2008 Audi S5 vs. 2011 Mercedes-Benz SL
To start off, 2011 Mercedes-Benz SL is newer by 3 year(s). Which means there will be less support and parts availability for 2008 Audi S5. In addition, the cost of maintenance, including insurance, on 2008 Audi S5 would be higher. At 6,200 cc (8 cylinders), 2011 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz SL (518 HP @ 6800 RPM) has 164 more horse power than 2008 Audi S5. (354 HP @ 6800 RPM) In normal driving conditions, 2011 Mercedes-Benz SL should accelerate faster than 2008 Audi S5. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz SL weights approximately 169 kg more than 2008 Audi S5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi S5 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2008 Audi S5 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, 2011 Mercedes-Benz SL (630 Nm @ 5200 RPM) has 189 more torque (in Nm) than 2008 Audi S5. (441 Nm @ 3500 RPM). This means 2011 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi S5. 2011 Mercedes-Benz SL has automatic transmission and 2008 Audi S5 has manual transmission. 2008 Audi S5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi S5 | 2011 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | S5 | SL |
| Year Released | 2008 | 2011 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 6200 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 354 HP | 518 HP |
| Engine RPM | 6800 RPM | 6800 RPM |
| Torque | 441 Nm | 630 Nm |
| Torque RPM | 3500 RPM | 5200 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1770 kg | 1939 kg |
| Vehicle Length | 4640 mm | 4592 mm |
| Vehicle Width | 1860 mm | 1816 mm |
| Vehicle Height | 1380 mm | 1298 mm |
| Wheelbase Size | 2760 mm | 2560 mm |
| Fuel Tank Capacity | 63 L | 80 L |
