Tamanho de Sapato | CalcxApp

Calculadora online gratuita com gráficos e resultados detalhados.

Size Equivalents

US

9

UK

8.5

EU

45

cm

28.7

11.3

Size Comparison

Tamanho de Sapato | CalcxApp

SystemSize
US9
UK8.5
EU45
cm28.7
IN11.3

About Shoe Size Conversion

Understanding Shoe Size Systems

Shoe sizes vary significantly across different regions and measurement systems. The three major systems used worldwide are the US system, the UK system, and the European (EU) system. Understanding how these systems relate to each other is essential when purchasing shoes internationally or online.

How Shoe Sizes Are Measured

Shoe sizes are based on the length of the foot, typically measured from the heel to the longest toe. The EU system uses Paris points where one Paris point equals 2/3 of a centimeter. The UK system uses barleycorns where one barleycorn equals 1/3 of an inch. The US system is similar to the UK system but offset by approximately one barleycorn for adults.

US vs UK vs EU Sizing

For mens shoes, a US size 10 corresponds to a UK size 9 and an EU size 43. For womens shoes, a US size 8 corresponds to a UK size 6 and an EU size 39. Childrens sizes follow different conversion tables and it is important to measure feet regularly as children grow quickly. Width fittings add another layer of complexity with different letters representing narrow, standard, and wide fits.

Tips for Finding Your Correct Size

Always measure your feet at the end of the day when they are at their largest due to swelling. Wear the type of socks you plan to wear with the shoes. Stand while measuring as your feet spread when bearing weight. Measure both feet as most people have one foot slightly larger than the other and always fit the larger foot.

Common Sizing Issues

Many people wear the wrong shoe size without realizing it. Signs include blisters, calluses, numbness, or toenail issues. Sizes can also vary between brands and styles. A size 10 in one brand may fit differently than a size 10 in another. Always try shoes on when possible and refer to brand-specific size charts when shopping online.

Practical Example

Converting a US Men's Size 10

If you wear a US mens size 10, your equivalent sizes would be approximately UK 9, EU 43, and your foot length is about 27 cm or 10.6 inches. This conversion helps you shop from international retailers confidently. Remember to check individual brand size charts as slight variations exist between manufacturers.

Perguntas Frequentes

Como EUA e Reino Unido shoe sizes differ?

Reino Unido shoe sizes são generally um size smaller than EUA mens sizes e dois sizes smaller than EUA womens sizes. For exemplo, um EUA mens 10 equals um Reino Unido 9, enquanto um EUA womens 10 equals um Reino Unido 8.

O que é o EU shoe size com base em?

O EU shoe size system é com base em Paris pontos, onde cada size increment equals 2/3 de um centimeter ou about 6.67mm. EU sizes typically range de about 35 para small adults para 48 para very large sizes.

Como I measure my pé para shoe size?

Stand em um piece de paper e trace seu pé. Measure o distância de o heel para o longest toe em centimeters. Add about 1cm para comfort e compare para um size chart. Measure em o end de o dia when pés são largest.

São shoe sizes o mesmo para men e women?

No, mens e womens shoe sizes differ. Generally, um womens shoe é about 1.5 sizes larger than o mesmo mens size. For exemplo, um womens EUA 9 é approximately equivalent para um mens EUA 7.5.

Por que do shoe sizes vary entre brands?

Shoe sizes vary entre brands porque there é não universal padrão enforcing exact measurements. Each manufacturer uses their own lasts, qual são pé-shaped molds that determine o shoe shape e size. Always verifique brand-específico size charts.

Disclaimer: Esta calculadora fornece estimativas para fins informativos e educacionais. Para decisões importantes, consulte um profissional qualificado.

References

  1. ISO 9407:2019. "Shoe sizes — Mondopoint system of sizing and marking." iso.org
  2. Wikipedia. "Shoe size." en.wikipedia.org

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