Push-Up Bra Size Calculator
Finding the perfect push-up bra size is essential for comfort, support, and confidence. Our comprehensive calculator helps you determine your ideal push-up bra size using accurate measurements and international sizing standards. Whether you’re shopping for your first push-up bra or looking to upgrade your lingerie collection, this tool provides precise sizing recommendations across different international standards.
How to Measure for Push-Up Bra Size
Accurate measurements are crucial for finding the perfect push-up bra fit. Follow these simple steps to ensure you get the most accurate readings for optimal support and comfort.

Step-by-Step Measuring Guide
- Use a soft measuring tape for accuracy
- Wear a non-padded, well-fitting bra during measurement
- Stand straight with arms at your sides
- Measure around the fullest part of your bust
- Keep the tape parallel to the ground
- Take measurements in centimeters for precision
- Round to the nearest 0.5 cm for best results
Upper Bust Measurement
Lean forward 30-45 degrees and measure around the fullest part of your chest. This measurement determines your cup size and is essential for push-up bra fitting.
Under Bust Measurement
Measure directly under your bust, keeping the tape snug against your ribcage. This measurement determines your band size and provides the foundation for proper support.
Push-Up Bra Size Chart
Reference this comprehensive size chart to understand different sizing systems and find your perfect fit across international standards.
Under Bust (cm) | Under Bust (inches) | UK/US Size | EU Size | FR/BE Size |
---|---|---|---|---|
63-67 | 25-26.5 | 30 | 65 | 80 |
68-72 | 27-28.5 | 32 | 70 | 85 |
73-77 | 29-30.5 | 34 | 75 | 90 |
78-82 | 31-32.5 | 36 | 80 | 95 |
83-87 | 33-34.5 | 38 | 85 | 100 |
88-92 | 35-36.5 | 40 | 90 | 105 |

How to Use This Push-Up Bra Size Calculator
Our calculator simplifies the sizing process by automatically converting your measurements into accurate bra sizes across different international standards.
Quick Usage Steps
- Select your preferred measurement unit (cm or inches)
- Enter your upper bust measurement
- Input your under bust measurement
- Select your preferred sizing system
- Click “Calculate Size” for instant results
- View recommendations for multiple sizing standards
- Use the reset button to start over
The calculator provides precise sizing recommendations based on standard industry measurements. Remember that different brands may have slight variations, so always check individual size guides when shopping.
Benefits of Using This Push-Up Bra Calculator
This comprehensive tool offers numerous advantages for finding your perfect push-up bra size, ensuring comfort and confidence in your lingerie choices.
Key Advantages
- Accurate Sizing: Professional-grade calculations ensure precise fit recommendations
- International Standards: Support for UK, US, European, and French sizing systems
- Time-Saving: Instant results eliminate guesswork and multiple store visits
- Cost-Effective: Reduces returns and exchanges by getting the right size initially
- Confidence Boost: Well-fitted push-up bras enhance your silhouette naturally
- Health Benefits: Proper sizing prevents discomfort and potential health issues
- Shopping Convenience: Online shopping becomes easier with accurate measurements
Regular measurement is important as body size can change due to various factors including weight fluctuations, hormonal changes, and age. We recommend re-measuring every six months for optimal fit.
A well-fitted push-up bra should feel comfortable throughout the day while providing the desired lift and enhancement. The band should sit firmly around your ribcage without riding up, and the cups should fully encompass your breast tissue without spillage or gapping.
FAQs about Push-Up Bra Size Calculator
Measure your bust at the fullest point while leaning forward, then measure under your bust. Use our calculator with these measurements to determine your accurate push-up bra size across different international sizing systems.
A 28 band size indicates a smaller ribcage measurement (around 63-67cm). It’s considered a smaller band size, but cup size determines overall breast volume. Many people with 28 bands have various cup sizes from A to DD and beyond.
Calculate bra size by measuring your under bust for band size and bust measurement for cup size. The difference between these measurements determines your cup size. Our calculator automates this process for accuracy.
No, push-up bras work for all breast sizes. They enhance cleavage and provide lift regardless of cup size. Larger cup sizes can benefit from the additional support and shaping that push-up bras provide.
Small breast sizes typically range from AA to B cups, but this varies by band size. A 32A appears different from a 36A. Push-up bras can enhance any size, creating a fuller appearance and improved silhouette.
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