2009 Audi R8 vs. 2008 Mercedes-Benz SLK
To start off, 2009 Audi R8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Mercedes-Benz SLK. In addition, the cost of maintenance, including insurance, on 2008 Mercedes-Benz SLK would be higher. At 5,204 cc (10 cylinders), 2009 Audi R8 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi R8 weights approximately 190 kg more than 2008 Mercedes-Benz SLK.
Because 2009 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 2008 Mercedes-Benz SLK. In wet, icy, snow, or gravel driving conditions, 2009 Audi R8 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, 2009 Audi R8 (530 Nm @ 6500 RPM) has 290 more torque (in Nm) than 2008 Mercedes-Benz SLK. (240 Nm @ 5000 RPM). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercedes-Benz SLK. 2008 Mercedes-Benz SLK has automatic transmission and 2009 Audi R8 has manual transmission. 2009 Audi R8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Mercedes-Benz SLK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi R8 | 2008 Mercedes-Benz SLK | |
| Make | Audi | Mercedes-Benz |
| Model | R8 | SLK |
| Year Released | 2009 | 2008 |
| Body Type | Coupe | Convertible |
| Engine Position | Middle | Front |
| Engine Size | 5204 cc | 1795 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 518 HP | 0 HP |
| Torque | 530 Nm | 240 Nm |
| Torque RPM | 6500 RPM | 5000 RPM |
| Engine Compression Ratio | 12.5:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 311 km/hour | 231 km/hour |
| Acceleration 0-100mph | 3.9 seconds | 8.2 seconds |
| Drive Type | AWD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1580 kg | 1390 kg |
| Vehicle Length | 4440 mm | 4100 mm |
| Vehicle Height | 1260 mm | 1780 mm |
| Wheelbase Size | 2660 mm | 2440 mm |
| Fuel Consumption Overall | 15.7 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 75 L | 70 L |
