2005 Audi A4 vs. 2009 Mercedes-Benz A
To start off, 2009 Mercedes-Benz A is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 1,984 cc (4 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (148 HP @ 6000 RPM) has 34 more horse power than 2009 Mercedes-Benz A. (114 HP @ 5500 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 2009 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 80 kg more than 2009 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, 2005 Audi A4 (200 Nm @ 3500 RPM) has 45 more torque (in Nm) than 2009 Mercedes-Benz A. (155 Nm @ 3500 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz A.
Compare all specifications:
| 2005 Audi A4 | 2009 Mercedes-Benz A | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | A |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1699 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 148 HP | 114 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 200 Nm | 155 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 82.6 mm | 83.1 mm |
| Engine Stroke Size | 92.8 mm | 78.5 mm |
| Engine Compression Ratio | 11.5:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 9.9 seconds | 10.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1405 kg | 1325 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 | 7.1 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
