2003 Bmw 540i Gas Mileage
By the Editorial Staff
March 16, 2026
2003 BMW 540i MPG Based on data from 31 vehicles, 1,995 fuel-ups and 570,984 miles of driving, the 2003 BMW 540i gets a combined Avg MPG of 19.45 with a 0.17 MPG margin of error. Fuel Economy of the 2003 BMW 540i. Compare the gas mileage and greenhouse gas emissions of the 2003 BMW 540i side.
Detailed specs and features for the Used 2003 BMW 5 Series 540i including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more. The 2003 BMW 540i Automatic 5-spd 8-cyl, 4.4 L runs on premium gasoline and is in the Compact Cars car class. 2003 BMW 540i Sport Wagon, 4.4 Liters, 8 Cylinders, 5 Speeds, Automatic Transmission MPG City MPG: 15 MPG (U.S.)16 L/100km6 km/liter18 MPG (Imperial) Highway MPG: 19 MPG (U.S.)12 L/100km8 km/liter23 MPG (Imperial) Combined MPG: 17 MPG (U.S.)14 L/100km7 km/liter20 MPG (Imperial) Vehicle Size Class: Small Station Wagons Number Of Cylinders: 8.
Get official 2003 BMW 540i MPG ratings. View detailed city, highway, and combined fuel efficiency data and compare with similar vehicles. The BMW 540i gas mileage is 18 to 30 miles per gallon as specified in our data below, organized by trim, option package, and model year.
For example, the 2002 BMW 540i Base trim model has a combined gas mileage of 18 miles per gallon, while the 2025 BMW 540i xDrive has a combined gas mileage of 30 miles per gallon. Details on my performance page Fuel Economy 17 MPG City, 21 MPG Highway US EPA ratings for the 2003 BMW 540i Sport. See it here at the EPA's site.
This is 2 MPG better than the 1997 - 2002 sport models' city ratings. The non-sport is rated 18/24 MPG. The Sport gets lower ratings due to the performance tricks that turn the V.
BMW 5 Series (2003 - 2010) Nicely balanced and enjoyable handling, sharp styling, modern-looking interior, great range of engines including impressively efficient diesels. Search by Model. Search by make for fuel efficient new and used cars and trucks.