2007 Audi A4 vs. 2006 Mercedes-Benz SL
To start off, 2007 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz SL would be higher. At 3,498 cc (6 cylinders), 2006 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz SL (268 HP @ 6000 RPM) has 13 more horse power than 2007 Audi A4. (255 HP @ 6500 RPM) In normal driving conditions, 2006 Mercedes-Benz SL should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 55 kg more than 2006 Mercedes-Benz SL.
Because 2006 Mercedes-Benz SL is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 Mercedes-Benz SL. However, in wet, icy, snow, or gravel driving conditions, 2007 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2006 Mercedes-Benz SL (350 Nm @ 2400 RPM) has 20 more torque (in Nm) than 2007 Audi A4. (330 Nm @ 3250 RPM). This means 2006 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2006 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | SL |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 268 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 330 Nm | 350 Nm |
| Torque RPM | 3250 RPM | 2400 RPM |
| Engine Bore Size | 84 mm | 92.9 mm |
| Engine Stroke Size | 96 mm | 86 mm |
| Engine Compression Ratio | 11.3:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1880 kg | 1825 kg |
| Vehicle Length | 4590 mm | 4540 mm |
| Vehicle Width | 1780 mm | 1830 mm |
| Vehicle Height | 1430 mm | 1320 mm |
| Wheelbase Size | 2660 mm | 2570 mm |
| Fuel Consumption | 8.3 L/100km | 9.6 L/100km |
| Fuel Consumption Overall | 10 L/100km | 10.5 L/100km |
| Fuel Tank Capacity | 70 L | 80 L |
