BMW 328ci
22 MPG The 2011 BMW 328ci is EPA-rated at 22 MPG combined (18.5 city / 28 highway). Over 15,000 miles a year that is about 682 gallons, $2182 a year in fuel, or $0.145 per mile at $3.20/gal.
Across its full 2000–2011 run it averages 21.4 MPG, improving by 2 MPG over 6 model years.
Running cost at different fuel prices and mileages
The figure everyone actually wants, and the one the EPA does not publish — because it depends on a fuel price no agency will commit to.
| Fuel price | Per mile | 10,000 mi/yr | 15,000 mi/yr | 20,000 mi/yr |
|---|---|---|---|---|
| $2.50/gal | $0.114 | $1136 | $1705 | $2273 |
| $3.00/gal | $0.136 | $1364 | $2045 | $2727 |
| $3.20/gal | $0.145 | $1455 | $2182 | $2909 |
| $3.50/gal | $0.159 | $1591 | $2386 | $3182 |
| $4.00/gal | $0.182 | $1818 | $2727 | $3636 |
| $4.50/gal | $0.205 | $2045 | $3068 | $4091 |
| $5.00/gal | $0.227 | $2273 | $3409 | $4545 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 2011 | 22 MPG | 18.5 | 28 | $3500 | 404 | 2 |
| 2010 | 22 MPG | 18 | 28 | $3500 | 404 | 2 |
| 2009 | 21.5 MPG | 18 | 28 | $3575 | 414 | 2 |
| 2008 | 21.5 MPG | 18.5 | 28 | $3575 | 414 | 2 |
| 2007 | 21.5 MPG | 18 | 28 | $3575 | 414 | 2 |
| 2000 | 20 MPG | 17 | 25.5 | $3850 | 445 | 2 |
Where a model year offered several engines or drivetrains, the figure is the average across all EPA-tested trims that year — the trim count is shown so you can see how much averaging is involved.
How it compares in its class
Among the 229 subcompact cars models tracked here, the BMW 328ci ranks 119 on current figures, against a class average of 24.2 MPG.
Closest more-efficient alternatives in the same class: Ford Probe (22.3), BMW M240i Convertible (22.5), Mazda MX-6 (22.5), Saab 9-3 Convertible (22.5), Mitsubishi Cordia (22.7).
Tailpipe CO₂ is rated at 404 grams per mile, which works out to roughly 6.1 tonnes a year at 15,000 miles.
Questions
What MPG does the BMW 328ci get?
The 2011 BMW 328ci is rated at 22 MPG combined by the EPA — 18.5 city and 28 highway. Across all 6 model years in the database it averages 21.4 MPG, ranging from 19 to 22 depending on year and trim.
How much does a BMW 328ci cost in fuel per year?
At 22 MPG and 15,000 miles a year, it burns about 682 gallons — roughly $2182 a year with fuel at $3.20 a gallon, or $0.145 per mile. The EPA's own published annual figure for the 2011 model is $3500.
Has the BMW 328ci become more efficient over time?
Yes. It has gone from 20 MPG in 2000 to 22 in 2011 — an improvement of 2 MPG, or 10% across 6 model years.
Is the BMW 328ci efficient for its class?
It ranks 119 of 229 in the Subcompact Cars class on current figures, against a class average of 24.2 MPG. That is 2.2 worse than typical for the class.
EPA test figures from fueleconomy.gov. Cost per mile and annual fuel spend are computed at a reference price of $3.20 per gallon — use your own price. Estimates based on official test figures and average fuel prices. Real-world consumption varies with driving style, load, terrain and maintenance.