2005 Audi A4 vs. 2013 Mercedes-Benz SL
To start off, 2013 Mercedes-Benz SL is newer by 8 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 6,000 cc (12 cylinders), 2013 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2013 Mercedes-Benz SL (613 HP @ 4800 RPM) has 393 more horse power than 2005 Audi A4. (220 HP @ 6200 RPM) In normal driving conditions, 2013 Mercedes-Benz SL should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2013 Mercedes-Benz SL weights approximately 220 kg more than 2005 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2013 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2005 Audi A4 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, 2013 Mercedes-Benz SL (999 Nm) has 699 more torque (in Nm) than 2005 Audi A4. (300 Nm). This means 2013 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2013 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | SL |
| Year Released | 2005 | 2013 |
| Body Type | Station Wagon | Roadster |
| Engine Position | Front | Middle |
| Engine Size | 2967 cc | 6000 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 220 HP | 613 HP |
| Engine RPM | 6200 RPM | 4800 RPM |
| Torque | 300 Nm | 999 Nm |
| Engine Bore Size | 83 mm | 82 mm |
| Engine Stroke Size | 93 mm | 93 mm |
| Engine Compression Ratio | 10.1:1 | 9.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | 4-speed manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1730 kg | 1950 kg |
| Vehicle Length | 4550 mm | 4633 mm |
| Vehicle Width | 1770 mm | 2099 mm |
| Vehicle Height | 1430 mm | 1300 mm |
| Wheelbase Size | 2770 mm | 2585 mm |
| Fuel Consumption Highway | 9.4 L/100km | 8.4 L/100km |
| Fuel Consumption City | 13.1 L/100km | 17 L/100km |
