2003 Alfa Romeo 156 vs. 2004 Audi A4
To start off, 2004 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 2,496 cc (6 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (178 HP @ 4000 RPM) has 40 more horse power than 2003 Alfa Romeo 156. (138 HP @ 6500 RPM) In normal driving conditions, 2004 Audi A4 should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 325 kg more than 2003 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2004 Audi A4 will offer significantly more control. 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 Audi A4 (380 Nm @ 1500 RPM) has 217 more torque (in Nm) than 2003 Alfa Romeo 156. (163 Nm @ 3900 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2004 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A4 |
| Year Released | 2003 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1746 cc | 2496 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 138 HP | 178 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 163 Nm | 380 Nm |
| Torque RPM | 3900 RPM | 1500 RPM |
| Engine Bore Size | 82 mm | 78.3 mm |
| Engine Stroke Size | 82.7 mm | 86.4 mm |
| Engine Compression Ratio | 10.3:1 | 19.0:1 |
| Top Speed | 208 km/hour | 223 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 8.6 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1265 kg | 1590 kg |
| Vehicle Length | 4440 mm | 4550 mm |
| Vehicle Width | 1750 mm | 1780 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2710 mm | 2660 mm |
| Fuel Consumption Overall | 8.5 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 63 L | 66 L |
