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www.fueleconomy.gov
Photograph of Cars
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 Why is Fuel
Economy
Important?
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2008 Vehicles by Porsche
Model
MPG
(city)
MPG
(hwy)
Annual
Fuel
Cost*

Greenhouse Gas
Emissions
(tons/yr)*
 Greenhouse gas (GHG) emissions from your car may contribute to climate change. Cars with better gas mileage emit less greenhouse gases. Click for more info.
EPA
Air
Pollution
Score
From 0 to 10 (best)
 The EPA air pollution score rates cars and light trucks based on how much smog-forming air pollution they emit. Some vehicles are available in multiple emission versions. Click for more info.
Porsche 911 GT2
6 cyl, 3.6 L, Manual 6-spd, Premium 		16 23
$3140
9.60 score: 06
Porsche 911 GT3
6 cyl, 3.6 L, Manual 6-spd, Premium 		15 22
$3319
10.20 NA
Porsche 911 GT3 RS
6 cyl, 3.6 L, Manual 6-spd, Premium 		15 22
$3319
10.20 NA
Porsche 911 Turbo
6 cyl, 3.6 L, Automatic 5-spd, Premium 		15 23
$3319
10.20 score: 06
Porsche 911 Turbo
6 cyl, 3.6 L, Manual 6-spd, Premium 		16 23
$3319
10.20 score: 06
Porsche 911 Turbo Cabriolet
6 cyl, 3.6 L, Automatic 5-spd, Premium 		15 23
$3319
10.20 score: 06
Porsche 911 Turbo Cabriolet
6 cyl, 3.6 L, Manual 6-spd, Premium 		15 24
$3319
10.20 score: 06
Porsche Boxster
6 cyl, 2.7 L, Automatic 5-spd, Premium 		19 26
$2842
8.70 score: 06
score: 07
Porsche Boxster
6 cyl, 2.7 L, Manual 5-spd, Premium 		20 29
$2597
8.00 score: 06
score: 07
Porsche Boxster
6 cyl, 2.7 L, Manual 6-spd, Premium 		19 28
$2716
8.30 score: 06
score: 07
Porsche Boxster S
6 cyl, 3.4 L, Automatic 5-spd, Premium 		18 25
$2842
8.70 score: 06
score: 07
Porsche Boxster S
6 cyl, 3.4 L, Manual 6-spd, Premium 		18 26
$2842
8.70 score: 06
score: 07
Porsche Carrera 2 Cabriolet
6 cyl, 3.6 L, Automatic 5-spd, Premium 		18 24
$2985
9.20 score: 06
Porsche Carrera 2 Cabriolet
6 cyl, 3.6 L, Manual 6-spd, Premium 		18 26
$2842
8.70 score: 06
Porsche Carrera 2 Coupe
6 cyl, 3.6 L, Automatic 5-spd, Premium 		18 24
$2985
9.20 score: 06
Porsche Carrera 2 Coupe
6 cyl, 3.6 L, Manual 6-spd, Premium 		18 26
$2842
8.70 score: 06
Porsche Carrera 2 S Cabriolet
6 cyl, 3.8 L, Automatic 5-spd, Premium 		17 24
$2985
9.20 NA
Porsche Carrera 2 S Cabriolet
6 cyl, 3.8 L, Manual 6-spd, Premium 		17 25
$2985
9.20 NA
Porsche Carrera 2 S Coupe
6 cyl, 3.8 L, Automatic 5-spd, Premium 		17 24
$2985
9.20 NA
Porsche Carrera 2 S Coupe
6 cyl, 3.8 L, Manual 6-spd, Premium 		17 25
$2985
9.20 NA
Porsche Carrera 4 Cabriolet
6 cyl, 3.6 L, Automatic 5-spd, Premium 		17 24
$3140
9.60 score: 06
Porsche Carrera 4 Cabriolet
6 cyl, 3.6 L, Manual 6-spd, Premium 		17 25
$2985
9.20 score: 06
Porsche Carrera 4 Coupe
6 cyl, 3.6 L, Automatic 5-spd, Premium 		17 24
$3140
9.60 score: 06
Porsche Carrera 4 Coupe
6 cyl, 3.6 L, Manual 6-spd, Premium 		17 25
$2985
9.20 score: 06
Porsche Carrera 4 S Cabriolet
6 cyl, 3.8 L, Automatic 5-spd, Premium 		17 23
$3140
9.60 NA
Porsche Carrera 4 S Cabriolet
6 cyl, 3.8 L, Manual 6-spd, Premium 		16 24
$3140
9.60 NA
Porsche Carrera 4 S Coupe
6 cyl, 3.8 L, Automatic 5-spd, Premium 		17 23
$3140
9.60 NA
Porsche Carrera 4 S Coupe
6 cyl, 3.8 L, Manual 6-spd, Premium 		16 24
$3140
9.60 NA
Porsche Carrera 4 S Targa
6 cyl, 3.8 L, Automatic 5-spd, Premium 		17 23
$3140
9.60 NA
Porsche Carrera 4 S Targa
6 cyl, 3.8 L, Manual 6-spd, Premium 		16 24
$3140
9.60 NA
Porsche Carrera 4 Targa
6 cyl, 3.6 L, Automatic 5-spd, Premium 		17 24
$3140
9.60 score: 06
Porsche Carrera 4 Targa
6 cyl, 3.6 L, Manual 6-spd, Premium 		17 25
$2985
9.20 score: 06
Porsche Cayenne
6 cyl, 3.6 L, Automatic 6-spd, Premium 		14 20
$3731
11.40 score: 06
Porsche Cayenne
6 cyl, 3.6 L, Manual 6-spd, Premium 		14 20
$3731
11.40 score: 06
Porsche Cayenne GTS
8 cyl, 4.8 L, Automatic 6-spd, Premium 		13 18
$3982
12.20 score: 06
score: 07
Porsche Cayenne GTS
8 cyl, 4.8 L, Manual 6-spd, Premium 		11 17
$4591
14.10 score: 06
score: 07
Porsche Cayenne S
8 cyl, 4.8 L, Automatic 6-spd, Premium 		13 19
$3982
12.20 score: 06
score: 07
Porsche Cayenne Turbo
8 cyl, 4.8 L, Automatic 6-spd, Premium 		12 19
$4263
13.10 score: 06
Porsche Cayman
6 cyl, 2.7 L, Automatic 5-spd, Premium 		19 26
$2842
8.70 score: 06
score: 07
Porsche Cayman
6 cyl, 2.7 L, Manual 5-spd, Premium 		20 29
$2597
8.00 score: 06
score: 07
Porsche Cayman
6 cyl, 2.7 L, Manual 6-spd, Premium 		19 28
$2716
8.30 score: 06
score: 07
Porsche Cayman S
6 cyl, 3.4 L, Automatic 5-spd, Premium 		18 25
$2842
8.70 score: 06
score: 07
Porsche Cayman S
6 cyl, 3.4 L, Manual 6-spd, Premium 		18 26
$2842
8.70 score: 06
score: 07

Annual Fuel Costs and Greenhouse Gas Estimates are based on 45% highway driving, 55% city driving, and 15000 annual miles.

Assumed Fuel Prices:

  • Regular: 3.74
  • Premium: 3.98
  • Diesel: 4.21
  • CNG: 1.65
  • Electricity: 0.08 per kilowatt hour
  • E85: 2.87
  • LPG: 2.10