2006 Audi S4 vs. 2004 Mercedes-Benz SLK
To start off, 2006 Audi S4 is newer by 2 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 16 more horse power than 2006 Audi S4. (339 HP @ 7000 RPM) In normal driving conditions, 2004 Mercedes-Benz SLK should accelerate faster than 2006 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercedes-Benz SLK weights approximately 265 kg more than 2006 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Mercedes-Benz SLK. In wet, icy, snow, or gravel driving conditions, 2006 Audi S4 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, 2004 Mercedes-Benz SLK (500 Nm @ 4000 RPM) has 90 more torque (in Nm) than 2006 Audi S4. (410 Nm @ 3500 RPM). This means 2004 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi S4. 2004 Mercedes-Benz SLK has automatic transmission and 2006 Audi S4 has manual transmission. 2006 Audi S4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Mercedes-Benz SLK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi S4 | 2004 Mercedes-Benz SLK | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | SLK |
| Year Released | 2006 | 2004 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4162 cc | 5439 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 339 HP | 355 HP |
| Engine RPM | 7000 RPM | 5750 RPM |
| Torque | 410 Nm | 500 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Acceleration 0-100mph | 5.9 seconds | 4.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1275 kg | 1540 kg |
| Vehicle Length | 4590 mm | 4090 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1280 mm |
| Wheelbase Size | 2650 mm | 2440 mm |
| Fuel Tank Capacity | 63 L | 70 L |
