2008 Audi A4 vs. 2006 Mercedes-Benz A
To start off, 2008 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz A. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz A would be higher. At 1,991 cc (4 cylinders), 2006 Mercedes-Benz A is equipped with a bigger engine. In terms of performance, 2008 Audi A4 (187 HP @ 5700 RPM) has 106 more horse power than 2006 Mercedes-Benz A. (81 HP @ 4200 RPM). In normal driving conditions, 2008 Audi A4 should accelerate faster than 2006 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 95 kg more than 2006 Mercedes-Benz A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2008 Audi A4 (240 Nm @ 1950 RPM) has 60 more torque (in Nm) than 2006 Mercedes-Benz A. (180 Nm @ 1400 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercedes-Benz A.
Compare all specifications:
| 2008 Audi A4 | 2006 Mercedes-Benz A | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | A |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1780 cc | 1991 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 187 HP | 81 HP |
| Engine RPM | 5700 RPM | 4200 RPM |
| Torque | 240 Nm | 180 Nm |
| Torque RPM | 1950 RPM | 1400 RPM |
| Engine Bore Size | 81 mm | 83.1 mm |
| Engine Stroke Size | 86.4 mm | 92 mm |
| Engine Compression Ratio | 9.0:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 8.2 seconds | 15 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1395 kg | 1300 kg |
| Vehicle Length | 4550 mm | 3840 mm |
| Vehicle Width | 1780 mm | 1770 mm |
| Vehicle Height | 1430 mm | 1600 mm |
| Wheelbase Size | 2660 mm | 2570 mm |
| Fuel Consumption Overall | 8.6 L/100km | 5 L/100km |
| Fuel Tank Capacity | 70 L | 54 L |
