Based on data from 18 vehicles, 1,572 fuel-ups and 420,572 miles of driving, the 2014 Porsche Boxster gets a combined Avg MPG of 21.34 with a 0.19 MPG margin of error.

Any Engine Type 2.7L H6 GAS (8) 3.4L H6 GAS (10) Any Body Style Convertible (7) Any Submodel Base (8) S (10)

Below you can see a distribution of the fuel-ups with 97 outliers (5.81%) removed.

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

• Porsche Boxster S

  2014 Porsche Boxster S 3.4L H6 GAS Automatic Dual Clutch 7 Speed
  Added Mar 2021 • 32 Fuel-ups

  Property of macgavin

• 20.2 Avg MPG

• Boxster

  2014 Porsche Boxster 2.7L H6 GAS Automatic Dual Clutch 7 Speed
  Added Sep 2016 • 310 Fuel-ups

  Property of wsgross

• 22.9 Avg MPG

• Porsche Boxster

  2014 Porsche Boxster S 3.4L H6 GAS Automatic Dual Clutch 7 Speed Convertible
  Added Mar 2017 • 256 Fuel-ups

  Property of ledbette

• 20.9 Avg MPG

• Boxster

  2014 Porsche Boxster 2.7L H6 GAS Automatic Dual Clutch 7 Speed
  Added Mar 2017 • 302 Fuel-ups

  Property of Larrib

• 20.9 Avg MPG

• Boxie

  2014 Porsche Boxster S 3.4L H6 GAS Manual 6 Speed
  Added Aug 2016 • 356 Fuel-ups

  Property of simgr

• 21.5 Avg MPG

• 2014 Boxster S

  2014 Porsche Boxster S 3.4L H6 GAS Automatic Dual Clutch 7 Speed
  Added Aug 2016 • 172 Fuel-ups

  Property of mrspocksson

• 19.4 Avg MPG

• Barbie

  2014 Porsche Boxster S 3.4L H6 GAS Manual 6 Speed Convertible
  Added Mar 2015 • 75 Fuel-ups

  Property of Lee337

• 20.6 Avg MPG

• Porsche Boxster S 2014

  2014 Porsche Boxster S 3.4L H6 GAS Automatic Dual Clutch 7 Speed Convertible
  Added Apr 2022 • 26 Fuel-ups

  Property of lidoec

• 24.9 Avg MPG

• 2014 Porsche Boxster

  2014 Porsche Boxster 2.7L H6 GAS Automatic Dual Clutch 7 Speed Convertible
  Added Jun 2021 • 36 Fuel-ups

  Property of carljon1968

• 27.6 Avg MPG

• Boxster S 2014

  2014 Porsche Boxster S 3.4L H6 GAS Manual 6 Speed
  Added Aug 2022 • 26 Fuel-ups

  Property of Corrado68

• 19.5 Avg MPG

• My Boxster

  2014 Porsche Boxster 2.7L H6 GAS Manual 6 Speed
  Added Aug 2021 • 10 Fuel-ups

  Property of 1ktaadn

• 25.0 Avg MPG

• My Boxster

  2014 Porsche Boxster S 3.4L H6 GAS Manual 6 Speed
  Added Feb 2022 • 24 Fuel-ups

  Property of ckappe

• 23.5 Avg MPG

• My Boxster

  2014 Porsche Boxster 2.7L H6 GAS Automatic Dual Clutch 7 Speed
  Added Mar 2019 • 13 Fuel-ups

  Property of catwalker

• 26.4 Avg MPG

• My Boxster

  2014 Porsche Boxster 2.7L H6 GAS Standard 6 Speed
  Added Sep 2017 • 3 Fuel-ups

  Property of pragone

• 19.1 Avg MPG

• Boxster S

  2014 Porsche Boxster S 3.4L H6 GAS Standard 6 Speed Convertible
  Added Feb 2017 • 13 Fuel-ups

  Property of DrVolkl

• 20.1 Avg MPG

• Nate's Boxster

  2014 Porsche Boxster 2.7L H6 GAS Standard 6 Speed Convertible
  Added Aug 2014 • 37 Fuel-ups

  Property of loplop

• 20.2 Avg MPG

• W WEASEL

  2014 Porsche Boxster 2.7L H6 GAS Automatic Dual Clutch 7 Speed Convertible
  Added Aug 2014 • 18 Fuel-ups

  Property of FJ01

• 22.6 Avg MPG

• Porshe Boxster S

  2014 Porsche Boxster S 3.4L H6 GAS Standard 6 Speed
  Added Aug 2016 • 31 Fuel-ups

  Property of bbllcrgb

• 26.1 Avg MPG