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SIZE GUIDES / Accessories

Men’s Belt Size Chart — Belt & Trouser Labels

Compare ASOS grouped belt sizes with numeric trouser labels, and learn why total belt length is a different measurement.

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Find a country or size system

Choose a country to jump to its size chart. Use the chart for the brand you plan to buy; unavailable systems cannot be converted here.

US · unavailableUK · unavailableEurope · unavailableRussia · unavailableJapan · unavailableKorea · unavailableS-M-L

Match ASOS trouser sizes to belt sizes here. S–M is a belt size group, not a country size. For another brand, check its fastening length and measurement instructions.

Belt and trouser labels

Choose a size to highlight matches, or select a row below.

Scroll sideways for the full chart

Belt and trouser labels — ASOS · own-brand reference
Trouser waist label (in)Belt label
XXS–XS
XXS–XS
XXS–XS
XXS–XS
S–M
S–M
S–M
S–M
L–XXL
L–XXL
L–XXL

For ASOS own-brand clothing. Check the product’s cut and choose centimetres or inches to compare your measurements.

Brand size guide: ASOS · own-brand reference

Belt labels are not the belt’s total length

This ASOS chart groups trouser labels: S–M corresponds to the listed 31, 32, 33 and 34 waist labels. Selecting the belt group displays all four references. That grouping does not define the total strap length or the distance from buckle to a fastening hole.

Before ordering another brand, read how it measures belt length and compare the position where you will wear it. A belt worn through trouser loops and one worn high on a dress may need different fastening lengths. Avoid adding a fixed number of inches without checking the product’s method.

See how a size converts

In Belt and trouser labels choose Trouser waist label (in) 32. The listed equivalents are:

  • Trouser waist label (in) 32
  • Belt label S–M

Brand size guide: ASOS · own-brand reference

Open this example in the converter →

Three checks before ordering

  1. Match the product brand, country system and garment type to the selected table.
  2. Keep body and garment measurements separate, with consistent centimetre or inch units.
  3. Check the specific style’s length, width and stretch, then read the store’s sizing and exchange information.

START WITH MEASUREMENTS

How to measure

Chest / bustNatural waistFullest hipsHeight
Measure circumferences all the way around the body, not across the front. Measure height barefoot. Diagram not to scale.
  1. 01

    Read the waist label on your ASOS trousers.

  2. 02

    Measure around the belt position over the trousers you plan to wear.

  3. 03

    If comparing a belt length, check where that brand starts and ends the measurement.

A few things labels don’t tell you.

This is the ASOS grouping for its own trousers. Do not apply a universal add-two-inches rule or confuse full belt length with fastening circumference.

Common questions

Which belt corresponds to a 32 trouser label?

The ASOS grouped belt label is S–M.

Why does one belt size show several trouser sizes?

One belt size can fit several trouser sizes. Select it to see all matching waist labels.

Can I convert men’s belts to Russia, Japan, Korea or S-M-L?

Match ASOS trouser sizes to belt sizes here. S–M is a belt size group, not a country size. For another brand, check its fastening length and measurement instructions.