Size comparison · drawn to scale
Mercedes-Benz SLS AMG (C197/R197) vs BMW M3 (E90/E92/E93): size comparison
- Length SLS AMG (C197/R197) 23 mm0.9 in longer
- Width SLS AMG (C197/R197) 135 mm5 in wider
- Height M3 (E90/E92/E93) 172 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 1:21 on a desktop screen · grid 500 mm1 ft · in Overlay both cars start at the front bumper Side view: dashed lines mark the axles Front view: width without mirrors Top view: footprint on the road
Dimensions and difference
The SLS AMG (C197/R197) is 23 mm0.9 in longer, 135 mm5 in wider and 172 mm7 in lower than the M3 (E90/E92/E93). Its wheelbase is 81 mm3 in shorter.
| Dimension | SLS AMG (C197/R197) | M3 (E90/E92/E93) | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,638 mm15 ft 3 in15 ft 3 in4,638 mm | 4,615 mm15 ft 2 in15 ft 2 in4,615 mm | +23 mm+0.9 in +0.5% |
| Width | 1,939 mm6 ft 4 in6 ft 4 in1,939 mm | 1,804 mm5 ft 11 in5 ft 11 in1,804 mm | +135 mm+5 in +7.5% |
| Height | 1,252 mm4 ft 1 in4 ft 1 in1,252 mm | 1,424 mm4 ft 8 in4 ft 8 in1,424 mm | −172 mm−7 in −12.1% |
| Wheelbase | 2,680 mm8 ft 10 in8 ft 10 in2,680 mm | 2,761 mm9 ft 1 in9 ft 1 in2,761 mm | −81 mm−3 in −2.9% |
| Footprint | 8.99 m²96.8 sq ft96.8 sq ft8.99 m² | 8.33 m²89.6 sq ft89.6 sq ft8.33 m² | +0.67 m²+7.2 sq ft +8.0% |
| Boot | Not in our catalog yet | 400 L14.1 cu ft14.1 cu ft400 L | - |
| Kerb weight | 1,549–1,659 kg3,415–3,657 lb3,415–3,657 lb1,549–1,659 kg | 1,580–1,810 kg3,483–3,990 lb3,483–3,990 lb1,580–1,810 kg | −31 kg−68 lb −2.0% |
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. Weight difference compares the lightest versions.
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.
SLS AMG (C197/R197)
- Single garage
- Tight 862 mm2 ft 10 in to spare in length, 531 mm1 ft 9 in each side
- Parking bay
- Tight 362 mm1 ft 2 in to spare in length, 281 mm11 in each side
M3 (E90/E92/E93)
- Single garage
- Tight 885 mm2 ft 11 in to spare in length, 598 mm2 ft 0 in each side
- Parking bay
- Tight 385 mm1 ft 3 in to spare in length, 348 mm1 ft 2 in each side
Frequently asked questions
Which is bigger, the Mercedes-Benz SLS AMG (C197/R197) or the BMW M3 (E90/E92/E93)?
The Mercedes-Benz SLS AMG (C197/R197) is the bigger car by footprint (length × width). The SLS AMG (C197/R197) is 23 mm longer, 135 mm wider and 172 mm lower than the M3 (E90/E92/E93). Its wheelbase is 81 mm shorter.
Will the Mercedes-Benz SLS AMG (C197/R197) and the BMW M3 (E90/E92/E93) fit in a standard garage?
In a typical single garage of 5.5 × 3.0 m inside: The Mercedes-Benz SLS AMG (C197/R197) fits, but it is tight to get out (862 mm to spare in length, 531 mm each side). The BMW M3 (E90/E92/E93) fits, but it is tight to get out (885 mm to spare in length, 598 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.