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Size comparison · drawn to scale

Citroen SM I vs Maserati GranTurismo (M145): size comparison

  • Length SM I 12 mm0.5 in longer
  • Width GranTurismo (M145) 11 mm0.4 in wider
  • Height GranTurismo (M145) 29 mm1 in taller

Car 1 blue, solid outline

SM I Citroen · 1970–1975 · Coupé SM I 4,893 × 1,836 × 1,324 mm16 ft 1 in × 6 ft 0 in × 4 ft 4 in Change

Car 2 coral, dashed outline

GranTurismo (M145) Maserati · 2007 · Coupé GranTurismo (M145) 4,881 × 1,847 × 1,353 mm16 ft 0 in × 6 ft 1 in × 4 ft 5 in Change
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  • Car 1, blue, solid outline: SM I
  • Car 2, coral, dashed outline: GranTurismo (M145)
0 m1 m2 m3 m4 m5 m6 m1 m0 ft1 ft2 ft3 ft4 ft5 ft6 ft7 ft8 ft9 ft10 ft11 ft12 ft13 ft14 ft15 ft16 ft17 ft18 ft19 ft20 ft21 ft1 ft2 ft3 ft4 ftWheelbase 2,900 mmWheelbase 9 ft 6 inLength 4,893 mmLength 16 ft 1 in1,324 mm4 ft 4 inWheelbase 2,942 mmWheelbase 9 ft 8 inLength 4,881 mmLength 16 ft 0 in1,353 mm4 ft 5 in

Scale about 1:22 on a desktop screen · grid 500 mm1 ft · in Overlay both cars start at the front bumper Side view: dashed lines mark the axles

Dimensions and difference

The SM I is 12 mm0.5 in longer, 11 mm0.4 in narrower and 29 mm1 in lower than the GranTurismo (M145). Its wheelbase is 42 mm2 in shorter.

DimensionSM IGranTurismo (M145)Difference, car 1 vs car 2
Length4,893 mm16 ft 1 in16 ft 1 in4,893 mm4,881 mm16 ft 0 in16 ft 0 in4,881 mm +12 mm+0.5 in +0.2%
Width1,836 mm6 ft 0 in6 ft 0 in1,836 mm1,847 mm6 ft 1 in6 ft 1 in1,847 mm −11 mm−0.4 in −0.6%
Height1,324 mm4 ft 4 in4 ft 4 in1,324 mm1,353 mm4 ft 5 in4 ft 5 in1,353 mm −29 mm−1 in −2.1%
Wheelbase2,900 mm9 ft 6 in9 ft 6 in2,900 mm2,942 mm9 ft 8 in9 ft 8 in2,942 mm −42 mm−2 in −1.4%
Footprint8.98 m²96.7 sq ft96.7 sq ft8.98 m²9.02 m²97.0 sq ft97.0 sq ft9.02 m² −0.03 m²−0.3 sq ft −0.4%
BootNot in our catalog yet260 L9.2 cu ft9.2 cu ft260 L -
Kerb weightNot in our catalog yet1,955 kg4,310 lb4,310 lb1,955 kg -
Price new (EUR)Not in our catalog yetfrom about €112,280 (2007) -

Width without mirrors. Figures come from the catalog version pages; the drawing uses the same numbers. Body outlines are generic for the body type - proportions are exact, styling is not. New prices are list prices in EUR entered by our editors, with the year.

Garage and parking

A typical single garage is about 5.5 × 3.0 m18 ft 1 in × 9 ft 10 in inside; a parking bay about 5.0 × 2.5 m16 ft 5 in × 8 ft 2 in. Room to open a door: about 600 mm2 ft each side.

SM I

Single garage
Tight 607 mm2 ft 0 in to spare in length, 582 mm1 ft 11 in each side
Parking bay
Tight 107 mm4 in to spare in length, 332 mm1 ft 1 in each side

GranTurismo (M145)

Single garage
Tight 619 mm2 ft 0 in to spare in length, 577 mm1 ft 11 in each side
Parking bay
Tight 119 mm5 in to spare in length, 327 mm1 ft 1 in each side

Check your own garage with these cars

Frequently asked questions

Which is bigger, the Citroen SM I or the Maserati GranTurismo (M145)?

The Maserati GranTurismo (M145) is the bigger car by footprint (length × width). The SM I is 12 mm longer, 11 mm narrower and 29 mm lower than the GranTurismo (M145). Its wheelbase is 42 mm shorter.

Will the Citroen SM I and the Maserati GranTurismo (M145) fit in a standard garage?

In a typical single garage of 5.5 × 3.0 m inside: The Citroen SM I fits, but it is tight to get out (607 mm to spare in length, 582 mm each side). The Maserati GranTurismo (M145) fits, but it is tight to get out (619 mm to spare in length, 577 mm each side). Widths are without mirrors; check your own garage with our garage checker.

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