2006 Alfa Romeo 147 vs. 2009 Audi A4
To start off, 2009 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2006 Alfa Romeo 147 would be higher. At 1,779 cc (4 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (161 HP @ 5700 RPM) has 43 more horse power than 2006 Alfa Romeo 147. (118 HP @ 6200 RPM) In normal driving conditions, 2009 Audi A4 should accelerate faster than 2006 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 262 kg more than 2006 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 Audi A4 (225 Nm @ 1950 RPM) has 79 more torque (in Nm) than 2006 Alfa Romeo 147. (146 Nm @ 4200 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 147.
Compare all specifications:
| 2006 Alfa Romeo 147 | 2009 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | 147 | A4 |
| Year Released | 2006 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 1779 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 118 HP | 161 HP |
| Engine RPM | 6200 RPM | 5700 RPM |
| Torque | 146 Nm | 225 Nm |
| Torque RPM | 4200 RPM | 1950 RPM |
| Engine Bore Size | 82 mm | 81 mm |
| Engine Stroke Size | 75.7 mm | 86.4 mm |
| Engine Compression Ratio | 10.3:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 195 km/hour | 226 km/hour |
| Acceleration 0-100mph | 10.6 seconds | 9.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1278 kg | 1540 kg |
| Vehicle Length | 4230 mm | 4580 mm |
| Vehicle Width | 1740 mm | 1780 mm |
| Vehicle Height | 1450 mm | 1400 mm |
| Wheelbase Size | 2550 mm | 2660 mm |
| Fuel Consumption Overall | 8.2 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 60 L | 70 L |
