2007 Alfa Romeo 166 vs. 2005 Audi A6
To start off, 2007 Alfa Romeo 166 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 4,163 cc (8 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (335 HP @ 4000 RPM) has 157 more horse power than 2007 Alfa Romeo 166. (178 HP @ 4000 RPM) In normal driving conditions, 2005 Audi A6 should accelerate faster than 2007 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 265 kg more than 2007 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 (420 Nm) has 35 more torque (in Nm) than 2007 Alfa Romeo 166. (385 Nm). This means 2005 Audi A6 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 | 2005 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 166 | A6 |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 4163 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 178 HP | 335 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 385 Nm | 420 Nm |
| Engine Compression Ratio | 18.5:1 | 11.0:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1615 kg | 1880 kg |
| Vehicle Length | 4730 mm | 4920 mm |
| Vehicle Width | 1810 mm | 2020 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2710 mm | 2660 mm |
| Fuel Consumption Overall | 7.5 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 69 L | 80 L |
