Victoria Secret Size Calculator

Find your perfect bra fit with our easy-to-use calculator. Get accurate results for Victoria’s Secret sizing standards in just a few steps.

Calculate Your Size

What is a Victoria Secret Size Calculator?

A victoria secret size calculator is a specialized tool designed to help you determine your most accurate bra size based on the sizing standards used by Victoria’s Secret. Unlike generic calculators, it uses a specific method to translate your body measurements—your band (under bust) and bust—into a reliable bra size, like 34C. The goal is to move beyond guesswork and find a fit that offers both comfort and support, reducing common issues like gaping cups, slipping straps, or a tight band. This tool is for anyone who wants to ensure their next Victoria’s Secret bra fits perfectly.

Victoria Secret Size Calculator Formula and Explanation

The calculation for your bra size involves two key measurements. While Victoria’s Secret has proprietary fitting methods, our calculator uses the most common industry-standard formula that provides an excellent starting point for finding your size.

1. Determine Band Size: Your band measurement (under bust) is rounded to the nearest whole number. If that number is even, add 4 inches. If it’s an odd number, add 5 inches. This result is your band size. (Note: For band measurements over 33, a more modern method of rounding up to the next even number is often used, which our calculator considers for accuracy).
2. Determine Cup Size: Subtract your final band size from your bust measurement. The difference in inches determines your cup letter.

Variables Table

Variable	Meaning	Unit (Auto-Inferred)	Typical Range
Band Measurement	The measurement taken snugly around the ribcage, directly under the bust.	Inches / CM	26 – 44 in (66 – 112 cm)
Bust Measurement	The measurement taken around the fullest part of the bust.	Inches / CM	30 – 50 in (76 – 127 cm)
Cup Difference	Bust Measurement – Band Size. 1″=A, 2″=B, 3″=C, etc.	Inches	1 – 7 inches

Practical Examples

Example 1: A Common Size

• Inputs: Band Measurement = 30 inches, Bust Measurement = 35 inches
• Band Calculation: 30 (even) + 4 = 34. The band size is 34.
• Cup Calculation: 35 (Bust) – 34 (Band Size) = 1 inch difference.
• Results: The calculated size is a 34A. Her sister sizes would be 32B and 36AA.

Example 2: A Larger Cup Size

• Inputs: Band Measurement = 34.5 inches (rounds to 35), Bust Measurement = 41 inches
• Band Calculation: 35 (odd) + 5 = 40. The band size is 40.
• Cup Calculation: 41 (Bust) – 40 (Band Size) = 1 inch difference.
• Results: The calculated size is a 40A. Her sister sizes would be 38B and 42AA.

How to Use This Victoria Secret Size Calculator

1. Select Your Unit: Start by choosing your preferred measurement unit, either inches or centimeters.
2. Enter Band Measurement: Use a soft measuring tape to measure around your ribcage, just under your bust. The tape should be snug but not tight. Enter this number into the “Band Measurement” field. For the most accurate bra size chart reading, ensure the tape is level all the way around.
3. Enter Bust Measurement: Measure around the fullest part of your bust. Ensure the tape is level and not too tight. Enter this number into the “Bust Measurement” field.
4. Interpret Your Results: The calculator will instantly display your calculated Victoria Secret bra size, including your band size and cup letter. It will also show your sister sizes, which are alternative sizes with the same cup volume.

Key Factors That Affect Bra Size

Your bra size isn’t static. Several factors can influence the fit and feel of your bra:

• Brand and Style: Sizing can vary between different brands and even different styles (e.g., push-up vs. full coverage) from the same brand.
• Weight Fluctuations: Gaining or losing even a few pounds can change your measurements and affect your bra size.
• Hormonal Changes: Your menstrual cycle, pregnancy, and menopause can cause your breasts to swell or change in size and sensitivity.
• Band Elasticity: Over time, a bra’s band will stretch out. A bra that fit perfectly a year ago might be too loose now. This is where understanding how to use a sister sizes calculator becomes useful.
• Breast Shape: The shape of your breasts (e.g., round, slender, teardrop) can affect how you fill out a cup, even if your measurements suggest a certain size.
• Measurement Accuracy: An incorrect measurement is the most common reason for a poor fit. Always ensure your measuring tape is level and not too tight or loose.

Frequently Asked Questions (FAQ)

What are sister sizes?

Sister sizes are related bra sizes that have the same cup volume. For example, a 34C has the same cup volume as a 32D and a 36B. If your band feels too tight in a 34C, you might try a 36B (larger band, smaller cup letter). If the band is too loose, try a 32D (smaller band, larger cup letter).

How often should I measure my bra size?

It’s a good idea to measure yourself every 6-12 months, or after any significant life event like pregnancy, significant weight change, or starting a new hormonal medication. Using a victoria secret size calculator regularly keeps you informed.

Can I use this calculator for other brands?

This calculator is optimized for Victoria’s Secret’s sizing method. While it provides a great starting point for any brand, remember that sizing can vary. It’s always best to check the specific brand’s fitting guide as well.

Why does the calculator add inches to my band measurement?

This is a traditional method of bra fitting that converts the raw ribcage measurement into a commercial band size. It accounts for the stretch of the bra band and helps create a snug, supportive fit. Modern methods sometimes differ, but this remains a common standard.

What if my measurement is between two numbers?

For the bust measurement, it’s generally best to round up to the nearest half-inch or whole number. For the band, rounding to the nearest whole number is standard practice before applying the formula.

My calculated size feels wrong. What should I do?

The calculator provides an excellent starting point. Use it to try on your calculated size first. If the band feels too tight but the cups fit, try the sister size with a larger band (e.g., go from 34B to 36A). If the cups are too small, try the sister size with a smaller band (e.g., 34B to 32C) or go up a cup size in your current band (34C).

Does cup size change with the band size?

Yes, and this is a critical concept. A ‘C’ cup is not the same volume on a 32 band as it is on a 38 band. The cup letter is relative to the band size. This is why knowing your sister sizes is so powerful.

How do I know if a bra fits correctly?

The band should be snug and level across your back, not riding up. The cups should fully contain your breast tissue without spilling over or gaping. The center panel (gore) should lie flat against your sternum. Straps should be secure but not digging into your shoulders. Check out our perfect fit guarantee for more tips.