Portable dishwasher dimensions vary depending on the model, but they generally range from 18 to 24 7/8 inches wide, 36 to 37 inches tall and 26 to 27 1/2 inches deep. The depth of portable dishwashers with the door open ranges from 49 to 62 inches.
As of 2015, portable dishwashers are available from several manufacturers, including GE, Whirlpool and Danby. Different finishes are offered, such as black, white and stainless steel, and most units feature a laminate top that functions as a work surface. Portable dishwashers typically hold eight to 12 place settings, and many units feature multiple wash cycles, including pots and pans, heavy wash, normal wash and quick rinse.