2005 Audi S4 vs. 2004 Mercedes-Benz SLK
To start off, 2005 Audi S4 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Mercedes-Benz SLK. In addition, the cost of maintenance, including insurance, on 2004 Mercedes-Benz SLK would be higher. At 5,439 cc (8 cylinders), 2004 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz SLK (355 HP @ 5750 RPM) has 15 more horse power than 2005 Audi S4. (340 HP @ 6300 RPM) In normal driving conditions, 2004 Mercedes-Benz SLK should accelerate faster than 2005 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 300 kg more than 2004 Mercedes-Benz SLK.
Let's talk about torque, 2004 Mercedes-Benz SLK (500 Nm) has 90 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2004 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 2005 Audi S4 | 2004 Mercedes-Benz SLK | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | SLK |
| Year Released | 2005 | 2004 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 5439 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 355 HP |
| Engine RPM | 6300 RPM | 5750 RPM |
| Torque | 410 Nm | 500 Nm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1840 kg | 1540 kg |
| Vehicle Length | 4580 mm | 4090 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1280 mm |
| Wheelbase Size | 2660 mm | 2440 mm |
| Fuel Tank Capacity | 63 L | 70 L |
