The Difference Between Shoe Sizes [All You Need To Know]

What is the difference between shoe sizes in inches? This is a burning question many shoe lovers, especially those in-between sizes, need to ask.

Wearing the correct shoe size is critical for foot comfort. Therefore, learning how to differentiate between shoe sizes will be an added advantage.

Although learning how to distinguish between shoe sizes may be perceived as unnecessary, you’ll find that many people wear and select the wrong size.

As a result, this article will give you a comprehensive knowledge of the difference between shoe sizes in inches and more.


What is a shoe size?

A shoe size is a guide to what size of shoe will fit a particular foot.

There are several different shoe-size systems in use around the world, and the majority of them use numbers to show the length of the shoe.

However, there are differences in the specifics of what they measure, the measurement unit they employ, and the location of the size 0 (or 1) on the scale.

Some systems also display the shoe width, often by one or more letters, but occasionally also as a number.

What is the difference between shoe sizes in inches?

Using the US measurement, the difference in shoe sizes is only a fraction of an inch (less than one centimeter).

SEE: What Does M & W Mean In Shoe Size?

What is the difference between men’s and women’s shoe sizes in inches?

The difference between men’s and women’s shoes is approximately 1.5 inches for the same sizes on the chart.

What is the standard US shoe size in width?

Women’s standard (medium) width is B, while men’s standard width is D. Additionally, many footwear boxes and tags will also identify non-standard widths.

SEE: Here is How to Stop Shoes Rubbing the Back of Your Feet

What is the difference between shoe sizes 8.5 and 9?

There is about 1/6 inch between size increments when using US measurements. Consequently, a size 9 is 1/6 inch longer than an 8.5.

Why are shoe sizes different by country?

difference in shoe conversion size
shoe size chart

The image above shows the equivalent sizes for shoes for major charts used around the world.

Many regions have different sizing graphs and metrics for both men and women, shoe sizes vary from country to country.

However, the inches and centimeters are the same difference between shoe sizes.

Therefore, while different shoe size metrics have different ways of calculating and converting, the difference between shoe sizes still falls between a fraction of an inch.

SEE: Essential Shoes Every Man Must Own

How do shoe sizes work?

Your numerical shoe size is determined by the length of your foot, which is the distance between your longest toe and your heel.

How much difference does half a shoe size make in measurements?

In shoes, going up half a size only adds 1/8 of an inch to the length difference. However, you will also put numerous factors, including sports injuries, weight gain, and aging into consideration, as they can affect the shoe size difference.

SEE: Essential Shoes You Must Own as a Woman


What does mm mean in shoe size?

It means millimeters.

This is known as the unit of measurement for the width of the foot across its widest point.

How much wider is a wide shoe than a regular shoe?

An extra-wide shoe is 1/2 inch wider than a medium-wide shoe.

SEE: Learn The Proper Way Your Shoes Should Fit?

Can you wear wide shoes with normal feet?

Yes, you can.

Wide-fit shoes often give you more space around the instep and have deeper, wider sections for your toes.

As a result, you ought to be able to fit in even if your feet are standard. Many feet of all shapes and sizes typically have enough room in wide-fit shoes to feel comfortable.

SEE: Save $5 on Sneakers at Converse Store


If you’ve been wearing shoes that are too long, short, narrow, wide, loose, or tight, knowing the difference in shoe sizes helps.

To find the ideal shoe size and a better fit, it’s also critical to know whether you have a narrow or wide foot.

Additionally, the method for determining and measuring foot length and width is fairly simple. However, to understand how to distinguish between shoes in inches and choose the best fit for you, you must be aware of the various shoe conversion sizes.

Thanks for reading.

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