2004 Audi A8 vs. 2007 Mercedes-Benz SLK
To start off, 2007 Mercedes-Benz SLK is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Audi A8. In addition, the cost of maintenance, including insurance, on 2004 Audi A8 would be higher. At 3,697 cc (8 cylinders), 2004 Audi A8 is equipped with a bigger engine. In terms of performance, 2004 Audi A8 (276 HP @ 6000 RPM) has 8 more horse power than 2007 Mercedes-Benz SLK. (268 HP @ 5750 RPM). In normal driving conditions, 2004 Audi A8 should accelerate faster than 2007 Mercedes-Benz SLK.
Because 2004 Audi A8 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, 2004 Audi A8 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, 2007 Mercedes-Benz SLK (510 Nm @ 4000 RPM) has 150 more torque (in Nm) than 2004 Audi A8. (360 Nm @ 3750 RPM). This means 2007 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A8.
Compare all specifications:
| 2004 Audi A8 | 2007 Mercedes-Benz SLK | |
| Make | Audi | Mercedes-Benz |
| Model | A8 | SLK |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3697 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 276 HP | 268 HP |
| Engine RPM | 6000 RPM | 5750 RPM |
| Torque | 360 Nm | 510 Nm |
| Torque RPM | 3750 RPM | 4000 RPM |
| Engine Bore Size | 84.6 mm | 97 mm |
| Engine Stroke Size | 82.4 mm | 92 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Height | 1450 mm | 1280 mm |
| Wheelbase Size | 2850 mm | 2440 mm |
| Fuel Consumption Overall | 11.7 L/100km | 12 L/100km |
| Fuel Tank Capacity | 90 L | 70 L |
