Infiniti

Infiniti QX4

Infiniti QX4
Photo: IFCAR / Wikimedia Commons · Public domain

The official data lists 13 versions of the Infiniti QX4 (1997–2003), in the United States and Canada. Each market publishes its own figures, measured on its own test procedure.

At a glance

Years in the data
1997–2003
Markets
United States, Canada
Engines
3.3 L to 3.5 L
Fuels
Petrol
Lowest consumption (United States)
14.7 L/100 km (EPA)
Lowest consumption (Canada)
15.4 L/100 km (5-cycle)

What is the Infiniti QX4?

The QX4 was Infiniti’s first SUV, bringing a more luxurious finish to the brand’s lineup in the late 1990s. It was based on the Nissan Pathfinder and paired SUV practicality with Infiniti’s premium identity.

The QX4 was sold in the United States and Canada from 1997 to 2003. Its single generation is known as the JR50 and ran from 1997 to 2003.

Engines and power

The QX4 used petrol engines ranging from 3.3 L to 3.5 L in the United States and Canada. The engine range changed during its run, while the QX4 remained petrol-powered.

How economical is the Infiniti QX4?

In the United States, the QX4’s best combined EPA rating was 16 MPG. Its lowest listed consumption figure is 14.7 L/100 km on the EPA test. In Canada, the lowest listed figure is 15.4 L/100 km on NRCan’s 5-cycle test. These procedures differ, so the results are not directly comparable.

Where was the QX4 sold?

The QX4 was sold in the United States and Canada from 1997 to 2003. It was a North American model in Infiniti’s lineup.

Questions and answers

What years was the Infiniti QX4 sold?

It was sold from 1997 to 2003 in the United States and Canada.

What generation is the QX4?

Its single generation is the JR50, covering 1997 to 2003.

What engine sizes did the QX4 have?

Its petrol engines ranged from 3.3 L to 3.5 L.

What is the QX4’s best combined EPA fuel-economy rating?

Its best combined EPA rating is 16 MPG.

QX4 JR50 (1997–2003)

Infiniti QX4 JR50
Photo: IFCAR / Wikimedia Commons · Public domain

Model codes: JR50 · Sold in: United States and Canada · References: cars.com, jdpower.com

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 versionEngineFuelGearboxDriveConsumption (combined)CO₂
2003CLKUP3.5 LPetrol4-speed automaticRear-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
2003CLKUP3.5 LPetrol4-speed automaticFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
2001–20022LKUP · CLKUP3.5 LPetrol4-speed automaticRear-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
2002CLKUP3.5 LPetrol4-speed automaticFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
20012LKUP3.5 LPetrol4-speed automaticFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1998–20002LKUP · FFS · 2MODE 2LKUP3.3 LPetrol4-speed automaticFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1997(FFS), 2LKUP3.3 LPetrol4-speed automaticFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km

Canada 6 versions

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

Years and versionEngineFuelGearboxConsumption (combined)CO₂
2003Sport utility vehicle3.5 LPetrol4-speed automatic15.4 L/100 km 5-cycle354 g/km
2002Sport utility vehicle3.5 LPetrol4-speed automatic15.9 L/100 km 5-cycle366 g/km
2001Sport utility vehicle3.5 LPetrol4-speed automatic15.8 L/100 km 5-cycle363 g/km
2000Sport utility vehicle3.3 LPetrol4-speed automatic15.9 L/100 km 5-cycle366 g/km
1998–1999Sport utility vehicle3.3 LPetrol4-speed automatic15.7 L/100 km 5-cycle361 g/km
1997Sport utility vehicle3.3 LPetrol4-speed automatic15.7 L/100 km 5-cycle361 g/km

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