What year is yours?? I have a 95, and the epa rating is for 22 mpg. I'm averaging 24 to the US gallon, and 27-28 per Imperial gallon. Imperial gallon is bigger...

__________________
All it takes for evil to prevail is for good men to stand by and do nothing.

Too many people tip toe through life, never attempting or doing anything great, hoping to make it safely to death... Bob Proctor

'95 S320 LWB
'87 300SDL
'04 E500 wagon 4matic