2007 Audi S4 vs. 2012 Mercedes-Benz SLS
To start off, 2012 Mercedes-Benz SLS is newer by 5 year(s). Which means there will be less support and parts availability for 2007 Audi S4. In addition, the cost of maintenance, including insurance, on 2007 Audi S4 would be higher. At 6,200 cc (8 cylinders), 2012 Mercedes-Benz SLS is equipped with a bigger engine. In terms of performance, 2012 Mercedes-Benz SLS (563 HP @ 6800 RPM) has 223 more horse power than 2007 Audi S4. (340 HP @ 6800 RPM) In normal driving conditions, 2012 Mercedes-Benz SLS should accelerate faster than 2007 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2012 Mercedes-Benz SLS weights approximately 131 kg more than 2007 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2012 Mercedes-Benz SLS. In wet, icy, snow, or gravel driving conditions, 2007 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, 2012 Mercedes-Benz SLS (649 Nm @ 4750 RPM) has 239 more torque (in Nm) than 2007 Audi S4. (410 Nm @ 3500 RPM). This means 2012 Mercedes-Benz SLS will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi S4.
Compare all specifications:
| 2007 Audi S4 | 2012 Mercedes-Benz SLS | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | SLS |
| Year Released | 2007 | 2012 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 6200 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 563 HP |
| Engine RPM | 6800 RPM | 6800 RPM |
| Torque | 410 Nm | 649 Nm |
| Torque RPM | 3500 RPM | 4750 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 7-speed automated manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1530 kg | 1661 kg |
| Vehicle Length | 4590 mm | 4638 mm |
| Vehicle Width | 1790 mm | 1938 mm |
| Wheelbase Size | 2660 mm | 2680 mm |
| Fuel Tank Capacity | 63 L | 85 L |
