Hackett Men's Size Chart
Complete men's sizing guide for Hackett with measurements, fit tips, and conversions
Use this men size chart to compare your measurements against Hackett's official sizing. Each table shows body measurements and international conversions.
Fit Summary
Hackett London offers classic British tailoring with a slim-to-regular fit. Their suits run true to UK sizing with options for short, regular, and long lengths. Casual pieces have a slightly relaxed but refined silhouette.
Last updated: Q3 2026 · Reviewed quarterly by JC, SizeHub editor
Men's Sizing
Tops & Shirts
| Size | XS | S | M | L | XL | 2XL | 3XL |
|---|---|---|---|---|---|---|---|
| EU | 46 | 48 | 50 | 52 | 54 | 56 | 58 |
| UK | 36 | 38 | 40 | 42 | 44 | 46 | 48 |
| Chest (in) | 35.4-37.0 | 37.4-39.0 | 39.4-40.9 | 41.3-43.3 | 43.7-45.3 | 45.7-47.2 | 47.6-49.6 |
Pants & Bottoms
| Size | XS | S | M | L | XL | 2XL | 3XL |
|---|---|---|---|---|---|---|---|
| Waist (in) | 29.9-31.1 | 31.5-32.7 | 33.1-34.3 | 34.6-36.2 | 37.0-38.6 | 39.4-40.9 | 41.3-42.9 |
Shopping Tips
Hackett uses UK sizing for shirts (collar measurements in inches). Their suits come in UK chest sizes. For a contemporary fit, choose their 'Regular' range; for extra room, try 'Classic' fit.
Size Comparison
Hackett fits similarly to Ted Baker and Paul Smith. Compared to Brooks Brothers, Hackett tends to run slimmer and more European in cut.
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Frequently Asked Questions
Does Hackett run true to size?
Hackett runs true to UK sizing. Their slim-fit shirts may feel snug if you're used to American brands — consider sizing up for comfort.
What size Hackett suit should I buy?
Hackett suits use UK chest sizes (36, 38, 40, etc.). Measure your chest and choose accordingly, with short/regular/long options for jacket length.
How to Measure
Chest
Measure around the fullest part of your chest, keeping the tape horizontal.
Waist
Measure around your natural waistline, keeping the tape comfortably loose.
Hips
Stand with feet together and measure around the fullest part of your hips.