2009 Mercedes-Benz SLR McLaren vs. 2007 BMW 545
To start off, 2009 Mercedes-Benz SLR McLaren is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 545. In addition, the cost of maintenance, including insurance, on 2007 BMW 545 would be higher. At 5,439 cc (8 cylinders), 2009 Mercedes-Benz SLR McLaren is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SLR McLaren (618 HP @ 6500 RPM) has 290 more horse power than 2007 BMW 545. (328 HP @ 6100 RPM). In normal driving conditions, 2009 Mercedes-Benz SLR McLaren should accelerate faster than 2007 BMW 545. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz SLR McLaren weights approximately 120 kg more than 2007 BMW 545. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Mercedes-Benz SLR McLaren (780 Nm @ 3250 RPM) has 330 more torque (in Nm) than 2007 BMW 545. (450 Nm @ 3600 RPM). This means 2009 Mercedes-Benz SLR McLaren will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 545.
Compare all specifications:
| 2009 Mercedes-Benz SLR McLaren | 2007 BMW 545 | |
| Make | Mercedes-Benz | BMW |
| Model | SLR McLaren | 545 |
| Year Released | 2009 | 2007 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5439 cc | 4398 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 618 HP | 328 HP |
| Engine RPM | 6500 RPM | 6100 RPM |
| Torque | 780 Nm | 450 Nm |
| Torque RPM | 3250 RPM | 3600 RPM |
| Engine Compression Ratio | 8.8:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 332 km/hour | 245 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1825 kg | 1705 kg |
| Vehicle Length | 4660 mm | 4850 mm |
| Vehicle Width | 1910 mm | 1850 mm |
| Vehicle Height | 1260 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2890 mm |
| Fuel Consumption Overall | 18.1 L/100km | 11 L/100km |
| Fuel Tank Capacity | 97 L | 70 L |
