1998 BMW 328i/328isFuel Economy & MPG Ratings

Gasoline Subcompact CarsRear-Wheel Drive
City
17
MPG
Highway
26
MPG
Combined
20
MPG

Real-World MPG

Based on 3 owner reports via EPA fueleconomy.gov

27.2MPG average+36.2% vs EPA label
EPA combined: 20 MPG · Owner reported avg: 27.2 MPG

Range: 25–31 MPG

Driving mix: City 45% / Highway 55%

Source: EPA fueleconomy.gov “Your MPG” owner submissions. Real-world results vary by driver behavior, conditions, and equipment.

Owner reported MPG for this vehicle averages 27.2 real world MPG based on 3 owner reports. EPA combined rating is 20 MPG.

Trim Comparison

Manual 5-spd
Regular
City
17
Hwy
26
Comb
20
Fuel cost: $3,400/yr
Automatic 4-spd
Regular
City
16
Hwy
24
Comb
19
Fuel cost: $3,550/yr
Annual Fuel Cost
$3,400

Based on gasoline at $3.67/gal, 15,000 miles/year

5-Year Fuel Savings
$-5,000

vs. average new vehicle

EPA Fuel Economy Score: -1/10
GHG Score: -1/10

Environment

CO₂ Tailpipe Emissions
444 g/mile
Annual Petroleum Consumption
14.9 barrels

Specifications

Engine
2.8L 6-cyl
Transmission
4-speed Automatic
Drivetrain
RWD
Body Style
Sedan
GVWR
Class 1 (≤6,000 lbs)

Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.

Engine & Efficiency Details

Source: EPA fueleconomy.gov

Engine Size
2.8L, 6-cylinder
Fuel Type
Regular Gasoline

Annual Fuel Cost by State

Prices as of week ending May 18, 2026 · Source: EIA

National AvgEPA default
$4.490/gal$3,368/yr
California
$5.957/gal$4,468/yr
Texas
$3.888/gal$2,916/yr
Florida
$4.136/gal$3,102/yr
New York
$4.522/gal$3,392/yr
Ohio
$4.510/gal$3,383/yr
Washington
$5.591/gal$4,193/yr
Colorado
$4.618/gal$3,464/yr
Minnesota
$4.344/gal$3,258/yr
Massachusetts
$4.448/gal$3,336/yr

Calculated at 15,000 miles/year (EPA standard assumption) using 20 MPG combined. Regular gasoline prices. Actual costs vary.

Related

BMW 328i/328is MPG History
See how this model's fuel economy changed by year

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