The dishwashers that use the least water

Full-size models, 12 place settings and up, ranked by the registry's water figure for one labelled wash. The list keeps to full-size machines because small ones use less water per wash but wash less.

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#		Model	Water a wash	Size	Stars	Cost/yr @ 32¢	Best price		Worth knowing
1		Miele G 7130 SC	9.2 L a wash	14 settings	4.5 ★	$60	$2,430	View
2		Miele G 5000	9.2 L a wash	14 settings	4 ★	$70	$1,529	View
3		Miele G 5000 SC	9.2 L a wash	14 settings	4 ★	$70	$1,620	View
4		Miele G 7185 SCVi XXL	9.6 L a wash	15 settings	4.5 ★	$63	$3,149	View
5		Smeg DWAU6314X2	9.9 L a wash	14 settings	3.5 ★	$78	—		no price at the shops checked
6		Smeg DWA6315X2	9.9 L a wash	15 settings	4 ★	$78	—		no price at the shops checked
7		Smeg DWAU6315X3	9.9 L a wash	15 settings	3.5 ★	$94	—		no price at the shops checked
8		Smeg DWAI6315XT3	9.9 L a wash	15 settings	3.5 ★	$94	—		no price at the shops checked
9		Smeg DWAU6D15XT3	9.9 L a wash	15 settings	3.5 ★	$88	$2,200	View
10		Smeg DWA615DX3	9.9 L a wash	15 settings	3.5 ★	$94	$1,860	View

How this list is ranked

Dishwashers of 12 or more place settings ranked by litres per wash on the labelled program, from the government registry. Prices checked 18 Sept 2026.

Compare any two models from the full table of every current dishwasher, which also filters by size, brand and price.