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Sizes & clothing

Trouser size converter

Convert EU trouser sizes to approximate waist sizes.

Your result

Complete the fields and calculate.

Calculation method and formula

Male: EU size − 16; Female: EU size − 10

Understand the inputs

EU size
Choose the matching option; it determines the table value or calculation variant.
Chart
Choose the matching option; it determines the table value or calculation variant.

Assumptions and limitations

Size systems are not identical across manufacturers. The mapping is approximate, not a fit guarantee. Measure your body or foot and check the specific brand's chart.

The formula uses the specified units. Displayed numbers are rounded; whole packs, item counts and full time periods may also be rounded within the calculation.

Worked example

Illustrative values. Replace them with your own inputs for your calculation.

EU size
46
Chart
Male
Example resultW30

Approximate jeans waist in inches; cut and brand can vary.

Model revision: October 17, 2026 · How CleverCalc works

FAQ

Frequently asked questions

How does Trouser size converter work?+

Male: EU size − 16; Female: EU size − 10. Size systems are not identical across manufacturers. The mapping is approximate, not a fit guarantee. Measure your body or foot and check the specific brand's chart.

What assumptions should I consider for this result?+

Size systems are not identical across manufacturers. The mapping is approximate, not a fit guarantee. Measure your body or foot and check the specific brand's chart. The formula uses the specified units. Displayed numbers are rounded; whole packs, item counts and full time periods may also be rounded within the calculation.

How accurate is the result?+

The formula uses the specified units. Displayed numbers are rounded; whole packs, item counts and full time periods may also be rounded within the calculation. Prices, measurements and model assumptions determine how well the result represents your situation.

Is this calculator free?+

Yes. Calculations and PDF export work without an account or registration.

What happens to my inputs?+

Calculations run in your browser. Results are saved locally only when you add them to My results; favourites and history are also local. Shared links contain your values. The currency tool requests the selected currencies from its rate provider without sending your amount.

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