What are the Dimensions for Infiniti Q45

How long and wide is a Infiniti Q45? Answering this question retrospectively, the length of Infiniti Q45 changed from 199.6 in (5070 mm) in 2004 to 200.8 in (5100 mm) in 2006. The width increased from 71.7 in (1821 mm) in 2001 to 72.6 in (1844 mm) in 2006.


If you are eager to know all the Infiniti Q45 dimensions, our car size chart will be of help! Pick up the trim and year of manufacture and you will see the exterior and interior dimensions of your vehicle.

  • 2006 Infiniti Q45

    • Dimensions (LxWxH) – 200.8 x 72.6 x 58.7 in (5100 x 1844 x 1491 mm)
    • Wheelbase – 113 in (2870 mm)
    • Turning radius – 18 in (457 mm)
    • Front legroom – 44 in (1118 mm)
    • Rear legroom – 37.3 in (947 mm)
    • Front headroom – 38.4 in (975 mm)
    • Rear headroom – 36.4 in (925 mm)
    • Curb weight – 4153 lbs
  • 2005 Infiniti Q45

    • Dimensions (LxWxH) – 200.8 x 72.6 x 58.7 in (5100 x 1844 x 1491 mm)
    • Wheelbase – 113 in (2870 mm)
    • Turning radius – 18 in (457 mm)
    • Front legroom – 44 in (1118 mm)
    • Rear legroom – 37.3 in (947 mm)
    • Front headroom – 38.4 in (975 mm)
    • Rear headroom – 36.4 in (925 mm)
    • Curb weight – 4050 lbs
  • 2004 Infiniti Q45

    • Dimensions (LxWxH) – 199.6 x 72.6 x 58.7 in (5070 x 1844 x 1491 mm)
    • Wheelbase – 113 in (2870 mm)
    • Turning radius – 18 in (457 mm)
    • Front legroom – 44 in (1118 mm)
    • Rear legroom – 37.3 in (947 mm)
    • Front headroom – 38.4 in (975 mm)
    • Rear headroom – 36.4 in (925 mm)
    • Curb weight – 3977 lbs
  • 2003 Infiniti Q45

    • Dimensions (LxWxH) – 199.6 x 72.6 x 58.7 in (5070 x 1844 x 1491 mm)
    • Wheelbase – 113 in (2870 mm)
    • Turning radius – 18 in (457 mm)
    • Front legroom – 44 in (1118 mm)
    • Rear legroom – 37.3 in (947 mm)
    • Front headroom – 38.4 in (975 mm)
    • Rear headroom – 36.4 in (925 mm)
    • Curb weight – 3977 lbs
  • 2002 Infiniti Q45

    • Dimensions (LxWxH) – 199.6 x 72.6 x 58.7 in (5070 x 1844 x 1491 mm)
    • Wheelbase – 113 in (2870 mm)
    • Turning radius – 18 in (457 mm)
    • Front legroom – 44 in (1118 mm)
    • Rear legroom – 37.3 in (947 mm)
    • Front headroom – 38.4 in (975 mm)
    • Rear headroom – 36.4 in (925 mm)
    • Curb weight – 3801 lbs
  • 2001 Infiniti Q45

    • Dimensions (LxWxH) – 199.6 x 71.7 x 56.9 in (5070 x 1821 x 1445 mm)
    • Wheelbase – 111.4 in (2830 mm)
    • Turning radius – 18.1 in (460 mm)
    • Front legroom – 43.6 in (1107 mm)
    • Rear legroom – 35.9 in (912 mm)
    • Front headroom – 37.6 in (955 mm)
    • Rear headroom – 36.9 in (937 mm)
    • Curb weight – 4007 - 4043 lbs
  • 2000 Infiniti Q45

    • Dimensions (LxWxH) – 199.6 x 71.7 x 56.9 in (5070 x 1821 x 1445 mm)
    • Wheelbase – 111.4 in (2830 mm)
    • Turning radius – 18.1 in (460 mm)
    • Front legroom – 43.6 in (1107 mm)
    • Rear legroom – 35.9 in (912 mm)
    • Front headroom – 37.6 in (955 mm)
    • Rear headroom – 36.9 in (937 mm)
    • Curb weight – 4007 - 4043 lbs
  • 1999 Infiniti Q45

    • Dimensions (LxWxH) – 199.6 x 71.7 x 56.9 in (5070 x 1821 x 1445 mm)
    • Wheelbase – 111.4 in (2830 mm)
    • Turning radius – 18.1 in (460 mm)
    • Front legroom – 43.6 in (1107 mm)
    • Rear legroom – 35.9 in (912 mm)
    • Front headroom – 37.6 in (955 mm)
    • Rear headroom – 36.9 in (937 mm)
    • Curb weight – 4007 - 4043 lbs

Each Infiniti Q45 owner should know that the exterior auto dimensions include length, height, and width (without side mirrors), wheelbase, ground clearance, turning radius, and front/rear track. The interior Infiniti Q45 sizes cover headroom, shoulder room, legroom, hip room, and boot space.


Proper interior and exterior car sizes allow drivers to steer comfortably and safely. Before making any upgrades, check out our Infiniti Q45 dimensions chart.



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