2006 Alfa Romeo 166 vs. 2008 Audi A8
To start off, 2008 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2006 Alfa Romeo 166 would be higher. At 4,172 cc (8 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (330 HP @ 6500 RPM) has 92 more horse power than 2006 Alfa Romeo 166. (238 HP @ 6200 RPM) In normal driving conditions, 2008 Audi A8 should accelerate faster than 2006 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 295 kg more than 2006 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 2008 Audi A8 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, 2008 Audi A8 (431 Nm @ 3500 RPM) has 142 more torque (in Nm) than 2006 Alfa Romeo 166. (289 Nm @ 4800 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 166.
Compare all specifications:
| 2006 Alfa Romeo 166 | 2008 Audi A8 | |
| Make | Alfa Romeo | Audi |
| Model | 166 | A8 |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 4172 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 238 HP | 330 HP |
| Engine RPM | 6200 RPM | 6500 RPM |
| Torque | 289 Nm | 431 Nm |
| Torque RPM | 4800 RPM | 3500 RPM |
| Engine Bore Size | 93 mm | 84.5 mm |
| Engine Stroke Size | 78 mm | 93 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 245 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 6.4 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1615 kg | 1910 kg |
| Vehicle Length | 4730 mm | 5190 mm |
| Vehicle Width | 1810 mm | 1900 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2710 mm | 3080 mm |
| Fuel Consumption Overall | 12.5 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 69 L | 90 L |
