What are the Dimensions for Infiniti M45

How long and wide is a Infiniti M45? Answering this question retrospectively, the length of Infiniti M45 changed from 192.6 in (4892 mm) in 2010 to 197.2 in (5009 mm) in 2004. The width increased from 69.7 in (1770 mm) in 2004 to 70.8 in (1798 mm) in 2010.


If you are eager to know all the Infiniti M45 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.

Infiniti M45 dimension overview

These figures combine recorded configurations. A range is not one exact vehicle.

  • Overall length 192.6–197.2 in
  • Overall width 69.7–70.8 in
  • Height 57.6–59.5 in
  • Wheelbase 110.2–114.2 in

Compare two model years

An exact difference is shown only when both years have a single recorded value. Ranges are not subtracted.

Will it fit in my garage?

Enter the garage-door opening, not the interior room size. This check uses the largest recorded length, width, and height for the selected year. It is not a guarantee of safe parking. Width does not include mirrors, so the vehicle may be wider with mirrors.

  • 2010 Infiniti M45

    • Dimensions (LxWxH) – 192.6 x 70.8 x 59.4 in (4892 x 1798 x 1509 mm)
    • Wheelbase – 114.2 in (2901 mm)
    • Turning radius – 18.3 in (465 mm)
    • Front legroom – 44.2 in (1123 mm)
    • Rear legroom – 37.3 in (947 mm)
    • Front headroom – 39.6 in (1006 mm)
    • Rear headroom – 37.8 in (960 mm)
    • Curb weight – 3990 lbs
  • 2009 Infiniti M45

    • Dimensions (LxWxH) – 192.6 x 70.8 x 59.4 in (4892 x 1798 x 1509 mm)
    • Wheelbase – 114.2 in (2901 mm)
    • Turning radius – 18.3 in (465 mm)
    • Front legroom – 44.2 in (1123 mm)
    • Rear legroom – 37.3 in (947 mm)
    • Front headroom – 39.6 in (1006 mm)
    • Rear headroom – 37.8 in (960 mm)
    • Curb weight – 3990 lbs
  • 2008 Infiniti M45

    • Dimensions (LxWxH) – 192.6 x 70.8 x 59.4 in (4892 x 1798 x 1509 mm)
    • Wheelbase – 114.2 in (2901 mm)
    • Turning radius – 18.3 in (465 mm)
    • Front legroom – 44.2 in (1123 mm)
    • Rear legroom – 37.3 in (947 mm)
    • Front headroom – 39.6 in (1006 mm)
    • Rear headroom – 37.8 in (960 mm)
    • Curb weight – 3990 lbs
  • 2007 Infiniti M45

    • Dimensions (LxWxH) – 192.6 x 70.8 x 59.4 in (4892 x 1798 x 1509 mm)
    • Wheelbase – 114.2 in (2901 mm)
    • Turning radius – 18.3 in (465 mm)
    • Front legroom – 44.2 in (1123 mm)
    • Rear legroom – 37.3 in (947 mm)
    • Front headroom – 39.6 in (1006 mm)
    • Rear headroom – 37.8 in (960 mm)
    • Curb weight – 3948 - 3995 lbs
  • 2006 Infiniti M45

    • Dimensions (LxWxH) – 192.6 x 70.8 x 59.4 in (4892 x 1798 x 1509 mm)
    • Wheelbase – 114.2 in (2901 mm)
    • Turning radius – 18.3 in (465 mm)
    • Front legroom – 44.2 in (1123 mm)
    • Rear legroom – 37.3 in (947 mm)
    • Front headroom – 39.6 in (1006 mm)
    • Rear headroom – 37.8 in (960 mm)
    • Curb weight – 3948 - 3995 lbs
  • 2004 Infiniti M45

    • Dimensions (LxWxH) – 197.2 x 69.7 x 57.6 in (5009 x 1770 x 1463 mm)
    • Wheelbase – 110.2 in (2799 mm)
    • Turning radius – 20 in (508 mm)
    • Front legroom – 42.1 in (1069 mm)
    • Rear legroom – 32.5 in (826 mm)
    • Front headroom – 39.8 in (1011 mm)
    • Rear headroom – 37.3 in (947 mm)
    • Curb weight – 3851 lbs
  • 2003 Infiniti M45

    • Dimensions (LxWxH) – 197.2 x 69.7 x 57.6 in (5009 x 1770 x 1463 mm)
    • Wheelbase – 110.2 in (2799 mm)
    • Turning radius – 20 in (508 mm)
    • Front legroom – 42.1 in (1069 mm)
    • Rear legroom – 32.5 in (826 mm)
    • Front headroom – 39.8 in (1011 mm)
    • Rear headroom – 37.3 in (947 mm)
    • Curb weight – 3851 lbs

Each Infiniti M45 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 M45 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 M45 dimensions chart.



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