Infiniti M56x 5.6 Petrol S7E Fuel Consumption & Efficiency

M56x from Infiniti is a Mid-size car with a 5.6 L petrol engine.
It has eight cylinders and uses regular unleaded gasoline.
It is equipped with a gearbox that combines Automatic and Manual shifting.
Transmission: 7-speed gearbox with electronic overdrive.

Fuel consumption test for Infiniti M56x

This car was tested both in a city and on a highway.

Fuel consumption in L / 100km

City: 13.4 liters per 100 km
Highway: 8.5 liters per 100 km

Fuel consumption in miles / gallon

City: 21 MPG
Highway: 33 MPG

Average fuel consumption for this car is 27 MPG (11 liters per 100 km).

Is this car economical and environmentally friendly?

This factor is measured by the value of CO2 per kilometer (car releases CO2 to the atmosphere). If the value is small than yes, car is economical. If it’s big (above 300) than it will cause high petrol costs.
In case of M56x 5.6 CO2 emission is 250 grams per kilometer.
This is an expensive car to run. You might end up visiting gas stations more often than you’d like. If you want to save on gas you should be careful with a gas pedal.

Yearly fuel expenses for Infiniti M56x

If you drive 20 000 kilometers a year (that’s 12 427 miles) and spend half of that time in town while other half on open road you will end up burning 2240 liters of fuel.
Multiply 2240 with a fuel price and you will end up with a yearly fuel cost. It would be around 2576 $ if you are in Canada and year is 2012 (that’s when and where this tests were performed).



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