2003 Alfa Romeo 156 vs. 2004 Audi RS4
To start off, 2004 Audi RS4 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 2,671 cc (6 cylinders), 2004 Audi RS4 is equipped with a bigger engine. In terms of performance, 2004 Audi RS4 (376 HP @ 6300 RPM) has 214 more horse power than 2003 Alfa Romeo 156. (162 HP @ 6400 RPM) In normal driving conditions, 2004 Audi RS4 should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi RS4 weights approximately 300 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 RS4 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 RS4 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 RS4 (450 Nm @ 2500 RPM) has 244 more torque (in Nm) than 2003 Alfa Romeo 156. (206 Nm @ 3250 RPM). This means 2004 Audi RS4 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 RS4 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | RS4 |
| Year Released | 2003 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2671 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 162 HP | 376 HP |
| Engine RPM | 6400 RPM | 6300 RPM |
| Torque | 206 Nm | 450 Nm |
| Torque RPM | 3250 RPM | 2500 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1285 kg | 1585 kg |
| Vehicle Length | 4440 mm | 4480 mm |
| Vehicle Width | 1750 mm | 1740 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2550 mm | 2610 mm |
| Fuel Tank Capacity | 63 L | 55 L |
