2007 Audi A8 vs. 2008 Mercedes-Benz SL
To start off, 2008 Mercedes-Benz SL is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Audi A8. In addition, the cost of maintenance, including insurance, on 2007 Audi A8 would be higher. At 5,461 cc (8 cylinders), 2008 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2008 Mercedes-Benz SL (382 HP @ 6000 RPM) has 106 more horse power than 2007 Audi A8. (276 HP @ 6000 RPM) In normal driving conditions, 2008 Mercedes-Benz SL should accelerate faster than 2007 Audi A8.
Because 2007 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2007 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, 2008 Mercedes-Benz SL (530 Nm @ 2800 RPM) has 170 more torque (in Nm) than 2007 Audi A8. (360 Nm @ 3750 RPM). This means 2008 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A8.
Compare all specifications:
| 2007 Audi A8 | 2008 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | A8 | SL |
| Year Released | 2007 | 2008 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3697 cc | 5461 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 276 HP | 382 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 360 Nm | 530 Nm |
| Torque RPM | 3750 RPM | 2800 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| 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 | 8.6 L/100km | 11.2 L/100km |
| Fuel Consumption City | 17.1 L/100km | 16.8 L/100km |
| Fuel Consumption Overall | 11.7 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 90 L | 80 L |
