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Infiniti QX4 Specs

Since 1997 the QX4 has lost 0.8″ in length and gained 77 lb.

NHTSA vPIC · Transport Canada · 1 generations · 1997–2003 · Updated Nov 3, 2026
Quick answer

The 2003 Infiniti QX4, the latest model year on record, is 183.1″ long, 72.4″ wide and 70.9″ tall on a 106.3″ wheelbase, and weighs 4,352 lb. At 15.3 ft it fits a standard garage and leaves 2.7 ft spare in an 18-foot street space.

Every Infiniti QX4 generation, measured

FIG.01·Infiniti QX4 dimensions by generation
GenerationLengthWidthHeightWheelbaseCurb weight
1997–2003183.9″72.4″70.9″106.3″4,275 lb
ROWS 1·SOURCE NHTSA vPIC / Transport Canada

QX4 year by year

FIG.02·Infiniti QX4 dimensions by model year
Model yearLengthWidthWheelbaseCurb weightBody styles
2003183.1″72.4″106.3″4,352 lb1
2002183.1″72.4″106.3″4,352 lb1
2001183.1″72.4″106.3″4,352 lb1
2000183.9″72.4″106.3″4,334 lb1
1999183.9″72.4″106.3″4,275 lb1
1998183.9″72.4″106.3″4,275 lb1
1997183.9″72.4″106.3″4,275 lb1
ROWS 7·SOURCE Transport Canada vehicle specifications

QX4 on the used market

In 34 QX4 listings we have collected since June 2026, the 1997–2003 car is the most common: 34 of them (100%), at an average asking price of $4,144.

FIG.05·Infiniti QX4 generations on the used market
GenerationListingsShareAverage asking priceAverage mileage
1997–200334100%$4,144158,850 mi
ROWS 1·SOURCE ForCar, US used-car listings collected since June 2026

Will a QX4 fit

FIG.02·Infiniti QX4 — will it fit
SpaceTypical sizeThis carVerdict
Single garage20 ft deep15.3 ftFits, with room to open the door
Street parking space18 ft15.3 ftFits comfortably
Standard parking bay width8.5 ft wide6 ftRoom to open doors both sides
ROWS 3·SOURCE ForCar, computed from vehicle dimensions

Against cars of the same length

Among the 1,121 cars within 10″ of its length, the QX4 is heavier than 89%.

FIG.03·Infiniti QX4 against similar-sized cars
MeasureThis carTypical of 1,121 cars within 10″ of its lengthDifference
Width72.4″72″+0.4″
Wheelbase106.3″107.1″−0.8″
Curb weight4,352 lb3,567 lb+785 lb
ROWS 3·SOURCE ForCar, computed across vehicles of similar length

QX4 against its rivals

Next to the Isuzu Rodeo and Mitsubishi Montero Sport, the QX4 is the longest and the heaviest of the three.

FIG.04·Infiniti QX4 against its rivals
ModelModel yearLengthWidthCurb weight
Infiniti QX4 (this car)2003183.1″72.4″4,352 lb
Isuzu Rodeo2003177.6″70.9″4,169 lb
Mitsubishi Montero Sport2003181.1″68.5″4,167 lb
ROWS 3·SOURCE NHTSA vPIC / Transport Canada; rivals: same EPA class and body, most searched
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Everything on the Infiniti QX4
Recalls23 campaignsFuel economy16 mpg bestReliability3.5/5Common problems285 complaintsCheck a VINAgainst this exact buildUsed prices53 listingsWindow stickerOriginal Monroney labelDecode a VINWhat each character meansAbout this car1997–2003

Frequently asked questions

Is the 2003 QX4 bigger than the 2002?

No. The 2003 and 2002 QX4 are the same size and weight.

Which is bigger, the QX4 or the Isuzu Rodeo?

The 2003 Isuzu Rodeo is 5.5″ shorter and 183 lb lighter than the 2003 QX4.

Dimensions from NHTSA vPIC and Transport Canada vehicle records, manufacturer-declared for 7 QX4 model years, 1997 to 2003. Metric values converted to inches and pounds; generation boundaries are estimated from changes in size (how we measure). Last updated Nov 2026. — ForCar Reviewed by , founder of ForCar.
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