Size comparison · drawn to scale
McLaren 720S vs Mercedes-Benz 300SL W198: size comparison
- Length 720S 24 mm0.9 in longer
- Height 300SL W198 104 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 24 mm0.9 in longer and 104 mm4 in lower than the 300SL W198. Its wheelbase is 270 mm11 in longer.
| Dimension | 720S | 300SL W198 | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,544 mm14 ft 11 in14 ft 11 in4,544 mm | 4,520 mm14 ft 10 in14 ft 10 in4,520 mm | +24 mm+0.9 in +0.5% |
| Width | Not in our catalog yet | 1,790 mm5 ft 10 in5 ft 10 in1,790 mm | - |
| Height | 1,196 mm3 ft 11 in3 ft 11 in1,196 mm | 1,300 mm4 ft 3 in4 ft 3 in1,300 mm | −104 mm−4 in −8.0% |
| Wheelbase | 2,670 mm8 ft 9 in8 ft 9 in2,670 mm | 2,400 mm7 ft 10 in7 ft 10 in2,400 mm | +270 mm+11 in +11.3% |
| 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 | 1,295 kg2,855 lb2,855 lb1,295 kg | +124 kg+273 lb +9.6% |
| 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.
300SL W198
- Single garage
- Fits 980 mm3 ft 3 in to spare in length, 605 mm2 ft 0 in each side
- Parking bay
- Tight 480 mm1 ft 7 in to spare in length, 355 mm1 ft 2 in each side
Frequently asked questions
Which is bigger, the McLaren 720S or the Mercedes-Benz 300SL W198?
The McLaren 720S is the bigger car by length. The 720S is 24 mm longer and 104 mm lower than the 300SL W198. Its wheelbase is 270 mm longer.
Will the McLaren 720S and the Mercedes-Benz 300SL W198 fit in a standard garage?
In a typical single garage of 5.5 × 3.0 m inside: The Mercedes-Benz 300SL W198 fits with room to open the doors (980 mm to spare in length, 605 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.
