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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 Cayenne
6 cyl, 3.6 L, Automatic 6-spd, Premium 		14 20
$3713
11.40 score: 06
Porsche Cayenne
6 cyl, 3.6 L, Manual 6-spd, Premium 		14 20
$3713
11.40 score: 06
Porsche Cayenne S
8 cyl, 4.8 L, Automatic 6-spd, Premium 		13 19
$3962
12.20 score: 06
score: 07
Porsche Cayenne Turbo
8 cyl, 4.8 L, Automatic 6-spd, Premium 		12 19
$4241
13.10 score: 06
Porsche Cayenne GTS
8 cyl, 4.8 L, Automatic 6-spd, Premium 		13 18
$3962
12.20 score: 06
score: 07
Porsche Cayenne GTS
8 cyl, 4.8 L, Manual 6-spd, Premium 		11 17
$4568
14.10 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: 3.72
  • Premium: 3.96
  • Diesel: 3.96
  • CNG: 1.65
  • Electricity: 0.08 per kilowatt hour
  • E85: 3.27
  • LPG: 2.10