Shoe size conversion can often be a tricky puzzle, especially when you’re shopping internationally or from different brands, where sizes can vary significantly. As a result, finding the right fit requires careful attention. It’s important to consider these differences, as choosing the wrong size can impact comfort and style.
Shoe Conversion Size Chart
Women’s Shoe Sizes
| US/CA Size | EU Size | UK Size | AU Size | Japan Size | Inches | cm | mm |
|---|---|---|---|---|---|---|---|
| 4 | 35 | 2 | 4 | 21 | 9 | 22.8 | 228 |
| 5 | 36 | 3 | 5 | 22 | 9.3 | 23.5 | 235 |
| 6 | 37 | 4 | 6 | 23 | 9.5 | 24.1 | 241 |
| 7 | 38 | 5 | 7 | 24 | 9.8 | 24.8 | 248 |
| 8 | 39 | 6 | 8 | 25 | 10 | 25.4 | 254 |
| 9 | 40 | 7 | 9 | 26 | 10.2 | 26 | 260 |
| 10 | 41 | 8 | 10 | 27 | 10.5 | 26.7 | 267 |
| 11 | 42 | 9 | 11 | 28 | 10.7 | 27.3 | 273 |
Men’s Shoe Sizes
| US/CA Size | EU Size | UK Size | AU Size | Japan Size | Inches | cm | mm |
|---|---|---|---|---|---|---|---|
| 4 | 35.5 | 3 | 3 | 21.5 | 9 | 22.8 | 228 |
| 5 | 37 | 4 | 4 | 22.5 | 9.3 | 23.5 | 235 |
| 6 | 38 | 5 | 5 | 23.5 | 9.5 | 24.1 | 241 |
| 7 | 39 | 6 | 6 | 24.5 | 9.8 | 24.8 | 248 |
| 8 | 40.5 | 7 | 7 | 25.5 | 10 | 25.4 | 254 |
| 8.5 | 41 | 7.5 | 7.5 | 26 | 10.1 | 25.7 | 257 |
| 9 | 42 | 8 | 8 | 26.5 | 10.2 | 26 | 260 |
| 9.5 | 42.5 | 8.5 | 8.5 | 27 | 10.4 | 26.3 | 263 |
| 10 | 43 | 9 | 9 | 27.5 | 10.5 | 26.7 | 267 |
| 10.5 | 44 | 9.5 | 9.5 | 28 | 10.6 | 27 | 270 |
| 11 | 44.5 | 10 | 10 | 28.5 | 10.7 | 27.3 | 273 |
| 11.5 | 45 | 10.5 | 10.5 | 29 | 10.9 | 27.6 | 276 |
| 12 | 46 | 11 | 11 | 29.5 | 11 | 27.9 | 279 |
| 13 | 47 | 12 | 12 | 30.5 | 11.3 | 28.6 | 286 |
| 14 | 48 | 13 | 13 | 31.5 | 11.5 | 29.2 | 292 |
Big kids’ Shoe Size
| Age | US/CA Size | EU Size | UK Size | AU Size | Japan Size | Inches | cm | mm |
|---|---|---|---|---|---|---|---|---|
| 8-9 years | 2 | 33 | 1 | 1 | 9.5 | 8.1 – 8.4 | 20.7 – 21.3 | 207-213 |
| 9-11 years | 2 | 33 | 1.5 | 1.5 | 10 | 8.3 – 8.5 | 21 – 21.6 | 210-216 |
| 9-11 years | 3 | 34 | 2 | 2 | 10.5 | 8.4 – 8.7 | 21.4 – 22 | 214-220 |
| 10-12 years | 3 | 35 | 2.5 | 2.5 | 11 | 8.7 – 8.9 | 22.1 – 22.7 | 221-227 |
| 10-12 years | 3.5 | 36 | 3 | 3 | 11.5 | 8.8 – 9.1 | 22.4 – 23 | 224-230 |
| 10-12 years | 4 | 36 | 3.5 | 3.5 | 12 | 9 – 9.2 | 22.8 – 23.4 | 228-234 |
| 11-13 years | 4.5 | 37 | 4 | 4 | 21.5 | 9.1 – 13.3 | 23.1 – 23.7 | 231-237 |
