What pants size am I?

Enter your waist for a source-backed pants size.

Pants size calculator
Choose a sizing method

Your measurement

Start from
Interactive pants measurement mapA body or flat pair of pants with the measurements required for the selected sizing path. The active measurement and current or example value are highlighted.WAIST72.4 cmHIPadd hipINSEAM81.3 cmFLAT WIDTH × 2—
Waist chooses W. Inseam chooses L.Example values are shown. Enter yours beside the map.

Measure around your body without pulling the tape tight.

Measure accurately

Waist Keep the tape level around the narrowest point without pulling tight.

Hip Circle the fullest point with feet together.

Inseam Measure pants that fit from the crotch seam to the hem.

Flat waistband Measure straight across; the tool doubles it once.

Open the full visual guide ↓
Add hip, inseam & fit detailsraises confidence

Fullest point, feet together.

Crotch seam to hem on pants that fit.

Measurement point

This changes the explanation, not the number. Store charts use different reference points.

Fabric
Preferred fit
Example

Worked example in the US

High

Worked example pants size result.

W28L32
65 cm80 cm

72.4 cm sits 60% into W28 (70.0–74.0 cm): 2.4 cm above the lower edge and 1.6 cm before the upper edge.

UKW2870.0–74.0 cm
EU42–46see evidence
IT4872.4–77.5 cm
FR4872.4–77.5 cm
JPS71.0–76.0 cm
AUW2870.0–74.0 cm
AlphaXS / Ssee evidence

2 direct body charts agree on W28.

Multiple direct body charts agree, and the measurement is away from a band edge.

Example values are not saved or added to a share link.

Show evidence & maths
  1. Worked example waist: 72.4 cm
  2. Worked example inseam: 81.3 cm
  3. H&M body ranges: 70.0–74.0 cm maps to W28.

Published charts describe bodies, not guaranteed garment fit. Cut, rise, fabric and brand grading can move the label; use the product's own chart when available.

Current charts verified 15 Aug 2026 · Measurements stay on this device.

Or jump to the full size chart ↓

VISUAL MEASUREMENT MAP

Understand the parameters before the chart

Body waist and hip are circumferences. Inseam and flat waistband come from pants that fit; flat width is doubled once.

Pants size chart measurement mapA body shows waist and hip circumferences. A flat pair of pants shows waistband width and inseam. Labels explain which measurements drive men's waist and length, women's fit, and comparison with pants that already fit.A · BODY WAISTchooses W / base sizeB · HIPchecks women’s larger areaD · FLAT WAISTBAND × 2C · INSEAMchooses L
Use the body drawing for chart measurements. Use the flat-pants drawing only when comparing a pair that already fits.

VISUAL KEY → SOURCE TABLE

Full pants size chart

The first two columns are body-waist ranges. A label range means current sources disagree; it is not a formatting error.

A body waist → base sizeB hip → women’s fit checkC inseam → lengthD flat waistband × 2 → garment reference

Men's reference ranges

The waist range is the stable reference. Labels show the current spread across published charts, so a range is intentional.

Men's body-waist reference, verified 15 August 2026
A · Waist cmA · Waist inUSUKEUITFRJPAUAlpha
66.0–70.026.0–27.6W26—40–444646XS · 68–71 cm—XS
70.0–74.027.6–29.1W26–28W2842–444646S · 71–76 cmW28XS / S
74.0–78.029.1–30.7W28–30W3044–464848S · 71–76 cm / M · 76–84 cmW30S / M
78.0–82.030.7–32.3W30–32W3246–485050M · 76–84 cmW32S / M
82.0–86.032.3–33.9W32–33W3348–505252M · 76–84 cm / L · 84–94 cmW33M / L
86.0–90.033.9–35.4W34–35W3550–525454L · 84–94 cmW35M / L
90.0–94.035.4–37.0W35–36W3652–535555L · 84–94 cmW36L
94.0–98.537.0–38.8W36–38W38545656XL · 94–104 cmW38L / XL
98.5–103.038.8–40.6W38–40W40565858XL · 94–104 cmW40XL
103.0–107.540.6–42.3W40–42W42586060—W42XL
107.5–112.042.3–44.1W42–44W44606262—W44XXL
112.0–116.544.1–45.9W44–46W4460–626464—W44XXL
Women's reference ranges

The waist range is the stable reference. Labels show the current spread across published charts, so a range is intentional.

Women's body-waist reference, verified 15 August 2026
A · Waist cmA · Waist inUSUKEUITFRJPAUAlpha
58.0–62.022.8–24.40–24–6323634XXS · 58–61 cm4XXS
62.0–66.024.4–26.00–46–8343836XS · 61–64 cm / S · 64–67 cm6XXS / XS / S
66.0–70.026.0–27.60–68–10364038M · 67–70 cm8XS / S / M
70.0–74.027.6–29.14–810–12384240L · 70–73 cm10S / L
74.0–78.029.1–30.78–1012–14404442XL · 73–76 cm12M / XL
78.0–82.530.7–32.510–1414–1642–444846—14M / L
82.5–87.532.5–34.412–1416–1844–465048—16L
87.5–93.034.4–36.614–1618–2046–485250—18L / XL
93.0–99.036.6–39.016–2018–2448–525654—20XL / XXL
99.0–105.039.0–41.318–22 · 16W–18W24–2650–545856—221X … 3XL
105.0–111.041.3–43.720–22 · 16W–18W2652———241X / XXL / 3XL
111.0–117.543.7–46.322–24 · 20W–22W2854———262X / XXL
117.5–124.546.3–49.024–28 · 20W–22W30–3256–58———28–302X / 3XL
124.5–131.549.0–51.826–30 · 24W–26W3458–60———323X / 3XL / 4XL

WHY A RANGE?

The same label can fit different bodies

Brands grade from different fit models, and some charts list body measurements while others list garment dimensions. Rise changes where the waistband sits; stretch changes tolerance, not your measurement. That is why this tool shows the published spread and lets the store's own chart replace the general answer.

Data sources and limits

Direct body charts carry more weight than label-only conversion tables. Point measurements are converted into non-overlapping midpoint bands and identified as such in the result.