The 1998 model automobiles with the worst gasoline mileage in miles per gallon in city, highway driving, according to the Environmental Protection Agency:

Lamborghini DB132/144 Diablo 10 city, 13 highway.

Mercedes CL600 13 city, 19 highway.

Mercedes S600 13 city, 19 highway.

Mercedes SL600 14 city, 20 highway.

BMW 750 IL 15 city, 20 highway.

Mercedes S500 15 city, 21 highway.

Mercedes CL500 15 city, 22 highway.

Mercedes S420 15 city, 22 highway.

Lotus 98 Esprit V8 15 city, 23 highway.

BMW 540I 15 city, 24 highway.