KARHU Size Guides

Find your perfect KARHU shoe size with our complete size guides for lifestyle sneakers and running shoes. Compare US, UK and EU shoe sizes with foot length in millimeters (mm) to ensure the best fit for every KARHU model. Fot both sneakers and performance running shoes, measuring your foot length is the most accurate way to choose your ideal size.

KARHU Lifestyle sneakers size guide

This KARHU Lifestyle Sneakers Size Guide helps you choose the correct shoe size by comparing US, UK, EU and foot length in millimeters (mm). If you're looking for the Fusion 2.0, Legacy 96, Fusion XT, Mestari 76, Super Fulcrum, Fusion XC or any other KARHU sneakers, using your foot length is the most accurate way to determine your size. We recommend measuring your feet while standing and comparing the measurement with the chart below. If you are between two sizes, consider choosing the larger size for additional comfort.

Shoes Length(mm) US Men's Size US Women's Size UK Size EU Size
230 mm 4 5.5 3 35
234 mm 4.5 6 3.5 36
238 mm 5 6.5 4 37
243 mm 5.5 7 4.5 38
246 mm 6 7.5 5 39
251 mm 6.5 8  5.5  39.5
255 mm 7  8.5  6  40 
259 mm 7.5 9  6.5 40.5 
263 mm 8  9.5  7  41.5 
268 mm 8.5 10  7.5 42 
272 mm 9  10.5  8  42.5 
276 mm 9.5 11  8.5 43.5 
280 mm 10  11.5  9  44 
285 mm 10.5 12  9.5  44.5 
289 mm 11  12.5  10  45 
293 mm 11.5 13  10.5 46 
297 mm 12    11  46.5 
301 mm 12.5   11.5 47 
306 mm 13    12  48 
310 mm 14    13  49 
  15   14 50.5
  16   15 51.5

 

KARHU Running Shoes size guide

KARHU Men's Running Shoes size guide

This KARHU Men's Running Shoes Size Guide helps you find the right fit by converting US, UK, EU sizes and foot length in millimeters (mm). For the most accurate fit, measure your foot from heel to toe while standing and compare it to the size chart below. Running shoes should provide enough room in the toe box to allow your feet to expand naturally during longer runs. If you're running in the Fusion, Ikoni, Mestari Run or another KARHU performance model, selecting the proper size helps maximize comfort, stability and efficiency on every run.

US Men's Size UK Size EU Size Shoes Length (mm)
8 7 41.5 263 mm
8.5 7.5 42 268 mm
9 8 42.5 272 mm
9.5 8.5 43.5 276 mm
10 9 44 280 mm
10.5 9.5 44.5 285 mm
11 10 45 289 mm
11.5 10.5 46 293 mm
12 11 46.5 297 mm
12.5 11.5 47 301 mm
13 12 48 306 mm
14 13 49 310 mm
15 14 50 315 mm

 

KARHU Women's Running Shoes size guide

This KARHU Women's Running Shoes Size Guide allows you to compare US, UK, EU sizes and foot length in millimeters (mm) to ensure the best possible fit. We recommend measuring your feet at the end of the day when they are at their largest and comparing your measurement with the chart below. If your measurement falls between two sizes, choosing the larger size often provides extra comfort for longer distances. Using the correct size helps you get the most out of every training session and race.

US Women's Size UK Size EU Size Shoes Length (mm)
6 4 37 234 mm
6.5 4.5 37.5 238 mm
7 5 38 243 mm
7.5 5.5 39 246 mm
8 6 39.5 251 mm
8.5 6.5 40 255 mm
9 7 40.5 259 mm
9.5 7.5 41.5 263 mm
10 8 42 268 mm
10.5 8.5 42.5 272 mm
11 9 43 276 mm
12 9.5 44.5 285 mm

 

Frequently Asked Questions

You can convert your US shoe size to an EU size using the KARHU size chart above. Since shoe sizing may differ between brands, we recommend using your foot length in millimeters (mm) instead of relying solely on size conversions. Measuring your feet and matching the measurement to our chart provides the most accurate fit for both KARHU lifestyle sneakers and running shoes.
US and EU shoe sizes use different sizing systems and do not convert on a one-to-one basis. An EU shoe size is based on the European Paris Point system, while US sizing follows its own numerical scale for men's and women's footwear. Because sizing can vary between brands, the most accurate way to find your KARHU size is by measuring your foot length in millimeters (mm) and comparing it with our size chart.
The most accurate way to find your KARHU shoe size is by measuring your foot length in millimeters (mm) and comparing it with our size chart. Measuring your feet provides a more reliable fit than converting from another shoe brand, as sizing may vary between manufacturers.
Many long-distance runners prefer slightly more room in the toe box to accommodate swelling during extended runs. If you are between sizes, choosing the larger size is often the better option.
Many runners wear the same size in both categories, but foot shape and personal preference can vary. Always compare your foot length with the running shoe size guide before purchasing.
Stand on a piece of paper with your heel against a wall. Mark the tip of your longest toe and measure the distance from the wall to the mark in millimeters. Compare this measurement with the KARHU size chart to determine your recommended size.
Most KARHU lifestyle sneakers fit true to size. For the best fit, we recommend measuring your foot length and comparing it with the lifestyle size chart. This is especially helpful if you are purchasing a new KARHU model for the first time. Also we have a size advice on all the product pages.
Most KARHU men's running shoes fit true to size. Measuring your foot length and comparing it with our running size guide is the best way to ensure the correct fit for training and racing. But we also have size advice on all the product pages.
Yes. Our size guides include US, UK and EU shoe sizes alongside foot length in millimeters, making it easy to convert between sizing systems and find the correct KARHU fit.