Mitsubishi Diamante MPG by Year
| Year | Combined | Fuel | Cost per 100 miles | Trims | Recalls |
|---|---|---|---|---|---|
| 2005 | 18 | Premium gasoline | $27.55 | 1 | – |
| 2004 | 18 | Premium gasoline | $27.55 | 2 | – |
| 2003 | 18 | Premium gasoline | $27.55 | 1 | – |
| 2002 | 18 | Premium gasoline | $27.55 | 1 | – |
| 2001 | 18 | Premium gasoline | $27.55 | 1 | – |
| 2000 | 18 | Premium gasoline | $27.55 | 1 | – |
| 1999 | 18 | Premium gasoline | $27.55 | 1 | – |
| 1998 | 18 | Premium gasoline | $27.55 | 1 | – |
| 1997 | 19 | Premium gasoline | $26.10 | 1 | – |
| 1996 | 18–19 | Premium gasoline | $26.10 | 2 | – |
| 1995 | 19 | Premium gasoline | $26.10 | 2 | – |
| 1994 | 18–19 | Premium gasoline | $26.10 | 3 | – |
| 1993 | 18–19 | Premium gasoline | $26.10 | 3 | – |
| 1992 | 18–19 | Premium gasoline | $26.10 | 2 | – |
Fuel economy: U.S. EPA fueleconomy.gov