Enter your pant size to continue.
A rough shape guide, scaled to your size — actual look varies by buckle and strap width.
Just the conversion, nothing else
This tool does one thing: takes the pant size you already know and applies the standard buckle-to-middle-hole allowance to get a belt size.
If you'd rather skip pant size entirely and measure your actual waist, the main belt size calculator supports both methods side by side.
Questions
Conversion FAQs
It's a widely used general rule, but buckle style and strap thickness can shift the effective sizing slightly, so treat it as a strong starting point rather than an absolute guarantee.
European pant sizes are usually already in centimetres or a size-number system rather than waist inches — convert to inches first, or see our belt size by country guide.
Round up. A slightly longer belt can be buckled on a tighter hole, while a too-short belt has no fix.
Yes, the conversion is the same regardless of pant style, though jeans and dress trousers can be cut with slightly different actual waist positions.
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