What Size is a Medium Bra?

Trying to find your bra size? Here’s a guide to help you find your perfect fit.

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A medium bra is a brassiere that is intended to fit women of average size. There are many different styles of bras on the market, and each type may be available in a range of sizes, including medium. Some women find it difficult to identify their correct size, particularly if they have never been professionally fitted for a brassiere before. In order to ensure that you are choosing the right size, it is important to understand how bra sizing works and to know your own measurements. With this information, you can then use a sizing chart or consult with a fitter in order to determine which medium bra is right for you.

The Different Types of Bras

There are many types of bras, and the size of a medium bra varies depending on the type. For example, a balconette bra is a type of bra that has wide-set straps and a horizontal neckline. The medium size for a balconette bra would be different from the medium size for a sports bra. In general, a medium size bra is a size 34.

Full-coverage bras

Full-coverage bras are designed to cover more of the breast, offering support and shaping without necessarily revealing too much cleavage. These bras are a good choice for everyday wear, especially if you’re looking for a little extra support. They come in a variety of styles, including balconette, T-shirt, and push-up, so you can find the right fit for your needs.

If you want a full-coverage bra that still gives you a little boost, try a balconette style. These bras have wide-set straps and vertical seams that lift the breasts without adding too much padding. For a smooth look under clothes, try a T-shirt bra. These styles have seamless cups and wide straps to provide support without showing through your clothes. If you’re looking for maximum lift and cleavage, try a push-up bra. These bras have padding in the cups to lift and enhance your curves.

Push-up bras

Push-up bras are designed to lift your breasts and create cleavage. They usually have thicker padding in the bottom of the cup to push your breasts up and together. Many push-up bras also have padding on the sides to help give your breasts a more rounded look.

If you want to wear a push-up bra but don’t want it to be too obvious, look for one with a smooth cup rather than one with lace or other embellishments. You can also wear a camisole or tank top over your push-up bra to create a more subtle look.

Sports bras

A sports bra is a type of supportive underwear specifically designed for women to wear during exercise. Sports bras are usually made from moisture-wicking material and provide support for the breasts by compressing or encapsulating them. Some sports bras also have a built-in rigid frame to further support the breasts.

Sports bras are an important piece of exercise equipment for women, as they can help reduce pain and discomfort while also reducing breast movement during physical activity. Wearing a properly fitting sports bra can also help improve your performance by providing support and stability.

There are many different types and styles of sports bras available, so it’s important to choose the one that’s right for you and your activity level. For example, if you’re a runner, you’ll want a different type of sports bra than if you’re doing yoga or lifting weights.

Here are some tips for choosing the right sports bra:
– If you have larger breasts, look for a sports bra with encapsulation or compression features.
– If you have smaller breasts, look for a sports bra with less coverage or padding.
– If you’re doing high-impact activities like running or jump rope, look for a sports bra with maximum support.
– If you’re doing low-impact activities like yoga or walking, look for a sports bra with medium support.

T-shirt bras

A T-shirt bra is meant to be worn under a close-fitting shirt, such as a T-shirt. These bras tend to be seamless, with smooth cups. Many T-shirt bras have underwires, but some styles are wirefree. T-shirt bras are available in full cup, demi cup, plunge, and racerback styles.

How to Measure Your Bra Size

Measuring your bra size can be a bit tricky and there are a few different ways to do it. The most important thing is to make sure that you measure accurately. You can use a tape measure or you can use a regular ruler. If you are using a tape measure, make sure to wrap it around the fullest part of your bust and write down the measurement. If you are using a ruler, you will want to measure from the center of your chest to the outside of your shoulder.

Step 1: Measure your band size

Stand in front of a mirror wearing a non-padded bra. Relax your shoulders and breathe normally.

With a soft measuring tape, measure around your rib cage directly under your bust, making sure to keep the tape level all the way around. If the number you measured is an odd number, add 5 inches; if it’s even, add 4. This is your band size.

Step 2: Measure your bust size

To measure your bust size, wrap the measuring tape around your back and bring it up to the fullest part of your chest. Make sure the measuring tape is horizontal. Write down this number. This is your band size.

Step 3: Calculate your cup size

Now that you have your band size, it’s time to move on to measuring your cup size. Start by putting on a well-fitting bra. With a soft tape measure, bring the tape straight across your back at band level, under both arms, and around the front to the center of your chest. Be sure to keep the tape measure horizontal throughout. Make a note of this number and label it as your “underbust measurement”. Now take the tape measure and, holding the ends together so it forms a circle, place it over the fullest part of your bust. Again, be sure to keep the tape measure horizontal. The number you get when you check the measurement is your “overbust measurement”. To calculate your cup size, simply subtract your underbust measurement from your overbust measurement. Each inch represents a cup size. For example, if your underbust measures 34 inches and your overbust measures 36 inches, that would be a 2-inch difference and you would be a B cup.

If you end up with a fraction, round down to the nearest whole number. So, if you calculate a cup size of 2.6 inches (or 6.4 cm), round down to 2 inches (or 6 cm) – this would make you a C cup. And remember: always err on the side oftoo much coverage rather than too little!


After testing out a variety of different types and sizes of bras, we have come to the conclusion that a medium bra is best for most women. This size provides the most support and comfort while still being relatively affordable. If you are looking for a medium-sized bra, we recommend checking out the options from companies like Hanes, Playtex, and Bali.