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2007 Porsche 911 GT3 SCD 24
Shown: 2007 Porsche 911 GT3 SCD 24. Photo: MrWalkr, CC BY-SA 4.0, via Wikimedia Commons
  • Newest year: 2005
  • Gas
  • Small cars

2005 Porsche Turbo 4 911 Turbo MPG & Fuel Cost

2 configurations · 16 MPG combined

16 MPG
Combined
13 MPG
City
20 MPG
Highway
Annual fuel cost · Turbo 4 911 Turbo 3.6L 6-cyl turbo 4WD
$5,020

15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)

Among the costliest small car configurations to fuel, MY2005. Ranked against all rated configurations, not sales-weighted.

Next generation: 2007

2005 Porsche Turbo 4 911 Turbo at a glance

The 2005 Porsche Turbo 4 911 Turbo has 2 configurations in the EPA database, rated 16 MPG combined. The most efficient is the Turbo 4 911 Turbo 3.6L 6-cyl turbo 4WD at 16 MPG, which costs about $5,020 a year to fuel at premium gasoline $5.36/gal (U.S. average, Sep 2026). The Turbo 4 911 Turbo 3.6L 6-cyl turbo 4WD is among the costliest small car configurations to fuel for MY2005 (class median $3,650 a year).

EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.

What the 2005 Turbo 4 911 Turbo 3.6L 6-cyl turbo 4WD costs to drive

Per month

$418

$5,020 a year ÷ 12

Per 25 miles

$8.37

Per 100 miles

$33.47

Five years

$25,100

5 × the yearly cost, prices held at today's level

vs the small car median

$1,370more a year

Class median $3,650 a year, MY2005

Based on 15,000 miles a year and premium gasoline $5.36/gal (U.S. average, Sep 2026).

2005 Porsche Turbo 4 911 Turbo MPG

EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.

Gas · 3.6L
Combined
16 MPG
Per year
$5,020

Gas configurations (2)

2005 Porsche Turbo 4 911 Turbo gas configurations: EPA ratings and annual cost
TrimEngineDriveCityHwyComb.$/yr
Turbo 4 911 Turbo 3.6L 6-cyl turbo 4WD Automatic 5-spd (Most efficient) 3.6L 6-cyl turbo 4WD 13 20 16 $5,020
Turbo 4 911 Turbo 3.6L 6-cyl turbo 4WD Manual 6-spd 3.6L 6-cyl turbo 4WD 13 20 16 $5,020

2 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Fuel cost by state

Yearly cost of the Turbo 4 911 Turbo 3.6L 6-cyl turbo 4WD: $5,990 in California and $4,350 in Texas, a $1,640 difference.

Gasoline prices: California: California state average; Washington: Washington state average; New York: New York state average; Florida: Florida state average; Texas: Texas state average (Sep 2026).
Fuel cost in every state

Similar cars

Closest combined MPG among MY2005 small car models.

EPA ratings: fueleconomy.gov file of Sep 29, 2026 · Prices: EIA regular gasoline, U.S. average, Sep 2026 ($4.36/gal) · 15,000 mi/yr, 55% city / 45% highway · How we calculate

Generations

Frequently asked questions

What gas mileage does the 2005 Porsche Turbo 4 911 Turbo get?

EPA rates the 2005 Porsche Turbo 4 911 Turbo at 16 MPG combined across 2 configurations. The most efficient, the Turbo 4 911 Turbo 3.6L 6-cyl turbo 4WD, is rated 16 MPG combined (13 city / 20 highway).

How much does it cost to fuel a 2005 Porsche Turbo 4 911 Turbo per year?

Driving 15,000 miles a year at premium gasoline $5.36/gal (U.S. average, Sep 2026), the Turbo 4 911 Turbo 3.6L 6-cyl turbo 4WD costs about $5,020 a year. Across all 2 configurations the cost runs $5,020 a year.

How much does it cost to drive a 2005 Porsche Turbo 4 911 Turbo 100 miles?

About $33.47 per 100 miles for the Turbo 4 911 Turbo 3.6L 6-cyl turbo 4WD at premium gasoline $5.36/gal (U.S. average, Sep 2026). That is the annual cost over 15,000 miles divided by 150.

Is the 2005 Porsche Turbo 4 911 Turbo more efficient in the city or on the highway?

The Turbo 4 911 Turbo 3.6L 6-cyl turbo 4WD is rated 13 city and 20 highway MPG, so it is more efficient on the highway, by 7 MPG.

How does the 2005 Porsche Turbo 4 911 Turbo compare with other small car configurations?

The Turbo 4 911 Turbo 3.6L 6-cyl turbo 4WD costs about $5,020 a year to fuel, $1,370 more than the class median of $3,650, and less than 0 of 10 small car configurations. The comparison covers all 370 rated small car configurations for MY2005, not weighted by sales.