Free Bra Size Calculator: Find Your Perfect Fit

Find your perfect fit with our easy-to-use bra size calculator

Measurement Input

Enter your measurements to calculate your bra size

Calculate Your Bra Size

Enter your underbust and bust measurements to find your perfect bra size. For best results, measure while wearing a non-padded bra.

Finding Your Perfect Fit

A well-fitting bra should be comfortable, supportive, and enhance your natural shape. Here are some signs of a good fit:

  • The band sits horizontal and snug around your torso
  • The cups fully contain your breast tissue without any spillage or gaping
  • The center gore (the piece between the cups) lies flat against your sternum
  • The straps stay in place without digging into your shoulders

Remember that bra sizes can vary between brands and styles. This calculator provides a starting point, but you may need to try different sizes to find your perfect fit.

Common Bra Fitting Issues

IssuePossible Solution
Band rides up in the backTry a smaller band size
Cups have wrinkles or gapsTry a smaller cup size
Breast tissue spills out of cupsTry a larger cup size
Straps dig into shouldersTry a smaller band size with larger cup
Center gore doesn't lie flatTry a larger cup size

Trusted by Thousands

Our calculator has helped thousands of people find their perfect bra size

4.9/5 from 500+ users
12,000+
Calculations performed
85%
Users found a better fit
30+
Countries worldwide

Disclaimer: This calculator provides an estimate of your bra size based on your measurements. Actual fit may vary depending on brand, style, and personal preferences. This tool is for informational purposes only and is not a substitute for professional fitting services.