2006 Alfa Romeo 156 vs. 2005 Audi A6
To start off, 2006 Alfa Romeo 156 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 2,387 cc (5 cylinders), 2006 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 156 (173 HP @ 4000 RPM) has 25 more horse power than 2005 Audi A6. (148 HP @ 5700 RPM). In normal driving conditions, 2006 Alfa Romeo 156 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 156 weights approximately 20 kg more than 2005 Audi A6. 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, 2006 Alfa Romeo 156 (385 Nm @ 2000 RPM) has 175 more torque (in Nm) than 2005 Audi A6. (210 Nm @ 1750 RPM). This means 2006 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2006 Alfa Romeo 156 | 2005 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A6 |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1781 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 173 HP | 148 HP |
| Engine RPM | 4000 RPM | 5700 RPM |
| Torque | 385 Nm | 210 Nm |
| Torque RPM | 2000 RPM | 1750 RPM |
| Engine Compression Ratio | 18.5:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 225 km/hour | 209 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 9.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1490 kg |
| Vehicle Length | 4440 mm | 4800 mm |
| Vehicle Width | 1750 mm | 1820 mm |
| Vehicle Height | 1440 mm | 1460 mm |
| Wheelbase Size | 2550 mm | 2770 mm |
| Fuel Consumption Overall | 6.6 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
