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Size comparison · drawn to scale

Opel Commodore A vs Mercedes-Benz SL-Class R231: size comparison

  • Length About the same length
  • Width SL-Class R231 123 mm5 in wider
  • Height Commodore A 130 mm5 in taller

Car 1 blue, solid outline

Commodore A Opel · 1967–1971 · Coupé Commodore A 4,574 × 1,754 × 1,445 mm15 ft 0 in × 5 ft 9 in × 4 ft 9 in Change

Car 2 coral, dashed outline

SL-Class R231 Mercedes-Benz · 2012–2020 · Coupé SL-Class R231 4,582 × 1,877 × 1,315 mm15 ft 0 in × 6 ft 2 in × 4 ft 4 in Change
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  • Car 1, blue, solid outline: Commodore A
  • Car 2, coral, dashed outline: SL-Class R231
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 ft1 ft2 ft3 ft4 ftWheelbase 2,668 mmWheelbase 8 ft 9 inLength 4,574 mmLength 15 ft 0 in1,445 mm4 ft 9 inWheelbase 2,585 mmWheelbase 8 ft 6 inLength 4,582 mmLength 15 ft 0 in1,315 mm4 ft 4 in

Scale about 1:21 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 Commodore A is 8 mm0.3 in shorter, 123 mm5 in narrower and 130 mm5 in taller than the SL-Class R231. Its wheelbase is 83 mm3 in longer.

DimensionCommodore ASL-Class R231Difference, car 1 vs car 2
Length4,574 mm15 ft 0 in15 ft 0 in4,574 mm4,582 mm15 ft 0 in15 ft 0 in4,582 mm −8 mm−0.3 in −0.2%
Width1,754 mm5 ft 9 in5 ft 9 in1,754 mm1,877 mm6 ft 2 in6 ft 2 in1,877 mm −123 mm−5 in −6.6%
Height1,445 mm4 ft 9 in4 ft 9 in1,445 mm1,315 mm4 ft 4 in4 ft 4 in1,315 mm +130 mm+5 in +9.9%
Wheelbase2,668 mm8 ft 9 in8 ft 9 in2,668 mm2,585 mm8 ft 6 in8 ft 6 in2,585 mm +83 mm+3 in +3.2%
Footprint8.02 m²86.4 sq ft86.4 sq ft8.02 m²8.60 m²92.6 sq ft92.6 sq ft8.60 m² −0.58 m²−6.2 sq ft −6.7%
Kerb weight1,185 kg2,612 lb2,612 lb1,185 kg1,815 kg4,001 lb4,001 lb1,815 kg −630 kg−1,389 lb −34.7%
Price new (EUR)Not in our catalog yetfrom about €95,855 (2011) -

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.

Commodore A

Single garage
Fits 926 mm3 ft 0 in to spare in length, 623 mm2 ft 1 in each side
Parking bay
Tight 426 mm1 ft 5 in to spare in length, 373 mm1 ft 3 in each side

SL-Class R231

Single garage
Tight 918 mm3 ft 0 in to spare in length, 562 mm1 ft 10 in each side
Parking bay
Tight 418 mm1 ft 4 in to spare in length, 312 mm1 ft 0 in each side

Check your own garage with these cars

Frequently asked questions

Which is bigger, the Opel Commodore A or the Mercedes-Benz SL-Class R231?

The Mercedes-Benz SL-Class R231 is the bigger car by footprint (length × width). The Commodore A is 8 mm shorter, 123 mm narrower and 130 mm taller than the SL-Class R231. Its wheelbase is 83 mm longer.

Will the Opel Commodore A and the Mercedes-Benz SL-Class R231 fit in a standard garage?

In a typical single garage of 5.5 × 3.0 m inside: The Opel Commodore A fits with room to open the doors (926 mm to spare in length, 623 mm each side). The Mercedes-Benz SL-Class R231 fits, but it is tight to get out (918 mm to spare in length, 562 mm each side). Widths are without mirrors; check your own garage with our garage checker.

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