Porsche 911 2011 fuel consumption

Porsche 911 from 2011 to 2015 real fuel consumption according to user reports is approximately 20% higher compared to advertised fuel consumption. Starting from 2011 Porsche 911 average difference between actual owner-reported fuel consumption and stated consumption was less than industry average, at 2012 it was similar to average, at 2013 difference between owner-reported and advertised fuel economy became less than industry average. For more details, see the table below.

Year-to-year deviations of actual owner-reported average fuel consumption from advertised values

Year	Gasoline cars
Year	All carmakers	Porsche 911
2011	+19%	+16%
Show all years
2012	+21%	+22%
2013	+23%	+22%
2014	+26%	+22%
2015	+27%	+22%

See below for the actual consumption of generations and versions of Porsche 911.

2011 - 2015

Porsche 911 2011 fuel economy

Average advertised fuel consumption for petrol engines	25.7 MPG 9.2 l/100km
Average real-world fuel consumption for petrol engines	21.9 MPG 10.8 l/100km
Average real gasoline consumption difference *	+22%

Porsche 911 2011 specs

According to advertised fuel consumption, a Porsche 911 2011 with automatic transmission consumes on average 0.8 liters per 100 km or 8% less fuel than similar versions with manual gearbox. Based on user-reported real-world fuel consumption, this generation Porsche 911 with automatic transmission consumes around 1.1 litres per 100 km or 10% less fuel than a version with the same engine but a manual gearbox.

Compared to similar cars from other manufacturers, the Porsche 911 fuel economy is average.

The table below shows the real and claimed fuel consumption and the differences for specific versions.

Modification	Claimed consumption	Real consumption
3.4 liter petrol engine
Porsche 911 2011 Carrera 3.4 350 HP manual	26.1 MPG 9.0 l/100km	22.2 MPG 10.6 l/100km+18%
Porsche 911 2011 Carrera 3.4 350 HP automatic	28.7 MPG 8.2 l/100km	25.3 MPG 9.3 l/100km+13%
Porsche 911 2012 Carrera 4 3.4 350 HP 4x4 manual	25.3 MPG 9.3 l/100km	22.2 MPG 10.6 l/100km+14%
Porsche 911 2012 Carrera 4 3.4 350 HP 4x4 automatic	27.4 MPG 8.6 l/100km	24.0 MPG 9.8 l/100km+14%
3.8 liter petrol engine
Porsche 911 2012 Carrera 4S 3.8 400 HP 4x4 manual	23.8 MPG 9.9 l/100km
Porsche 911 2012 Carrera 4S 3.8 400 HP 4x4 automatic	25.8 MPG 9.1 l/100km	19.4 MPG 12.1 l/100km+33%
Porsche 911 2012 Carrera S 3.8 400 HP automatic	27.0 MPG 8.7 l/100km	19.4 MPG 12.1 l/100km+39%
Porsche 911 2012 Carrera S 3.8 400 HP manual	24.8 MPG 9.5 l/100km
Porsche 911 2013 Turbo 3.8 520 HP 4x4 automatic	24.2 MPG 9.7 l/100km
Porsche 911 2013 Turbo S 3.8 560 HP 4x4 automatic	24.2 MPG 9.7 l/100km

Do you own a Porsche 911? Please share your fuel economy!

* - Difference between advertised and user reported fuel economy has been calculated taking into account only those car versions for which information is available both on the fuel consumption specified by the manufacturer and reported by users.

User-reported fuel consumption may not accurately represent all users' experiences due to variables such as driving conditions, driving style, technical condition of the vehicle, and other circumstances. Thus, it should not be relied upon as a representative indicator.