2005 Audi A4 vs. 2008 Alfa Romeo 156
To start off, 2008 Alfa Romeo 156 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 2,496 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (162 HP @ 4000 RPM) has 14 more horse power than 2008 Alfa Romeo 156. (148 HP @ 6300 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 2008 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 435 kg more than 2008 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, 2005 Audi A4 (350 Nm @ 1500 RPM) has 168 more torque (in Nm) than 2008 Alfa Romeo 156. (182 Nm @ 3800 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Alfa Romeo 156.
Compare all specifications:
| 2005 Audi A4 | 2008 Alfa Romeo 156 | |
| Make | Audi | Alfa Romeo |
| Model | A4 | 156 |
| Year Released | 2005 | 2008 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 162 HP | 148 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 350 Nm | 182 Nm |
| Torque RPM | 1500 RPM | 3800 RPM |
| Engine Bore Size | 78.3 mm | 83 mm |
| Engine Stroke Size | 86.4 mm | 91 mm |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 225 km/hour | 214 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 8.8 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 | 1720 kg | 1285 kg |
| Vehicle Length | 4580 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1750 mm |
| Vehicle Height | 1400 mm | 1440 mm |
| Wheelbase Size | 2770 mm | 2600 mm |
| Fuel Consumption Overall | 7.3 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
