Size comparison · drawn to scale
McLaren 720S vs Mercedes-Benz SL-Class R230: size comparison
- Length 720S 10 mm0.4 in longer
- Height SL-Class R230 99 mm4 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 1:20 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 720S is 10 mm0.4 in longer and 99 mm4 in lower than the SL-Class R230. Its wheelbase is 110 mm4 in longer.
| Dimension | 720S | SL-Class R230 | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,544 mm14 ft 11 in14 ft 11 in4,544 mm | 4,534 mm14 ft 11 in14 ft 11 in4,534 mm | +10 mm+0.4 in +0.2% |
| Width | Not in our catalog yet | 1,829 mm6 ft 0 in6 ft 0 in1,829 mm | - |
| Height | 1,196 mm3 ft 11 in3 ft 11 in1,196 mm | 1,295 mm4 ft 3 in4 ft 3 in1,295 mm | −99 mm−4 in −7.6% |
| Wheelbase | 2,670 mm8 ft 9 in8 ft 9 in2,670 mm | 2,560 mm8 ft 5 in8 ft 5 in2,560 mm | +110 mm+4 in +4.3% |
| Boot | 150 L5.3 cu ft5.3 cu ft150 L | Not in our catalog yet | - |
| Kerb weight | 1,419 kg3,128 lb3,128 lb1,419 kg | Not in our catalog yet | - |
| Price new (EUR) | from about €237,946 (2017) | Not in our catalog yet | - |
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.
SL-Class R230
- Single garage
- Tight 966 mm3 ft 2 in to spare in length, 586 mm1 ft 11 in each side
- Parking bay
- Tight 466 mm1 ft 6 in to spare in length, 336 mm1 ft 1 in each side
Frequently asked questions
Which is bigger, the McLaren 720S or the Mercedes-Benz SL-Class R230?
The McLaren 720S is the bigger car by length. The 720S is 10 mm longer and 99 mm lower than the SL-Class R230. Its wheelbase is 110 mm longer.
Will the McLaren 720S and the Mercedes-Benz SL-Class R230 fit in a standard garage?
In a typical single garage of 5.5 × 3.0 m inside: The Mercedes-Benz SL-Class R230 fits, but it is tight to get out (966 mm to spare in length, 586 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.
