2009 Audi A8 vs. 2012 Mercedes-Benz B
To start off, 2012 Mercedes-Benz B is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Audi A8. In addition, the cost of maintenance, including insurance, on 2009 Audi A8 would be higher. At 2,772 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (207 HP @ 5500 RPM) has 99 more horse power than 2012 Mercedes-Benz B. (108 HP @ 3200 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2012 Mercedes-Benz B.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 Audi A8 (280 Nm @ 3000 RPM) has 30 more torque (in Nm) than 2012 Mercedes-Benz B. (250 Nm @ 1400 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2012 Mercedes-Benz B.
Compare all specifications:
| 2009 Audi A8 | 2012 Mercedes-Benz B | |
| Make | Audi | Mercedes-Benz |
| Model | A8 | B |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2772 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 207 HP | 108 HP |
| Engine RPM | 5500 RPM | 3200 RPM |
| Torque | 280 Nm | 250 Nm |
| Torque RPM | 3000 RPM | 1400 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 238 km/hour | 190 km/hour |
| Acceleration 0-100mph | 8 seconds | 10.9 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5070 mm | 4359 mm |
| Vehicle Width | 1900 mm | 1786 mm |
| Vehicle Height | 1450 mm | 1557 mm |
| Wheelbase Size | 2950 mm | 2699 mm |
