Based on data from 46 vehicles, 1,975 fuel-ups and 474,151 miles of driving, the 2009 Porsche 911 gets a combined Avg MPG of 20.01 with a 0.22 MPG margin of error.

Any Engine Type 3.6L H6 GAS (13) 3.8L H6 GAS (26) GAS (4) H6 GAS (3) Any Body Style Coupe (7) Convertible (1) Targa (1) Any Submodel Targa 4 (1) Targa 4S (1) Turbo (3) Carrera 4S (5) Carrera (9) Carrera S (20) Other (7)

Below you can see a distribution of the fuel-ups with 32 outliers (1.59%) removed.

Following shows the average MPG of each of the 46 vehicles in the system.

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• Porsche 911 997.2

  2009 Porsche 911 Carrera 3.6L H6 GAS Automatic Dual Clutch 7 Speed Coupe
  Added Oct 2024 • 36 Fuel-ups

  Property of tropical72

• 18.9 Avg MPG

• My 911

  2009 Porsche 911 Carrera S 3.8L H6 GAS Automatic Dual Clutch 7 Speed
  Added Dec 2020 • 52 Fuel-ups

  Property of TrevK

• 22.3 Avg MPG

• 911 C2S

  2009 Porsche 911 Carrera S 3.8L H6 GAS Automatic Dual Clutch 7 Speed
  Added May 2025 • 19 Fuel-ups

  Property of JK9K

• 24.8 Avg MPG

• Morticia

  2009 Porsche 911 Carrera S 3.8L H6 GAS Manual 6 Speed
  Added Nov 2023 • 55 Fuel-ups

  Property of slurm

• 19.7 Avg MPG

• My 911

  2009 Porsche 911 Carrera 3.6L H6 GAS Automatic Dual Clutch 7 Speed
  Added Jun 2025 • 5 Fuel-ups

  Property of protyne

• 16.8 Avg MPG

• Karl

  2009 Porsche 911 Carrera S 3.8L H6 GAS Manual 6 Speed
  Added May 2020 • 114 Fuel-ups

  Property of ksconjunction

• 17.1 Avg MPG

• Porsche C2S

  2009 Porsche 911 Carrera S 3.8L H6 GAS Manual 6 Speed
  Added Jul 2021 • 25 Fuel-ups

  Property of kechow

• 17.5 Avg MPG

• 911

  2009 Porsche 911 Carrera 4S 3.8L H6 GAS Automatic Dual Clutch 7 Speed
  Added Sep 2016 • 282 Fuel-ups

  Property of MommyQ

• 20.5 Avg MPG

• My 911

  2009 Porsche 911 Carrera S 3.8L H6 GAS Standard 6 Speed
  Added Jul 2016 • 91 Fuel-ups

  Property of jewelsburn

• 20.0 Avg MPG

• My 911

  2009 Porsche 911 Carrera S 3.8L H6 GAS Automatic Dual Clutch 7 Speed
  Added Jul 2022 • 50 Fuel-ups

  Property of mvtoh81

• 17.4 Avg MPG

• 2009 Porsche 911 C4S

  2009 Porsche 911 Carrera 4S 3.8L H6 GAS Automatic Dual Clutch 7 Speed Coupe
  Added Apr 2025 • 16 Fuel-ups

  Property of gpomp

• 17.7 Avg MPG

• Porsche 911

  2009 Porsche 911 Turbo 3.6L H6 GAS Manual 6 Speed
  Added Apr 2019 • 30 Fuel-ups

  Property of drkbrent

• 21.0 Avg MPG

• RIBBIT 2.0

  2009 Porsche 911 Carrera S 3.8L H6 GAS Manual 6 Speed
  Added Jul 2020 • 38 Fuel-ups

  Property of skybluemz3

• 20.3 Avg MPG

• Porsche

  2009 Porsche 911 Turbo 3.6L H6 GAS Manual 6 Speed
  Added Aug 2023 • 28 Fuel-ups

  Property of Johan_AE

• 17.2 Avg MPG

• My 911

  2009 Porsche 911 Carrera 3.6L H6 GAS Manual 6 Speed
  Added May 2022 • 23 Fuel-ups

  Property of tabs_eff

• 21.3 Avg MPG

• 09 997.2 C2S PDK

  2009 Porsche 911 Carrera S 3.8L H6 GAS Automatic Dual Clutch 7 Speed
  Added Jul 2020 • 39 Fuel-ups

  Property of atgfhc

• 18.2 Avg MPG

• Crystal 911

  2009 Porsche 911 Carrera S 3.8L H6 GAS Automatic Dual Clutch 7 Speed
  Added Dec 2024 • 9 Fuel-ups

  Property of SSMOKE-U

• 17.5 Avg MPG

• My 911

  2009 Porsche 911 Carrera 3.6L H6 GAS Manual 6 Speed
  Added Apr 2025 • 4 Fuel-ups

  Property of bobmirf

• 23.1 Avg MPG

• Max 911:997.2

  2009 Porsche 911 Carrera S 3.8L H6 GAS Manual 6 Speed
  Added Nov 2018 • 5 Fuel-ups

  Property of m2usa

• 20.3 Avg MPG

• 911

  2009 Porsche 911 Carrera 3.6L H6 GAS Manual 6 Speed
  Added Oct 2022 • 72 Fuel-ups

  Property of carlosbeneto

• 23.3 Avg MPG

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