BMW 323i: MPG and fuel economy by year

The EPA has rated the BMW 323i across 2 model years, from the 1999 BMW 323i through the 2000 BMW 323i. The most recent 2000 BMW 323i returns 21 combined MPG.

Pick a year below to open the full BMW 323i page for that model year. Each year page covers combined, city, and highway MPG, the trim variants the EPA rates separately, the annual fuel cost across three driving patterns, and a year-over-year comparison so you can see whether the car has improved.

Fuel economy by model year

Combined MPG, city MPG, highway MPG, and the EPA's estimated annual fuel cost for every model year of the BMW 323i. Click any year to see the full breakdown for that model year, including trim variants, the drivetrain, and a comparison against other vehicles in its segment.

Year	Model	Combined MPG	City	Highway	Annual fuel cost
2000	2000 BMW 323i	21 MPG	18 MPG	26 MPG	$3,300
1999	1999 BMW 323i	21 MPG	18 MPG	26 MPG	$2,850

How the BMW 323i compares against the Compact Cars class

Buyers usually compare the BMW 323i against other cars in the same EPA class. The list below shows the most efficient cars in the Compact Cars class for the 2000 model year, the latest year on this page. Each link opens the full page for that car.

Source: U.S. EPA fuel economy dataset. Annual fuel cost assumes 15,000 miles of driving per year and a 55% city, 45% highway split.