2006 Audi S6 vs. 1999 Alfa Romeo 166
To start off, 2006 Audi S6 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 1999 Alfa Romeo 166 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 265 more horse power than 1999 Alfa Romeo 166. (155 HP @ 6400 RPM). In normal driving conditions, 2006 Audi S6 should accelerate faster than 1999 Alfa Romeo 166.
Because 2006 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Alfa Romeo 166. 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 545 more torque (in Nm) than 1999 Alfa Romeo 166. (187 Nm @ 2800 RPM). This means 2006 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 1999 Alfa Romeo 166. 2006 Audi S6 has automatic transmission and 1999 Alfa Romeo 166 has manual transmission. 1999 Alfa Romeo 166 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:
| 2006 Audi S6 | 1999 Alfa Romeo 166 | |
| Make | Audi | Alfa Romeo |
| Model | S6 | 166 |
| Year Released | 2006 | 1999 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1970 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 420 HP | 155 HP |
| Engine RPM | 6800 RPM | 6400 RPM |
| Torque | 732 Nm | 187 Nm |
| Torque RPM | 3000 RPM | 2800 RPM |
| Engine Compression Ratio | 12.5:1 | 10.0:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Width | 1870 mm | 1820 mm |
