2005 Audi S4 vs. 2001 Mercedes-Benz SLK
To start off, 2005 Audi S4 is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Mercedes-Benz SLK. In addition, the cost of maintenance, including insurance, on 2001 Mercedes-Benz SLK would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2001 Mercedes-Benz SLK (349 HP @ 6100 RPM) has 9 more horse power than 2005 Audi S4. (340 HP @ 6300 RPM) In normal driving conditions, 2001 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 345 kg more than 2001 Mercedes-Benz SLK.
Let's talk about torque, 2001 Mercedes-Benz SLK (450 Nm) has 40 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2001 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 | 2001 Mercedes-Benz SLK | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | SLK |
| Year Released | 2005 | 2001 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 3199 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 340 HP | 349 HP |
| Engine RPM | 6300 RPM | 6100 RPM |
| Torque | 410 Nm | 450 Nm |
| Engine Bore Size | 85 mm | 89.9 mm |
| Engine Stroke Size | 93 mm | 84 mm |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1840 kg | 1495 kg |
| Vehicle Length | 4580 mm | 4000 mm |
| Vehicle Width | 1780 mm | 1720 mm |
| Vehicle Height | 1400 mm | 1280 mm |
| Wheelbase Size | 2660 mm | 2410 mm |
| Fuel Consumption Highway | 10.2 L/100km | 8.6 L/100km |
| Fuel Consumption City | 13.8 L/100km | 16.3 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
