2007 Alfa Romeo 166 vs. 2009 Audi S6
To start off, 2009 Audi S6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2007 Alfa Romeo 166 would be higher. At 5,204 cc (10 cylinders), 2009 Audi S6 is equipped with a bigger engine. In terms of performance, 2009 Audi S6 (435 HP @ 6800 RPM) has 218 more horse power than 2007 Alfa Romeo 166. (217 HP @ 6300 RPM) In normal driving conditions, 2009 Audi S6 should accelerate faster than 2007 Alfa Romeo 166.
Because 2009 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi S6 (540 Nm @ 3000 RPM) has 275 more torque (in Nm) than 2007 Alfa Romeo 166. (265 Nm @ 5000 RPM). This means 2009 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 166.
Compare all specifications:
| 2007 Alfa Romeo 166 | 2009 Audi S6 | |
| Make | Alfa Romeo | Audi |
| Model | 166 | S6 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 5204 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 217 HP | 435 HP |
| Engine RPM | 6300 RPM | 6800 RPM |
| Torque | 265 Nm | 540 Nm |
| Torque RPM | 5000 RPM | 3000 RPM |
| Engine Bore Size | 93 mm | 84.5 mm |
| Engine Stroke Size | 72.6 mm | 92.8 mm |
| Engine Compression Ratio | 10.0:1 | 12.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4730 mm | 4920 mm |
| Vehicle Width | 1810 mm | 2020 mm |
| Vehicle Height | 1420 mm | 1450 mm |
| Wheelbase Size | 2710 mm | 2850 mm |
| Fuel Consumption Overall | 13 L/100km | 14.8 L/100km |
| Fuel Tank Capacity | 69 L | 80 L |
