2005 Audi A6 vs. 2001 Alfa Romeo 166
To start off, 2005 Audi A6 is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo 166 would be higher. At 2,967 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (220 HP @ 4000 RPM) has 84 more horse power than 2001 Alfa Romeo 166. (136 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2001 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 275 kg more than 2001 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 2005 Audi A6 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, 2005 Audi A6 (451 Nm @ 1400 RPM) has 147 more torque (in Nm) than 2001 Alfa Romeo 166. (304 Nm @ 2000 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo 166.
Compare all specifications:
| 2005 Audi A6 | 2001 Alfa Romeo 166 | |
| Make | Audi | Alfa Romeo |
| Model | A6 | 166 |
| Year Released | 2005 | 2001 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 2387 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 220 HP | 136 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 451 Nm | 304 Nm |
| Torque RPM | 1400 RPM | 2000 RPM |
| Engine Bore Size | 83 mm | 82.1 mm |
| Engine Stroke Size | 91.4 mm | 90.4 mm |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 7.3 seconds | 9 seconds |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1765 kg | 1490 kg |
| Vehicle Length | 4920 mm | 4730 mm |
| Vehicle Width | 1860 mm | 1820 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2770 mm | 2600 mm |
| Fuel Tank Capacity | 80 L | 72 L |
