2005 Audi A4 vs. 2004 Alfa Romeo 166
To start off, 2005 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 166 would be higher. At 3,177 cc (6 cylinders), 2004 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 166 (247 HP @ 6200 RPM) has 86 more horse power than 2005 Audi A4. (161 HP @ 5700 RPM) In normal driving conditions, 2004 Alfa Romeo 166 should accelerate faster than 2005 Audi A4.
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, 2004 Alfa Romeo 166 (289 Nm @ 4800 RPM) has 58 more torque (in Nm) than 2005 Audi A4. (231 Nm @ 1950 RPM). This means 2004 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2004 Alfa Romeo 166 | |
| Make | Audi | Alfa Romeo |
| Model | A4 | 166 |
| Year Released | 2005 | 2004 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 3177 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 161 HP | 247 HP |
| Engine RPM | 5700 RPM | 6200 RPM |
| Torque | 231 Nm | 289 Nm |
| Torque RPM | 1950 RPM | 4800 RPM |
| Engine Bore Size | 81 mm | 93 mm |
| Engine Stroke Size | 86.4 mm | 78 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Top Speed | 226 km/hour | 245 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 7.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1540 kg | 1540 kg |
| Vehicle Length | 4580 mm | 4730 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1400 mm | 1420 mm |
| Wheelbase Size | 2770 mm | 2550 mm |
| Fuel Consumption Overall | 8.5 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 70 L | 69 L |
