Cadillac DeVille MPG

Its best-rated version reaches 19 MPG combined in 2000 and 2002–2005. Its weakest year peaked at 17 MPG (1988).

lowest to best versionbest versionmedian of its class

789.5 gal

a year at 15,000 miles for the best 2005 version. Put it next to its 1988 predecessor, at your own mileage.

The Cadillac DeVille has EPA ratings for 11 model years, 1988–2005, every one of them among large cars. In 2001 its most efficient version still placed second from the bottom of 20 large cars, where the Rolls-Royce Park Ward rated lowest.

The name disappeared from EPA's lists after 1988 and returned in 1996, 7 model years later.

Among 32 large cars, 2005

The DeVille placed 11th (tied). The class leader was the Chevrolet Malibu at 23 MPG. The next higher rating, 20 MPG, belongs to the Ford Taurus.

All 11 model years, best and lowest version

Model years	Best version	Combined	City / hwy	Lowest version	Versions
2005	DeVille	19	16 / 24	18	2
2004	DeVille	19	16 / 24	19	2
2002–2003	DeVille	19	16 / 25	19	1
2001	DeVille	18	15 / 25	18	1
2000	DeVille	19	15 / 25	19	1
1996–1999	DeVille	18	15 / 24	18	1
1988	DeVille	17	15 / 22	17	1

Same class, 2005

Chevrolet Malibu23 MPG BMW 7 Series19 MPG Ford Crown Victoria19 MPG Bentley Arnage11 MPG