2006 Porsche Cayenne SFuel Economy & MPG Ratings

Gasoline Sport Utility Vehicle - 4WD4-Wheel or All-Wheel Drive
City
12
MPG
Highway
17
MPG
Combined
14
MPG

Real-World MPG

Based on 3 owner reports via EPA fueleconomy.gov

16.0MPG average+14.0% vs EPA label
EPA combined: 14 MPG · Owner reported avg: 16.0 MPG

Range: 14–19 MPG

Driving mix: City 40% / Highway 60%

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 16.0 real world MPG based on 3 owner reports. EPA combined rating is 14 MPG.

Trim Comparison

Automatic 5-spd
Premium
City
12
Hwy
17
Comb
14
Fuel cost: $5,850/yr
Annual Fuel Cost
$5,850

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

5-Year Fuel Savings
$-17,250

vs. average new vehicle

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

Environment

CO₂ Tailpipe Emissions
635 g/mile
Annual Petroleum Consumption
21.3 barrels

Specifications

Engine
4.5L 8-cyl
Transmission
5-speed Automatic
Drivetrain
AWD
Body Style
SUV/Crossover

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

Engine & Efficiency Details

Source: EPA fueleconomy.gov

Engine Size
4.5L, 8-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$4,811/yr
California
$5.957/gal$6,382/yr
Texas
$3.888/gal$4,166/yr
Florida
$4.136/gal$4,431/yr
New York
$4.522/gal$4,845/yr
Ohio
$4.510/gal$4,832/yr
Washington
$5.591/gal$5,990/yr
Colorado
$4.618/gal$4,948/yr
Minnesota
$4.344/gal$4,654/yr
Massachusetts
$4.448/gal$4,766/yr

Calculated at 15,000 miles/year (EPA standard assumption) using 14 MPG combined. Regular gasoline prices. Actual costs vary.

Related

Porsche Cayenne S MPG History
See how this model's fuel economy changed by year

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