| 11-13 years | 5 | 37 | 4.5 | 4.5 | 22 | 9.3 – 9.5 | 23.5 – 24.1 | 235-241 |
| 12-14 years | 5.5 | 38 | 5 | 5 | 22.5 | 9.4 – 9.6 | 23.8 – 24.5 | 238-245 |
| 12-14 years | 6 | 38 | 5.5 | 5.5 | 23 | 9.5 – 9.8 | 24.2 – 24.8 | 242-248 |
| 13-15 years | 6.5 | 39 | 6 | 6 | 23.5 | 9.6 – 9.9 | 24.5 – 25.1 | 245-251 |
| 13-15 years | 7 | 40 | 6.5 | 6.5 | 24 | 9.8 – 10 | 24.9 – 25.5 | 249-255 |
| 16 years + | 7.5 | 41 | 7 | 7 | 24.5 | 10 – 10.2 | 25.3 – 25.9 | 253-259 |
| 16 years + | 8 | 41 | 7.5 | 7.5 | 25 | 10.1 – 10.3 | 25.6 – 26.2 | 256-262 |
| 16 years + | 8.5 | 42 | 8 | 8 | 25.5 | 10.2 – 10.4 | 25.9 – 26.5 | 259-265 |
| 16 years + | 9 | 42 | 8.5 | 8.5 | 26 | 10.4 – 10.6 | 26.3 – 26.9 | 263-269 |
| 16 years + | 9.5 | 43 | 9 | 9 | 26.5 | 10.5 – 10.7 | 26.7 – 27.3 | 267-273 |
| 16 years + | 10 | 43 | 9.5 | 9.5 | 27 | 10.6 – 10.9 | 27 – 27.6 | 270-276 |
Young kids’ Shoe Size
| Age | US/CA Size | EU Size | UK Size | AU Size | Japan Size | Inches | cm | mm |
|---|---|---|---|---|---|---|---|---|
| 3 years | 9 | 25 | 8 | 8 | 15.5 | 6 – 6.3 | 15.3 – 15.9 | 153-159 |
| 3-4 years | 9.5 | 26 | 8.5 | 8.5 | 16 | 6.3 – 6.5 | 16 – 16.6 | 160-166 |
| 4-6 years | 10 | 27 | 9 | 9 | 16.5 | 6.6 – 6.8 | 16.7 – 17.2 | 167-172 |
| 5-7 years | 10 | 27 | 9.5 | 9.5 | 17 | 6.7 – 6.9 | 17 – 17.6 | 170-176 |
| 5-7 years | 11 | 28 | 10 | 10 | 17.5 | 6.8 – 7 | 17.3 – 17.9 | 173-179 |
| 6-8 years | 11 | 28 | 10.5 | 10.5 | 17.5 | 6.9 – 7.2 | 17.6 – 18.2 | 176-182 |
| 6-8 years | 12 | 29 | 11 | 11 | 18 | 7.1 – 7.3 | 18 – 18.5 | 180-185 |
| 6-8 years | 12 | 29 | 11.5 | 11.5 | 18.5 | 7.2 – 7.4 | 18.3 – 18.9 | 183-189 |
| 6-8 years | 13 | 30 | 12 | 12 | 19 | 7.3 – 7.6 | 18.6 – 19.2 | 186-192 |
| 8-9 years | 13 | 31 | 12.5 | 12.5 | 19.5 | 7.6 – 7.8 | 19.3 – 19.9 | 193-199 |
| 8-9 years | 1 | 32 | 13 | 13 | 20 | 7.9 – 8.1 | 20 – 20.6 | 200-206 |
| 8-10 years | 1 | 32 | 13.5 | 13.5 | 20.5 | 8 – 8.2 | 20.3 – 20.9 | 203-209 |
| 8-10 years | 2 | 33 | 1 | 1 | 21 | 8.1 – 8.4 | 20.7 – 21.3 | 207-213 |
| 9-11 years | 2 | 33 | 1.5 | 1.5 | 21 | 8.3 – 8.5 | 21 – 21.6 | 210-216 |
| 9-11 years | 3 | 34 | 2 | 2 | – | 8.4 – 8.7 | 21.4 – 22 | 214-220 |
| 10-12 years | 3 | 35 | 2.5 | 2.5 | – | 8.7 – 8.9 | 22.1 – 22.7 | 221-227 |
| 10-12 years | 3.5 | 36 | 3 | 3 | – | 8.8 – 9.1 | 22.4 – 23 | 224-230 |
| 10-12 years | 4 | 36 | 3.5 | 3.5 | 21.5 | 9 – 9.2 | 22.8 – 23.4 | 228-234 |
