2009 Alfa Romeo 147 vs. 2006 Audi A4
To start off, 2009 Alfa Romeo 147 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 3,129 cc (6 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (255 HP @ 6500 RPM) has 117 more horse power than 2009 Alfa Romeo 147. (138 HP @ 4000 RPM) In normal driving conditions, 2006 Audi A4 should accelerate faster than 2009 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 515 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.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Alfa Romeo 147. In wet, icy, snow, or gravel driving conditions, 2006 Audi A4 will offer significantly more control. 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, 2006 Audi A4 (330 Nm @ 3250 RPM) has 25 more torque (in Nm) than 2009 Alfa Romeo 147. (305 Nm @ 2000 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Alfa Romeo 147.
Compare all specifications:
| 2009 Alfa Romeo 147 | 2006 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | 147 | A4 |
| Year Released | 2009 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1909 cc | 3129 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 138 HP | 255 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 305 Nm | 330 Nm |
| Torque RPM | 2000 RPM | 3250 RPM |
| Engine Bore Size | 82 mm | 84.5 mm |
| Engine Stroke Size | 90.4 mm | 92.8 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1365 kg | 1880 kg |
| Vehicle Length | 4180 mm | 4590 mm |
| Vehicle Width | 1740 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2660 mm |
| Fuel Consumption Overall | 5.9 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 60 L | 63 L |
