The build materials and control layouts heavily impact price and daily usability.

: Usually 18 inches wide . Great for small kitchens, fitting 8 to 10 place settings.

: Usually 24 inches wide , 24 inches deep, and 34 to 35 inches high. Fits 12 to 16 place settings.

A dishwasher will only be a good buy if it physically fits in your kitchen.