2006 Alfa Romeo 159 vs. 2005 Audi A4
To start off, 2006 Alfa Romeo 159 is newer by 1 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 2,198 cc (4 cylinders), 2006 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (187 HP @ 5700 RPM) has 5 more horse power than 2006 Alfa Romeo 159. (182 HP @ 6500 RPM) In normal driving conditions, 2005 Audi A4 should accelerate faster than 2006 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 330 kg more than 2006 Alfa Romeo 159. 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 (240 Nm @ 1950 RPM) has 10 more torque (in Nm) than 2006 Alfa Romeo 159. (230 Nm @ 4500 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 159.
Compare all specifications:
| 2006 Alfa Romeo 159 | 2005 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | 159 | A4 |
| Year Released | 2006 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2198 cc | 1779 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 182 HP | 187 HP |
| Engine RPM | 6500 RPM | 5700 RPM |
| Torque | 230 Nm | 240 Nm |
| Torque RPM | 4500 RPM | 1950 RPM |
| Engine Bore Size | 86.1 mm | 81 mm |
| Engine Stroke Size | 94.6 mm | 86.4 mm |
| Engine Compression Ratio | 11.3:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 9 seconds | 8.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1615 kg | 1945 kg |
| Vehicle Length | 4670 mm | 4550 mm |
| Vehicle Width | 1840 mm | 1770 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2710 mm | 2580 mm |
| Fuel Consumption Overall | 9.5 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
