2009 Audi A4 vs. 2004 Alfa Romeo 166
To start off, 2009 Audi A4 is newer by 5 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 2,387 cc (5 cylinders), 2004 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 166 (148 HP @ 4000 RPM) has 7 more horse power than 2009 Audi A4. (141 HP @ 4200 RPM) In normal driving conditions, 2004 Alfa Romeo 166 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 166 weights approximately 22 kg more than 2009 Audi A4. 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, 2009 Audi A4 (320 Nm @ 1750 RPM) has 20 more torque (in Nm) than 2004 Alfa Romeo 166. (300 Nm @ 1800 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 166.
Compare all specifications:
| 2009 Audi A4 | 2004 Alfa Romeo 166 | |
| Make | Audi | Alfa Romeo |
| Model | A4 | 166 |
| Year Released | 2009 | 2004 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2387 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 141 HP | 148 HP |
| Engine RPM | 4200 RPM | 4000 RPM |
| Torque | 320 Nm | 300 Nm |
| Torque RPM | 1750 RPM | 1800 RPM |
| Engine Compression Ratio | 16.5:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 203 km/hour | 210 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 9.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1520 kg | 1542 kg |
| Vehicle Length | 4710 mm | 4730 mm |
| Vehicle Width | 1830 mm | 1810 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2810 mm | 2600 mm |
| Fuel Consumption Overall | 5.7 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 70 L | 69 L |
