2009 Audi A5 vs. 2007 Mercedes-Benz SLK
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 SLK. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz SLK would be higher. At 3,498 cc (6 cylinders), 2007 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SLK (268 HP @ 5750 RPM) has 81 more horse power than 2009 Audi A5. (187 HP @ 3500 RPM) In normal driving conditions, 2007 Mercedes-Benz SLK should accelerate faster than 2009 Audi A5.
Because 2007 Mercedes-Benz SLK is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Mercedes-Benz SLK. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi A5, being front wheel drive (FWD), will offer much better control with better grip. 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 SLK (510 Nm @ 4000 RPM) has 110 more torque (in Nm) than 2009 Audi A5. (400 Nm @ 1400 RPM). This means 2007 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A5.
Compare all specifications:
| 2009 Audi A5 | 2007 Mercedes-Benz SLK | |
| Make | Audi | Mercedes-Benz |
| Model | A5 | SLK |
| Year Released | 2009 | 2007 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2698 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 187 HP | 268 HP |
| Engine RPM | 3500 RPM | 5750 RPM |
| Torque | 400 Nm | 510 Nm |
| Torque RPM | 1400 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 97 mm |
| Engine Stroke Size | 83.1 mm | 92 mm |
| Engine Compression Ratio | 16.8:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 232 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 4.9 seconds |
| Drive Type | Front | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Height | 1380 mm | 1280 mm |
| Wheelbase Size | 2760 mm | 2440 mm |
| Fuel Consumption Overall | 6.7 L/100km | 12 L/100km |
| Fuel Tank Capacity | 65 L | 70 L |
