TheBMW 328i gas mileage is 22.5 to 29 miles per gallon as specified in our data below, organized by trim, option package, and model year. For example, the 2013 BMW 328i trim model has a combined gas mileage of 22.5 miles per gallon, while the 2016 BMW 328i has a combined gas mileage of 29 miles per gallon. In the city, the 328i gas NA $3,150. 14.2 barrels/yr. 423 grams/mile. 338 miles. Total Range. Page 1. Fuel economy of the 2009 BMW 328i. 1984 to present Buyer's Guide to Fuel Efficient Cars and Trucks. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks. 2015BMW 328i xDrive Sports Wagon Personalize Find a car: 4 cyl, 2.0 L, Automatic (S8) Compare: Fuel Economy; EPA MPG: Premium Gasoline Combined MPG: 26. combined. city/highway. MPG. City MPG: 22. city. Highway MPG: 32. highway. 3.8 gals/100 miles . Unofficial MPG Estimates Shared by Vehicle Owners : Owner MPG Estimates are not yet Aquick look at the figures confirms why the 2.0-litre diesel engine in the 320d version of the BMW 3 Series GT is so popular with buyers. It can return fuel economy of 56.5mpg (for both the Fueleconomy of the 2015 BMW 328i. 1984 to present Buyer's Guide to Fuel Efficient Cars and Trucks. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and Fueleconomy in city is 8.7 lt/100km, Fuel economy in highway is 5.5 lt/100km and combined fuel economy is 6.7 lt/100km according to officially published data by manufacturers. 328i xDrive Steptronic real World MPG/consumption is 10,3 lt/100km. It is expected to consume 49 percent more fuel than factory data in real conditions and Checkout the full specs of the 2015 BMW 328d Sedan, from performance and fuel economy to colors and materials Fuel Economy. City: 32 MPG. Hwy: 45 MPG. Performance Specs. Engine and Seethe 2015 BMW 328d Gas Mileage figures for both the city and highway. There is Fuel Economy data for each trim as well as a description of the drivetrain. New Cars. New Cars 2015 BMW 328d MPG. 3 Trims Available Change Make / Model Share; Tweet Overview; Offers; Find It Used; Reviews; Pricing; Build Yours; Specs; Compare Bh2HEEa.