Infiniti M third generation

Photo: IFCAR / Wikimedia Commons · Public domain

The Infiniti M third generation (2006–2010): dimensions, weights, reliability and the official figures of its 12 versions in the European Union, the United States, and Canada.

Model codes: Y50 · Sold in: European Union, United States, and Canada

Dimensions, weights and capacity

Specification	Europe	North America	Wikipedia
Dimensions
Length	4,950 mm RDW	–	4,892–4,930 mm
Width	1,845 mm ASTRA	–	1,798 mm
Height	1,510 mm RDW	–	1,509–1,524 mm
Wheelbase	2,900 mm RDW	–	2,901 mm
Front track	1,575 mm ASTRA	–	–
Rear track	1,570 mm ASTRA	–	–
Weights and towing
Kerb weight	1,664–1,840 kg RDW	–	–
Mass in running order	1,764–1,940 kg RDW	–	–
Gross vehicle weight	2,190–2,310 kg RDW	–	–
Towing, braked trailer	1,500 kg RDW	–	–
Towing, unbraked trailer	750 kg RDW	–	–
Seats and space
Seats	5 RDW	–	–
Doors	4 RDW	–	–
Luggage space (EPA)	–	425 L EPA	–
Passenger space (EPA)	–	2,973 L EPA	–
Performance
Top speed	200 km/h RDW	–	–
Torque	360–550 Nm ASTRA	–	–

Tyre sizes (most common first): 245/40R20, 245/50R18

Ranges cover the generation’s versions and body styles; European and North American versions can differ. Sources: RDW type approvals (Netherlands), Wikipedia, ASTRA type approvals (Switzerland), US EPA fuel economy data. Wikipedia figures are used under CC BY-SA 4.0.

Reliability and owner reports

Owner complaints to NHTSA (US)

574 complaints for model years 2006–2010. 23 crashes · 2 fires · 14 injuries

Airbags 141
Steering 131
Seats 109
Engine 51
Speed control 43
Electrical system 40

Complaints are reported by owners and not checked by NHTSA; they are not adjusted for how many cars were sold, so popular models have more. NHTSA owner complaints

All 12 versions of the Infiniti M third generation

European Union 2 versions

New cars registered in the EU (plus Norway and Iceland), from the European Environment Agency. Figures on the NEDC procedure until 2020 and on WLTP from 2021; versions are grouped by engine and power, with their number of registrations.

Years and version	Engine	Fuel	CO₂	EU registrations
2010	3.7 L	Petrol	233 g/km	142
2010	3.0 L	Diesel	199 g/km	86

United States 7 versions

Model years sold in the USA, from the EPA and the Department of Energy (fueleconomy.gov). MPG on the EPA test; litres per 100 km = 235.215 ÷ MPG.

Years and version	Engine	Fuel	Gearbox	Drive	Consumption (combined)	CO₂
2009–2010CLKUP	3.5 L	Petrol	7-speed automatic	Rear-wheel drive	19 MPG (12.4 L/100 km) EPA	291 g/km
2010	3.5 L	Petrol	5-speed automatic	All-wheel drive	18 MPG (13.1 L/100 km) EPA	307 g/km
2006–2010CLKUP · PR	4.5 L	Petrol	5-speed automatic	Rear-wheel drive	18 MPG (13.1 L/100 km) EPA	307 g/km
2010PR	4.5 L	Petrol	5-speed automatic	All-wheel drive	16 MPG (14.7 L/100 km) EPA	345 g/km
2006–2009CLKUP	3.5 L	Petrol	5-speed automatic	Four- or all-wheel drive	18 MPG (13.1 L/100 km) EPA	307 g/km
2008–2009CLKUP	4.5 L	Petrol	5-speed automatic	Four- or all-wheel drive	16 MPG (14.7 L/100 km) EPA	345 g/km
2006–2008CLKUP	3.5 L	Petrol	5-speed automatic	Rear-wheel drive	18–19 MPG (12.4–13.1 L/100 km) EPA	291–307 g/km

Canada 3 versions

Model years sold in Canada, from Natural Resources Canada fuel consumption ratings (5-cycle test).

Years and version	Engine	Fuel	Gearbox	Consumption (combined)	CO₂
2009–2010Full-size	3.5 L	Petrol	7-speed automatic	12.1 L/100 km 5-cycle	278 g/km
2006–2010Full-size	3.5 L	Petrol	5-speed automatic	12.7–13.1 L/100 km 5-cycle	292–301 g/km
2006–2010Full-size	4.5 L	Petrol	5-speed automatic	13.3–14.6 L/100 km 5-cycle	306–336 g/km

Similar models from other brands

Official figures are measured on standard test procedures and differ between markets. Your consumption depends on how, where and in what conditions you drive.