2002 Alfa Romeo 156 vs. 2009 Audi A4
To start off, 2009 Audi A4 is newer by 7 year(s). Which means there will be less support and parts availability for 2002 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2002 Alfa Romeo 156 would be higher. At 3,197 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (261 HP @ 6500 RPM) has 143 more horse power than 2002 Alfa Romeo 156. (118 HP @ 6200 RPM) In normal driving conditions, 2009 Audi A4 should accelerate faster than 2002 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 240 kg more than 2002 Alfa Romeo 156. 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 (330 Nm @ 3000 RPM) has 184 more torque (in Nm) than 2002 Alfa Romeo 156. (146 Nm @ 4200 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2002 Alfa Romeo 156.
Compare all specifications:
| 2002 Alfa Romeo 156 | 2009 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A4 |
| Year Released | 2002 | 2009 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 3197 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 118 HP | 261 HP |
| Engine RPM | 6200 RPM | 6500 RPM |
| Torque | 146 Nm | 330 Nm |
| Torque RPM | 4200 RPM | 3000 RPM |
| Engine Bore Size | 82 mm | 84.6 mm |
| Engine Stroke Size | 75.6 mm | 92.8 mm |
| Engine Compression Ratio | 10.3:1 | 12.5:1 |
| Acceleration 0-100mph | 11 seconds | 6.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1390 kg | 1630 kg |
| Vehicle Length | 4450 mm | 4710 mm |
| Vehicle Width | 1750 mm | 1830 mm |
| Vehicle Height | 1400 mm | 1440 mm |
| Wheelbase Size | 2550 mm | 2810 mm |
| Fuel Tank Capacity | 63 L | 64 L |