| 11-13 years | 4.5 | 37 | 4 | 4 | 22 | 9.1 – 9.3 | 23.1 – 23.7 | 231-237 |
| 11-13 years | 5 | 37 | 4.5 | 4.5 | 22.5 | 9.3 – 9.5 | 23.5 – 24.1 | 235-241 |
Toddlers’ Shoe Size
| Age | US/CA Size | EU Size | UK Size | AU Size | Japan Size | Inches | cm | mm |
|---|---|---|---|---|---|---|---|---|
| 18-24 months | 6 | 22 | 5 | 5 | 13.5 | 5.2 – 5.5 | 13.3 – 13.9 | 133-139 |
| 2 years | 7 | 23 | 6 | 6 | 14 | 5.5 – 5.7 | 14 – 14.5 | 140-145 |
| 2-3 years | 8 | 24 | 7 | 7 | 15 | 5.7 – 6 | 14.6 – 15.2 | 146-152 |
| 2-3 years | 8 | 24 | 7.5 | 7.5 | 15 | 5.9 – 6.1 | 14.9 – 15.5 | 149-155 |
| 3 years | 9 | 25 | 8 | 8 | 15.5 | 6 – 6.3 | 15.3 – 15.9 | 153-159 |
| 3-4 years | 9.5 | 26 | 8.5 | 8.5 | 16 | 6.3 – 6.5 | 16 – 16.6 | 160-166 |
| 4-6 years | 10 | 27 | 9 | 9 | 16.5 | 6.6 – 6.8 | 16.7 – 17.2 | 167-172 |
| 5-7 years | 10 | 27 | 9.5 | 9.5 | 16.5 | 6.7 – 6.9 | 17 – 17.6 | 170-176 |
| 5-7 years | 11 | 28 | 10 | 10 | 17.5 | 6.8 – 7 | 17.3 – 17.9 | 173-179 |
| 6-8 years | 11 | 28 | 10.5 | 10.5 | 17.5 | 6.9 – 7.2 | 17.6 – 18.2 | 176-182 |
| 6-8 years | 12 | 29 | 11 | 11 | 18 | 7.1 – 7.3 | 18 – 18.5 | 180-185 |
| 6-8 years | 12 | 29 | 11.5 | 11.5 | 18 | 7.2 – 7.4 | 18.3 – 18.9 | 183-189 |
| 6-8 years | 13 | 30 | 12 | 12 | 19 | 7.3 – 7.6 | 18.6 – 19.2 | 186-192 |
| 8-9 years | 13 | 31 | 12.5 | 12.5 | 19 | 7.6 – 7.8 | 19.3 – 19.9 | 193-199 |
Baby’s Shoe Size
| Age | US/CA Size | EU Size | UK Size | AU Size | Japan Size | Inches | cm | mm |
|---|---|---|---|---|---|---|---|---|
| 0-1 months | – | 15 | – | – | 9 | 3.3 – 3.5 | 8.4 – 9 | 84-90 |
| 0-3 months | – | 16 | 0 | 0 | 9.5 | 3.6 – 3.9 | 9.1 – 9.8 | 91-98 |
| 3-6 months | 2 | 17 | 1 | 1 | 10 | 3.9 – 4.1 | 9.9 – 10.4 | 99-104 |
| 6-9 months | 3 | 18 | 2 | 2 | 11 | 4.1 – 4.4 | 10.5 – 11.1 | 105-111 |
| 6-9 months | 4 | 19 | 3 | 3 | 12 | 4.4 – 4.6 | 11.2 – 11.8 | 112-118 |
| 9-12 months | 5 | 20 | 4 | 4 | 12.5 | 4.7 – 4.9 | 11.9 – 12.5 | 119-125 |
| 12-18 months | 6 | 21 | 4.5 | 4.5 | 13.5 | 5 – 5.2 | 12.6 – 13.2 | 126-132 |
| 18-24 months | 7 | 22 | 5 | 5 | 14 | 5.2 – 5.5 | 13.3 – 13.9 | 133-139 |
| 2 years | 8 | 23 | 6 | 6 | 15 | 5.5 – 5.7 | 14 – 14.5 | 140-145 |
Common Shoe Size Systems
There are several widely-used shoe size systems around the world, each with its own scale and measurement method. For instance, the US, UK, and European systems differ significantly, making it challenging to find the right fit.
