Foot Size Chart for Shoes – How Can You Find Your Perfect Fit?

Many people wear the wrong shoe size without even knowing. This can cause pain, injuries, and wasted money on shoes that don’t fit well.

To find your perfect shoe size, you need to measure your feet, understand global sizing systems, and know how different brands fit. This ensures comfort, performance, and long-term foot health.

Finding shoes that fit is not just about numbers on a box. It's about comfort, movement, and avoiding long-term foot problems. Once you know your exact size, you will shop smarter and feel better in every step.

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How to Measure Your Feet at Home?

Many people guess their shoe size or rely on old measurements. This can cause poor fit and discomfort.

You can measure your feet at home using only a ruler, paper, and a pen, following a simple step-by-step process to get both length and width.

Tools You Need

All you need is a sheet of paper, a pen or pencil, and a ruler or tape measure. Wear socks similar to those you will wear with the shoes. Place the paper on a hard, flat floor. Avoid carpet since it can affect accuracy.

Step-by-Step Measurement Process

Stand on the paper with your heel against a wall. Mark the longest toe and the back of your heel. Measure the distance in centimeters. Do the same for both feet because sizes can differ. Note the longer measurement. For width, measure across the widest part of your foot.

Understanding Length vs. Width

Shoe size is not just length. Two people with the same length can have different width needs: narrow, standard, or wide. A good fit should not feel tight at the ball of your foot, and there should be a small space in front of your toes. Width differences can make the same size feel very different in comfort.

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Global Shoe Size Systems Explained?

Many confusion happens when buying shoes from other countries. Different sizing systems make it hard to know your exact match.

Shoe sizes vary between US, UK, EU, and Japan, and conversions change for men, women, and unisex sizing. Using a size chart avoids mistakes.

US, UK, EU, JP (CM) Standards

The US and UK sizes are based on inches, but they differ in starting points. EU sizing is in Paris Points (⅔ cm increments). Japan uses centimeters, which is straightforward. For example, a US men’s 9 is UK 8, EU 42, and JP 27.

US Men	US Women	UK	EU	JP (cm)
7	8.5	6	39	25
8	9.5	7	41	26
9	10.5	8	42	27
10	11.5	9	44	28

Men’s, Women’s, and Unisex Conversions

Women's US shoes are generally 1.5 sizes bigger than men’s for the same fit length. For unisex shoes, always check brand charts to know the intended sizing base. This is very important in sneakers and sports footwear.

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Brand-Specific Shoe Size Charts?

You may find your size in one brand, but it does not fit the same in another. Brands have different fit templates.

Each shoe brand uses its own size chart. You must check them before buying to avoid surprises in fit and comfort.

Nike (US–UK–EU–CM)

Nike tends to run slightly small for sports shoes. Always add 0.5 to your usual size if you like some toe room.
📎 View official Nike size chart

Decathlon

Decathlon sizing is often true to size, but some models like Ultraboost feel snug. Measure in CM to be accurate.
📎 View official Decathlon size chart

Puma

Puma sneakers generally run narrow. A half size up is better for wider feet.
📎 View official Puma size chart

Fila

True to size in length with a wide range of width options.
📎 View official Fila size chart

Converse

Runs large in classics like Chuck Taylor. Often recommended to go half or full size down.
📎 View official Converse size chart

Vans

Very true to size with a flat fit, so choose your normal size.
📎 View official Vans size chart

ASICS

Sport focused, tends to run small. Half size up for running shoes.
📎 View official ASICS size chart

Skechers

Fit is standard or slightly generous. Ideal for comfort wearers.
📎 View official Skechers size chart

Luxury Brands (Gucci, Prada, etc.)

Often run small and narrow. Always check CM measurement, not just size numbers.
📎 View official Gucci size guide
📎 View official Prada size guide