2009 Audi RS6 vs. 1998 Mercedes-Benz SL
To start off, 2009 Audi RS6 is newer by 11 year(s). Which means there will be less support and parts availability for 1998 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 1998 Mercedes-Benz SL would be higher. At 4,991 cc (10 cylinders), 2009 Audi RS6 is equipped with a bigger engine. In terms of performance, 2009 Audi RS6 (572 HP @ 6250 RPM) has 368 more horse power than 1998 Mercedes-Benz SL. (204 HP @ 5700 RPM). In normal driving conditions, 2009 Audi RS6 should accelerate faster than 1998 Mercedes-Benz SL. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi RS6 weights approximately 218 kg more than 1998 Mercedes-Benz SL. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi RS6 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2009 Audi RS6 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, 2009 Audi RS6 (650 Nm @ 1500 RPM) has 380 more torque (in Nm) than 1998 Mercedes-Benz SL. (270 Nm @ 3000 RPM). This means 2009 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 1998 Mercedes-Benz SL.
Compare all specifications:
| 2009 Audi RS6 | 1998 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | RS6 | SL |
| Year Released | 2009 | 1998 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4991 cc | 2799 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 572 HP | 204 HP |
| Engine RPM | 6250 RPM | 5700 RPM |
| Torque | 650 Nm | 270 Nm |
| Torque RPM | 1500 RPM | 3000 RPM |
| Engine Bore Size | 84.5 mm | 89.9 mm |
| Engine Stroke Size | 89 mm | 73.5 mm |
| Engine Compression Ratio | 10.5:1 | 10.1:1 |
| Top Speed | 280 km/hour | 228 km/hour |
| Acceleration 0-100mph | 4.6 seconds | 9.8 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2028 kg | 1810 kg |
| Vehicle Length | 4930 mm | 4510 mm |
| Vehicle Width | 1900 mm | 1820 mm |
| Vehicle Height | 1470 mm | 1300 mm |
| Wheelbase Size | 2850 mm | 2520 mm |
| Fuel Tank Capacity | 80 L | 80 L |
