2008 Audi S5 vs. 2007 Mercedes-Benz SLK
To start off, 2008 Audi S5 is newer by 1 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 4,163 cc (8 cylinders), 2008 Audi S5 is equipped with a bigger engine. In terms of performance, 2008 Audi S5 (354 HP @ 6800 RPM) has 126 more horse power than 2007 Mercedes-Benz SLK. (228 HP @ 6100 RPM). In normal driving conditions, 2008 Audi S5 should accelerate faster than 2007 Mercedes-Benz SLK.
Because 2008 Audi S5 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz SLK. In wet, icy, snow, or gravel driving conditions, 2008 Audi S5 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, 2008 Audi S5 (441 Nm @ 3500 RPM) has 141 more torque (in Nm) than 2007 Mercedes-Benz SLK. (300 Nm @ 2700 RPM). This means 2008 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz SLK.
Compare all specifications:
| 2008 Audi S5 | 2007 Mercedes-Benz SLK | |
| Make | Audi | Mercedes-Benz |
| Model | S5 | SLK |
| Year Released | 2008 | 2007 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2996 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 354 HP | 228 HP |
| Engine RPM | 6800 RPM | 6100 RPM |
| Torque | 441 Nm | 300 Nm |
| Torque RPM | 3500 RPM | 2700 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4640 mm | 4090 mm |
| Vehicle Width | 1860 mm | 1790 mm |
| Vehicle Height | 1380 mm | 1300 mm |
| Wheelbase Size | 2760 mm | 2440 mm |
| Fuel Consumption Overall | 7.8 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
