2008 Alfa Romeo 166 vs. 2006 Audi A4
To start off, 2008 Alfa Romeo 166 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 2,387 cc (5 cylinders), 2008 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2008 Alfa Romeo 166 (178 HP @ 4000 RPM) has 16 more horse power than 2006 Audi A4. (162 HP @ 5700 RPM). In normal driving conditions, 2008 Alfa Romeo 166 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Alfa Romeo 166 weights approximately 155 kg more than 2006 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 2006 Audi A4 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 Alfa Romeo 166 (386 Nm @ 2000 RPM) has 161 more torque (in Nm) than 2006 Audi A4. (225 Nm @ 1950 RPM). This means 2008 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2008 Alfa Romeo 166 | 2006 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | 166 | A4 |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | Sedan |
| 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 | 178 HP | 162 HP |
| Engine RPM | 4000 RPM | 5700 RPM |
| Torque | 386 Nm | 225 Nm |
| Torque RPM | 2000 RPM | 1950 RPM |
| Engine Bore Size | 82 mm | 81 mm |
| Engine Stroke Size | 90.4 mm | 86.4 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 222 km/hour | 226 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 8.7 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1615 kg | 1460 kg |
| Vehicle Length | 4730 mm | 4550 mm |
| Vehicle Width | 1810 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1430 mm |
| Wheelbase Size | 2710 mm | 2660 mm |
| Fuel Consumption Overall | 7.5 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 69 L | 70 L |
