2005 Alfa Romeo 156 vs. 2009 Audi A6
To start off, 2009 Audi A6 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 2,490 cc (6 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (185 HP @ 5000 RPM) has 37 more horse power than 2009 Audi A6. (148 HP @ 5700 RPM). In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 105 kg more than 2005 Alfa Romeo 156.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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, 2005 Alfa Romeo 156 (221 Nm @ 5000 RPM) has 11 more torque (in Nm) than 2009 Audi A6. (210 Nm @ 1750 RPM). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2009 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A6 |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2490 cc | 1779 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 185 HP | 148 HP |
| Engine RPM | 5000 RPM | 5700 RPM |
| Torque | 221 Nm | 210 Nm |
| Torque RPM | 5000 RPM | 1750 RPM |
| Engine Bore Size | 88 mm | 81 mm |
| Engine Stroke Size | 68.3 mm | 86.4 mm |
| Engine Compression Ratio | 10.3:1 | 10.0:1 |
| Top Speed | 225 km/hour | 212 km/hour |
| Acceleration 0-100mph | 8.4 seconds | 10 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1490 kg | 1595 kg |
| Vehicle Length | 4730 mm | 4800 mm |
| Vehicle Width | 1820 mm | 1820 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2600 mm | 2770 mm |
| Fuel Consumption Overall | 11.8 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 72 L | 70 L |
