2005 Alfa Romeo 159 vs. 2009 Audi A5
To start off, 2009 Audi A5 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 159. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 159 would be higher. At 2,965 cc (6 cylinders), 2009 Audi A5 is equipped with a bigger engine. In terms of performance, 2009 Audi A5 (237 HP @ 4000 RPM) has 79 more horse power than 2005 Alfa Romeo 159. (158 HP @ 6500 RPM) In normal driving conditions, 2009 Audi A5 should accelerate faster than 2005 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A5 weights approximately 130 kg more than 2005 Alfa Romeo 159. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A5 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo 159. In wet, icy, snow, or gravel driving conditions, 2009 Audi A5 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, 2009 Audi A5 (500 Nm @ 1500 RPM) has 310 more torque (in Nm) than 2005 Alfa Romeo 159. (190 Nm @ 4500 RPM). This means 2009 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 159.
Compare all specifications:
| 2005 Alfa Romeo 159 | 2009 Audi A5 | |
| Make | Alfa Romeo | Audi |
| Model | 159 | A5 |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1859 cc | 2965 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 158 HP | 237 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 190 Nm | 500 Nm |
| Torque RPM | 4500 RPM | 1500 RPM |
| Engine Bore Size | 86.1 mm | 83 mm |
| Engine Stroke Size | 80 mm | 91.4 mm |
| Engine Compression Ratio | 11.3:1 | 16.8:1 |
| Acceleration 0-100mph | 9.7 seconds | 5.9 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1480 kg | 1610 kg |
| Vehicle Length | 4670 mm | 4630 mm |
| Vehicle Width | 1830 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1380 mm |
| Wheelbase Size | 2600 mm | 2760 mm |
| Fuel Consumption Overall | 8.7 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
