Quick answer
The 2009 Mercedes-Benz SLR McLaren, the latest model year on record, is 183.5″ long, 75.2″ wide and 49.6″ tall on a 106.3″ wheelbase, and weighs 4,023 lb. At 15.3 ft it fits a standard garage and leaves 2.7 ft spare in an 18-foot street space.
Every Mercedes-Benz SLR McLaren generation, measured
| Generation | Length | Width | Height | Wheelbase | Curb weight |
|---|---|---|---|---|---|
| 2004–2009 | 183.5″ | 75.2″ | 49.6″ | ″ | 3,898 lb |
ROWS 1·SOURCE NHTSA vPIC / Transport Canada
SLR McLaren year by year
| Model year | Length | Width | Wheelbase | Curb weight | Body styles |
|---|---|---|---|---|---|
| 2009 | 183.5″ | 75.2″ | 106.3″ | 1 | |
| 2008 | 183.5″ | 75.2″ | 106.3″ | 1 | |
| 2007 | 183.5″ | 75.2″ | 106.3″ | 1 | |
| 2006 | 183.5″ | 75.2″ | 106.3″ | 1 | |
| 2005 | 183.5″ | 75.2″ | 106.3″ | 1 | |
| 2004 | 183.5″ | 75.2″ | ″ | 1 |
ROWS 6·SOURCE Transport Canada vehicle specifications
Will a SLR McLaren fit
| Space | Typical size | This car | Verdict |
|---|---|---|---|
| Single garage | 20 ft deep | 15.3 ft | Fits, with room to open the door |
| Street parking space | 18 ft | 15.3 ft | Fits comfortably |
| Standard parking bay width | 8.5 ft wide | 6.3 ft | Room to open doors both sides |
ROWS 3·SOURCE ForCar, computed from vehicle dimensions
Against cars of the same length
Among the 1,119 cars within 10″ of its length, the SLR McLaren is wider than 80%.
| Measure | This car | Typical of 1,119 cars within 10″ of its length | Difference |
|---|---|---|---|
| Width | 75.2″ | 72″ | +3.2″ |
| Wheelbase | 106.3″ | 107.1″ | −0.8″ |
| Curb weight | 4,023 lb | 3,576 lb | +447 lb |
ROWS 3·SOURCE ForCar, computed across vehicles of similar length
SLR McLaren against its rivals
Next to the BMW 328i, BMW 335i and Chevrolet Cobalt, the SLR McLaren is the longest and the heaviest of the four.
| Model | Model year | Length | Width | Curb weight |
|---|---|---|---|---|
| Mercedes-Benz SLR McLaren (this car) | 2009 | 183.5″ | 75.2″ | 4,023 lb |
| BMW 328i | 2007 | 180.7″ | 70.1″ | 3,351 lb |
| BMW 335i | 2007 | 179.9″ | 70.5″ | 3,666 lb |
| Chevrolet Cobalt | 2010 | 180.3″ | 68.1″ | 2,829 lb |
ROWS 4·SOURCE NHTSA vPIC / Transport Canada; rivals: same EPA class and body, most searched
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Frequently asked questions
Is the 2009 SLR McLaren bigger than the 2008?
No. The 2009 and 2008 SLR McLaren are the same size and weight.
Which is bigger, the SLR McLaren or the BMW 328i?
The 2007 BMW 328i is 2.8″ shorter and 672 lb lighter than the 2009 SLR McLaren.
Dimensions from NHTSA vPIC and Transport Canada vehicle records, manufacturer-declared for 6 SLR McLaren model years, 2004 to 2009. Metric values converted to inches and pounds; generation boundaries are estimated from changes in size (how we measure). Last updated Nov 2026. — ForCar Reviewed by Denis Kataev, founder of ForCar.
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