The standard dishwasher is usually 24 inches wide (about 60 cm). Smaller slimline models are often 18 inches wide, while some regions commonly use 60 cm as the standard full-size width.

Quick Scoop

  • Standard built-in dishwasher width: 24 inches.
  • Compact/slim model width: 18 inches.
  • In metric guides, standard width is often listed as 60 cm.

Fit Note

A 24-inch dishwasher is the size most kitchen layouts are designed around, but the exact fit can vary a little by brand and installation style.

Bottom line

If you’re measuring a cabinet opening, plan for 24 inches wide for a standard dishwasher, and check the exact model dimensions before buying.