2009 Audi A4 vs. 2008 Mercedes-Benz SLK
To start off, 2009 Audi A4 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 3,123 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (252 HP @ 5100 RPM) has 24 more horse power than 2008 Mercedes-Benz SLK. (228 HP @ 6000 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2008 Mercedes-Benz SLK. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz SLK weights approximately 516 kg more than 2009 Audi A4.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Mercedes-Benz SLK. In wet, icy, snow, or gravel driving conditions, 2009 Audi A4 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 A4 (331 Nm @ 3250 RPM) has 31 more torque (in Nm) than 2008 Mercedes-Benz SLK. (300 Nm @ 2500 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercedes-Benz SLK.
Compare all specifications:
| 2009 Audi A4 | 2008 Mercedes-Benz SLK | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | SLK |
| Year Released | 2009 | 2008 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 228 HP |
| Engine RPM | 5100 RPM | 6000 RPM |
| Torque | 331 Nm | 300 Nm |
| Torque RPM | 3250 RPM | 2500 RPM |
| Engine Bore Size | 84.5 mm | 88 mm |
| Engine Stroke Size | 92.8 mm | 82.1 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 6.3 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 930 kg | 1446 kg |
| Vehicle Length | 4580 mm | 4090 mm |
| Vehicle Width | 1400 mm | 1790 mm |
| Vehicle Height | 1780 mm | 1300 mm |
| Wheelbase Size | 2660 mm | 2440 mm |
| Fuel Consumption Overall | 11.1 L/100km | 9.7 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
