2009 Alfa Romeo 147 vs. 2005 Audi A4
To start off, 2009 Alfa Romeo 147 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 1,910 cc (4 cylinders), 2009 Alfa Romeo 147 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (187 HP @ 5700 RPM) has 49 more horse power than 2009 Alfa Romeo 147. (138 HP @ 4000 RPM) In normal driving conditions, 2005 Audi A4 should accelerate faster than 2009 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 580 kg more than 2009 Alfa Romeo 147. 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, 2009 Alfa Romeo 147 (305 Nm @ 2000 RPM) has 65 more torque (in Nm) than 2005 Audi A4. (240 Nm @ 1950 RPM). This means 2009 Alfa Romeo 147 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2009 Alfa Romeo 147 | 2005 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | 147 | A4 |
| Year Released | 2009 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1779 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 138 HP | 187 HP |
| Engine RPM | 4000 RPM | 5700 RPM |
| Torque | 305 Nm | 240 Nm |
| Torque RPM | 2000 RPM | 1950 RPM |
| Engine Bore Size | 82 mm | 81 mm |
| Engine Stroke Size | 90.4 mm | 86.4 mm |
| Engine Compression Ratio | 19.0:1 | 9.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 206 km/hour | 237 km/hour |
| Acceleration 0-100mph | 9.1 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 | 1365 kg | 1945 kg |
| Vehicle Length | 4180 mm | 4550 mm |
| Vehicle Width | 1740 mm | 1770 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2580 mm |
| Fuel Consumption Overall | 6.1 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 60 L | 70 L |
