Based on data from 28 vehicles, 1,219 fuel-ups and 292,287 miles of driving, the 2008 Porsche Cayman gets a combined Avg MPG of 19.36 with a 0.26 MPG margin of error.

Any Engine Type 2.7L H6 GAS (9) 3.4L H6 GAS (15) H6 GAS (4) Any Body Style Hatchback (7) Any Submodel Base (9) S (15) Other (4)

Below you can see a distribution of the fuel-ups with 32 outliers (2.56%) removed.

Following shows the average MPG of each of the 28 vehicles in the system.

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• Cayman

  2008 Porsche Cayman S 3.4L H6 GAS Manual 6 Speed
  Added Sep 2020 • 5 Fuel-ups

  Property of mileage11

• 23.4 Avg MPG

• Bayou

  2008 Porsche Cayman 2.7L H6 GAS Manual 5 Speed
  Added Sep 2020 • 3 Fuel-ups

  Property of MrClean

• 19.0 Avg MPG

• Porsche Cayman 2.7

  2008 Porsche Cayman 2.7L H6 GAS Manual 5 Speed Hatchback
  Added Nov 2020 • 3 Fuel-ups

  Property of r36

• 23.5 Avg MPG

• Cayman S

  2008 Porsche Cayman S 3.4L H6 GAS Standard 6 Speed
  Added Sep 2016 • 106 Fuel-ups

  Property of motherFNbrandon

• 19.3 Avg MPG

• Cayman

  2008 Porsche Cayman 2.7L H6 GAS Automatic 5 Speed
  Added Jul 2019 • 33 Fuel-ups

  Property of madScarab

• 22.8 Avg MPG

• My Cayman

  2008 Porsche Cayman S 3.4L H6 GAS Manual 6 Speed
  Added Mar 2020 • 7 Fuel-ups

  Property of minimonkey

• 21.8 Avg MPG

• My Cayman

  2008 Porsche Cayman S 3.4L H6 GAS Manual 6 Speed Hatchback
  Added Mar 2017 • 119 Fuel-ups

  Property of BToddB

• 20.2 Avg MPG

• Porker

  2008 Porsche Cayman GAS H6
  Added Jun 2013 • 85 Fuel-ups

  Property of porkerparty

• 16.8 Avg MPG

• Cayman

  2008 Porsche Cayman 2.7L H6 GAS Manual 6 Speed Hatchback
  Added Mar 2017 • 54 Fuel-ups

  Property of mnashelsky

• 24.0 Avg MPG

• My Cayman

  2008 Porsche Cayman 2.7L H6 GAS Manual 5 Speed
  Added Jan 2020 • 20 Fuel-ups

  Property of Kinetic

• 18.6 Avg MPG

• Porsche Cayman

  2008 Porsche Cayman S 3.4L H6 GAS Manual 6 Speed
  Added Apr 2020 • 14 Fuel-ups

  Property of tptran

• 18.9 Avg MPG

• Porsche

  2008 Porsche Cayman 2.7L H6 GAS Standard 5 Speed
  Added Sep 2016 • 185 Fuel-ups

  Property of andreyew

• 19.6 Avg MPG

• Azreal

  2008 Porsche Cayman 2.7L H6 GAS Manual 5 Speed Hatchback
  Added Jan 2019 • 45 Fuel-ups

  Property of demigorge

• 21.5 Avg MPG

• Cayman

  2008 Porsche Cayman 2.7L H6 GAS Standard 5 Speed
  Added Sep 2016 • 13 Fuel-ups

  Property of byrd757

• 17.9 Avg MPG

• Cayman S

  2008 Porsche Cayman S 3.4L H6 GAS Standard 6 Speed
  Added Aug 2016 • 26 Fuel-ups

  Property of Deezil

• 18.7 Avg MPG

• My Cayman

  2008 Porsche Cayman S 3.4L H6 GAS Standard 6 Speed
  Added Jul 2018 • 81 Fuel-ups

  Property of MoltFiST

• 18.3 Avg MPG

• 987.1 Cayman S

  2008 Porsche Cayman S 3.4L H6 GAS Manual 6 Speed Hatchback
  Added Aug 2018 • 13 Fuel-ups

  Property of tbucklin

• 18.0 Avg MPG

• My Cayman

  2008 Porsche Cayman S 3.4L H6 GAS Manual 6 Speed
  Added Jun 2019 • 6 Fuel-ups

  Property of RiverRunner66

• 19.4 Avg MPG

• Sasha

  2008 Porsche Cayman S 3.4L H6 GAS Standard 6 Speed
  Added May 2018 • 52 Fuel-ups

  Property of juicejr

• 17.0 Avg MPG

• Cayman S

  2008 Porsche Cayman S 3.4L H6 GAS Standard 6 Speed
  Added Apr 2017 • 59 Fuel-ups

  Property of nick_318is

• 18.1 Avg MPG

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