Calculate Results: Click calculate to get comprehensive size analysis
Calculation Example

Let's do a sample calculation:

Example:
Underbust:
32 inches
Bust:
36 inches
Result:
Band Size: 32
Cup Size: D
US Size: 32D
Keywords & Search Terms
Primary Keywords:
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  • bra measurements - Measurement-based sizing
  • bra size chart - Size reference tool
Long Tail Keywords:
  • how to calculate bra size at home - DIY bra fitting guide
  • bra size calculator for different countries - International sizing
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  • bra size calculator with cup size - Comprehensive sizing tool
  • professional bra fitting calculator - Industry-standard tool
Professional Use Cases
Fashion Industry:
  • Professional fitting consultations
  • Online retail size selection
  • International size conversion
  • Fashion design applications
Healthcare:
  • Post-surgery fitting
  • Medical garment sizing
  • Physical therapy applications
  • Health assessments
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