Size comparison · drawn to scale
Citroen SM I vs Lamborghini Centenario: size comparison
- Length Centenario 31 mm1 in longer
- Width Centenario 226 mm9 in wider
- Height SM I 181 mm7 in taller
Car 1 blue, solid outline
Car 2 coral, dashed outline

Change cars
Zoom in to read the measurements - or see the table below.
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 Front view: width without mirrors Top view: footprint on the road
Dimensions and difference
The SM I is 31 mm1 in shorter, 226 mm9 in narrower and 181 mm7 in taller than the Centenario. Its wheelbase is 200 mm8 in longer.
| Dimension | SM I | Centenario | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,893 mm16 ft 1 in16 ft 1 in4,893 mm | 4,924 mm16 ft 2 in16 ft 2 in4,924 mm | −31 mm−1 in −0.6% |
| Width | 1,836 mm6 ft 0 in6 ft 0 in1,836 mm | 2,062 mm6 ft 9 in6 ft 9 in2,062 mm | −226 mm−9 in −11.0% |
| Height | 1,324 mm4 ft 4 in4 ft 4 in1,324 mm | 1,143 mm3 ft 9 in3 ft 9 in1,143 mm | +181 mm+7 in +15.8% |
| Wheelbase | 2,900 mm9 ft 6 in9 ft 6 in2,900 mm | 2,700 mm8 ft 10 in8 ft 10 in2,700 mm | +200 mm+8 in +7.4% |
| Footprint | 8.98 m²96.7 sq ft96.7 sq ft8.98 m² | 10.15 m²109.3 sq ft109.3 sq ft10.15 m² | −1.17 m²−12.6 sq ft −11.5% |
| Price new (EUR) | Not in our catalog yet | from about €2,082,500 (2016) | - |
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
Centenario
- Single garage
- Tight 576 mm1 ft 11 in to spare in length, 469 mm1 ft 6 in each side
- Parking bay
- Tight 76 mm3 in to spare in length, 219 mm9 in each side
Frequently asked questions
Which is bigger, the Citroen SM I or the Lamborghini Centenario?
The Lamborghini Centenario is the bigger car by footprint (length × width). The SM I is 31 mm shorter, 226 mm narrower and 181 mm taller than the Centenario. Its wheelbase is 200 mm longer.
Will the Citroen SM I and the Lamborghini Centenario 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 Lamborghini Centenario fits, but it is tight to get out (576 mm to spare in length, 469 mm each side). Widths are without mirrors; check your own garage with our garage checker.
Drawn to one scale
Both cars use the same millimetre grid, so a longer bonnet or a taller roof shows exactly as it is.
Wheels at the real wheelbase
Dashed lines mark the axles. In Overlay both cars start at the front bumper; car 2 has a dashed outline.
Will it fit my garage?
Switch to Top view, or to feet and inches if your garage plan is in feet. Allow about 600 mm (2 ft) for opening the doors.
