2009 Audi A8 vs. 2009 Mercedes-Benz SL
To start off, both 2009 Audi A8 and 2009 Mercedes-Benz SL were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 6,208 cc (8 cylinders), 2009 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SL (518 HP) has 262 more horse power than 2009 Audi A8. (256 HP) In normal driving conditions, 2009 Mercedes-Benz SL should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz SL weights approximately 1670 kg more than 2009 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 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 Mercedes-Benz SL (631 Nm @ 5200 RPM) has 301 more torque (in Nm) than 2009 Audi A8. (330 Nm @ 3250 RPM). This means 2009 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A8. 2009 Audi A8 has automatic transmission and 2009 Mercedes-Benz SL has manual transmission. 2009 Mercedes-Benz SL will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A8 | 2009 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | A8 | SL |
| Year Released | 2009 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 6208 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 256 HP | 518 HP |
| Torque | 330 Nm | 631 Nm |
| Torque RPM | 3250 RPM | 5200 RPM |
| Engine Compression Ratio | 13.0:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1160 kg | 2830 kg |
| Vehicle Length | 5060 mm | 4540 mm |
| Vehicle Width | 1900 mm | 1820 mm |
| Vehicle Height | 1450 mm | 1300 mm |
| Wheelbase Size | 2950 mm | 2570 mm |
| Fuel Consumption Overall | 11 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 90 L | 80 L |