Understanding these variations is crucial, as selecting the wrong size can lead to discomfort and an improper fit. While each system has its advantages, the tradeoff is that the lack of standardization often leads to confusion, especially when shopping across countries.
Therefore, it’s important to carefully consider the impact of these differences when using a shoe size conversion chart.
How to Measure Your Feet for Accurate Sizing
To ensure a perfect fit, it’s crucial to know your exact foot measurements, which will help in comparing them with conversion charts. Start by measuring both the length and width of your feet while standing, as they tend to expand when you’re on your feet.
However, it’s important to note that different brands may use slightly different sizing standards, so even with accurate measurements, you might still face some variation.
While precise foot measurements provide a more reliable guide, it’s also essential to consider the shoe’s design and the material used, as these factors can influence how the shoe fits.
How Shoe Sizing Affects Comfort and Fit
Getting the right shoe size is more than just about aesthetics—proper sizing affects comfort, health, and overall foot support. For example, shoes that are too tight can cause blisters, calluses, or even long-term foot problems.
On the other hand, shoes that are too loose can lead to instability and discomfort. While the right size improves comfort, it’s also essential to consider factors like shoe shape and material, as these can influence how the shoe feels on your foot.
The tradeoff is that finding the perfect balance may require some trial and error, but it’s crucial for long-term foot health and comfort.
Tips for Buying Shoes Online
Shopping for shoes online comes with its own set of challenges, especially when it comes to ensuring the right fit. To begin with, you can use a shoe size conversion chart to guide your decision, but this approach may not always guarantee the perfect fit due to brand variations.
Additionally, some online stores offer detailed size guides and customer reviews, which can help you understand how the shoes fit in real life. However, you must also consider the return policy, as sizing issues may arise even with careful research.
Balancing these factors can make online shopping easier, but it’s essential to understand the impact on your overall buying experience and comfort.
FAQs
1. How do I know if I’m choosing the right shoe size when shopping internationally?
To ensure you choose the right shoe size when shopping internationally, refer to a comprehensive shoe size conversion chart that compares US, UK, European, and other international sizing systems. It’s also important to check customer reviews, as they can provide insights into whether the shoes run large or small. Remember, sizing may vary slightly between brands, so double-check measurements and consider ordering from stores with flexible return policies.
2. Can shoe size conversion charts be trusted for all brands?
While shoe size conversion charts provide helpful guidelines, they may not be 100% accurate for all brands. Some brands have slight variations in sizing, so even with a conversion chart, it’s crucial to consider the shoe’s design, material, and how it fits based on customer feedback. Whenever possible, review brand-specific sizing guides or test the fit through returns or exchanges if available.
3. How can I measure my feet at home for the most accurate shoe size?
To measure your feet accurately, stand on a piece of paper and trace around your foot. Then, use a ruler to measure the length from the tip of your longest toe to the back of your heel. For width, measure the widest part of your foot. Make sure to do this at the end of the day, as your feet tend to expand throughout the day. Compare these measurements with a shoe size conversion chart to find your best fit.