Based on data from 18 vehicles, 877 fuel-ups and 211,665 miles of driving, the 2010 Porsche Cayman gets a combined Avg MPG of 20.27 with a 0.27 MPG margin of error.

Any Engine Type 2.9L H6 GAS (8) 3.4L H6 GAS (9) H6 GAS (1) Any Body Style Hatchback (4) Coupe (1) Any Submodel Base (8) S (9) Other (1)

Below you can see a distribution of the fuel-ups with 22 outliers (2.45%) removed.

Following shows the average MPG of each of the 18 vehicles in the system.

• My Cayman

  2010 Porsche Cayman 2.9L H6 GAS Manual 6 Speed
  Added Jul 2024 • 17 Fuel-ups

  Property of JPS97

• 25.7 Avg MPG

• Jessica

  2010 Porsche Cayman S 3.4L H6 GAS Automatic Dual Clutch 7 Speed Hatchback
  Added Oct 2017 • 129 Fuel-ups

  Property of maestroooh

• 20.0 Avg MPG

• Porsche

  2010 Porsche Cayman 2.9L H6 GAS Automatic Dual Clutch 7 Speed Hatchback
  Added Jan 2022 • 9 Fuel-ups

  Property of zacb3783

• 24.5 Avg MPG

• My Cayman S

  2010 Porsche Cayman S 3.4L H6 GAS Automatic Dual Clutch 7 Speed
  Added Jan 2024 • 9 Fuel-ups

  Property of Lucius74

• 17.5 Avg MPG

• My Cayman

  2010 Porsche Cayman 2.9L H6 GAS Automatic Dual Clutch 7 Speed
  Added Dec 2023 • 8 Fuel-ups

  Property of crispy12

• 18.2 Avg MPG

• Cayman S

  2010 Porsche Cayman S 3.4L H6 GAS Manual 6 Speed
  Added Jan 2019 • 36 Fuel-ups

  Property of jmpratchios

• 17.4 Avg MPG

• Porsche Cayman S

  2010 Porsche Cayman S 3.4L H6 GAS Standard 6 Speed
  Added Nov 2016 • 20 Fuel-ups

  Property of hide01

• 17.4 Avg MPG

• 00 - Cayman (FUN)

  2010 Porsche Cayman 2.9L H6 GAS Automatic Dual Clutch 7 Speed
  Added Aug 2018 • 114 Fuel-ups

  Property of orangeturtle

• 23.6 Avg MPG

• My Cayman

  2010 Porsche Cayman S 3.4L H6 GAS Automatic Dual Clutch 7 Speed Coupe
  Added Feb 2016 • 29 Fuel-ups

  Property of rymerdr

• 19.8 Avg MPG

• Cayman

  2010 Porsche Cayman 2.9L H6 GAS Standard 6 Speed
  Added Mar 2018 • 144 Fuel-ups

  Property of lau2818

• 24.3 Avg MPG

• 3. Cayman

  2010 Porsche Cayman 2.9L H6 GAS Automatic Dual Clutch 7 Speed
  Added Jun 2015 • 133 Fuel-ups

  Property of ivgo

• 18.9 Avg MPG

• 2010 Cayman S

  2010 Porsche Cayman S 3.4L H6 GAS Standard 6 Speed
  Added May 2018 • 18 Fuel-ups

  Property of griffincox

• 22.8 Avg MPG

• Porsche

  2010 Porsche Cayman 2.9L H6 GAS Standard 6 Speed
  Added Mar 2018 • 153 Fuel-ups

  Property of mikemeister

• 19.5 Avg MPG

• My Cayman

  2010 Porsche Cayman S 3.4L H6 GAS Automatic Dual Clutch 7 Speed
  Added Oct 2017 • 15 Fuel-ups

  Property of mrich

• 19.6 Avg MPG

• Cayman S

  2010 Porsche Cayman S 3.4L H6 GAS Automatic Dual Clutch 7 Speed Hatchback
  Added May 2016 • 36 Fuel-ups

  Property of msjy81

• 19.2 Avg MPG

• Cayman S

  2010 Porsche Cayman S 3.4L H6 GAS Automatic Dual Clutch 7 Speed Hatchback
  Added Oct 2019 • 11 Fuel-ups

  Property of MMacht

• 25.3 Avg MPG

• Porsche

  2010 Porsche Cayman 2.9L H6 GAS Standard 6 Speed
  Added Mar 2017 • 17 Fuel-ups

  Property of lucapture

• 23.2 Avg MPG

• Cayman

  2010 Porsche Cayman GAS H6
  Added Apr 2010 • 66 Fuel-ups

  Property of sampo

• 20.2 Avg MPG