2004 Audi A4 CabrioletFuel Economy & MPG Ratings

Gasoline Subcompact CarsFront-Wheel Drive
2004 Audi A4 Cabriolet

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City
20
MPG
Highway
28
MPG
Combined
23
MPG

Trim Comparison

Automatic (variable gear ratios)
Premium
City
20
Hwy
28
Comb
23
Fuel cost: $3,550/yr
Automatic (variable gear ratios)
Premium
City
18
Hwy
25
Comb
21
Fuel cost: $3,900/yr
Annual Fuel Cost
$3,550

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

5-Year Fuel Savings
$-5,750

vs. average new vehicle

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

Environment

CO₂ Tailpipe Emissions
386 g/mile
Annual Petroleum Consumption
12.9 barrels

Specifications

Engine
3L 4-cyl
Transmission
Automatic
Drivetrain
FWD
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
1.8L, 4-cylinder
Fuel Type
Premium Gasoline

Annual Fuel Cost by State

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

National AvgEPA default
$4.490/gal$2,928/yr
California
$5.957/gal$3,885/yr
Texas
$3.888/gal$2,536/yr
Florida
$4.136/gal$2,697/yr
New York
$4.522/gal$2,949/yr
Ohio
$4.510/gal$2,941/yr
Washington
$5.591/gal$3,646/yr
Colorado
$4.618/gal$3,012/yr
Minnesota
$4.344/gal$2,833/yr
Massachusetts
$4.448/gal$2,901/yr

Calculated at 15,000 miles/year (EPA standard assumption) using 23 MPG combined. Regular gasoline prices. Actual costs vary.

Related

Audi A4 Cabriolet MPG History
See how this model's fuel economy changed by year

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