2005 Alfa Romeo 156 vs. 2006 Audi S6
To start off, 2006 Audi S6 is newer by 1 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 5,204 cc (10 cylinders), 2006 Audi S6 is equipped with a bigger engine. In terms of performance, 2006 Audi S6 (420 HP @ 6800 RPM) has 173 more horse power than 2005 Alfa Romeo 156. (247 HP @ 6200 RPM) In normal driving conditions, 2006 Audi S6 should accelerate faster than 2005 Alfa Romeo 156.
Because 2006 Audi S6 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, 2006 Audi S6 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 S6 (732 Nm @ 3000 RPM) has 427 more torque (in Nm) than 2005 Alfa Romeo 156. (305 Nm @ 4800 RPM). This means 2006 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156. 2006 Audi S6 has automatic transmission and 2005 Alfa Romeo 156 has manual transmission. 2005 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Audi S6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2006 Audi S6 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | S6 |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 5204 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 420 HP |
| Engine RPM | 6200 RPM | 6800 RPM |
| Torque | 305 Nm | 732 Nm |
| Torque RPM | 4800 RPM | 3000 RPM |
| Engine Compression Ratio | 10.5:1 | 12.5:1 |
| Top Speed | 250 km/hour | 245 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Width | 1770 mm | 1870 mm |
