2007 Mercedes-Benz SLR McLaren vs. 2009 Audi A5
To start off, 2009 Audi A5 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz SLR McLaren. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz SLR McLaren would be higher. At 5,439 cc (8 cylinders), 2007 Mercedes-Benz SLR McLaren is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SLR McLaren (641 HP @ 6500 RPM) has 404 more horse power than 2009 Audi A5. (237 HP @ 4000 RPM). In normal driving conditions, 2007 Mercedes-Benz SLR McLaren should accelerate faster than 2009 Audi A5. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz SLR McLaren weights approximately 114 kg more than 2009 Audi A5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A5 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz SLR McLaren. In wet, icy, snow, or gravel driving conditions, 2009 Audi A5 will offer significantly more control. 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, 2007 Mercedes-Benz SLR McLaren (820 Nm @ 4000 RPM) has 320 more torque (in Nm) than 2009 Audi A5. (500 Nm @ 1500 RPM). This means 2007 Mercedes-Benz SLR McLaren will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A5.
Compare all specifications:
| 2007 Mercedes-Benz SLR McLaren | 2009 Audi A5 | |
| Make | Mercedes-Benz | Audi |
| Model | SLR McLaren | A5 |
| Year Released | 2007 | 2009 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5439 cc | 2965 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 641 HP | 237 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 820 Nm | 500 Nm |
| Torque RPM | 4000 RPM | 1500 RPM |
| Engine Bore Size | 97 mm | 83 mm |
| Engine Stroke Size | 92 mm | 91.4 mm |
| Engine Compression Ratio | 8.8:1 | 16.8:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 337 km/hour | 250 km/hour |
| Acceleration 0-100mph | 3.9 seconds | 5.9 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1724 kg | 1610 kg |
| Vehicle Length | 4660 mm | 4630 mm |
| Vehicle Width | 1910 mm | 1860 mm |
| Vehicle Height | 1270 mm | 1380 mm |
| Wheelbase Size | 2710 mm | 2760 mm |
| Fuel Consumption Overall | 14.5 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 98 L | 64 L |
