Victoria's Secret Style Bra Calculator
Enter your measurements for a quick estimate. You can use inches or centimeters.
Educational tool only. Not affiliated with Victoria's Secret. Bra sizing varies by brand and style.
How this bra calculator works
If you searched for a bra calculator victoria secret, you probably want a fast starting size before trying bras in person. This calculator estimates your size using two common approaches:
- Victoria's Secret legacy method: adds +4 or +5 to underbust before calculating cup size.
- Modern method: uses your underbust more directly for band size, then calculates cup from bust difference.
Neither method is perfect for everyone, but both are useful for a first estimate. The best fit still comes from trying on bras and checking support, comfort, and shape.
Step-by-step measuring guide
1) Measure underbust
Wrap a soft measuring tape around your ribcage, right under your bust. Keep it level all the way around and snug (not painfully tight). Exhale gently and record the number.
2) Measure full bust
Measure around the fullest part of your bust while standing naturally. Keep the tape parallel to the floor and comfortably loose. Record the number.
3) Enter measurements in the calculator
Pick inches or centimeters, enter both numbers, and click Calculate Bra Size. You will get:
- Your estimated bra size
- An alternate size estimate using the other method
- Sister sizes to help with fitting
Understanding band and cup size
Bra size has two parts: band (number) and cup (letter). Example: 34C.
- Band size = support anchor around your ribcage.
- Cup size = bust volume relative to band size, not an absolute breast size.
A C cup is not the same volume in every band. For example, 32C and 36C do not hold the same volume. That is where sister sizes become useful.
Quick cup difference reference (approx.)
Most calculators map cup letters from the difference between full bust and calculated band:
- 0" = AA
- 1" = A
- 2" = B
- 3" = C
- 4" = D
- 5" = DD / E
- 6" = DDD / F
- 7"+ = G and above
Different brands may label cups differently (especially DD/E/F ranges), so always check brand-specific charts.
Common bra fit problems and how to fix them
Band rides up in the back
Usually the band is too loose. Try one band size down (or a sister size adjustment).
Straps dig into shoulders
Often the band is not doing enough support work. Check if a firmer band gives relief.
Cups gap at top
Could mean cup is too large, the style shape is wrong, or straps are over-tightened. Try a smaller cup or a different cup shape (balconette, plunge, full coverage).
Spillage at top or sides
Usually cup volume is too small. Try one cup size up, or a sister size with more cup volume.
Sister sizes explained simply
Sister sizes keep similar cup volume while changing band tension:
- Band down, cup up (tighter band)
- Band up, cup down (looser band)
Example: if 34C feels loose in the band, try 32D. If 34C feels too tight in the band, try 36B.
FAQ: bra calculator victoria secret
Is this the official Victoria's Secret bra calculator?
No. This is an independent educational tool inspired by widely used bra sizing methods.
Should I use inches or centimeters?
Either works. The calculator automatically converts units behind the scenes.
Why does my size change between methods?
The legacy +4/+5 method and modern underbust method use different band logic. Many people find modern fitting more supportive, but preferences vary.
What if I am between sizes?
Start with the closer size, then test sister sizes and bra styles. Fabric stretch and cup shape can change fit dramatically.
Final takeaway
Use this bra size calculator as a practical starting point, not a final verdict. The best-fitting bra should feel supportive at the band, comfortable in the cups, and stable through normal movement. Once you have your estimated size, try a few nearby sister sizes and styles to lock in your best fit.