1998 Alfa Romeo 156 vs. 2006 Audi RS4
To start off, 2006 Audi RS4 is newer by 8 year(s). Which means there will be less support and parts availability for 1998 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 1998 Alfa Romeo 156 would be higher. At 4,163 cc (8 cylinders), 2006 Audi RS4 is equipped with a bigger engine. In terms of performance, 2006 Audi RS4 (414 HP @ 7800 RPM) has 278 more horse power than 1998 Alfa Romeo 156. (136 HP @ 4200 RPM) In normal driving conditions, 2006 Audi RS4 should accelerate faster than 1998 Alfa Romeo 156.
Because 2006 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Audi RS4 (430 Nm @ 5500 RPM) has 126 more torque (in Nm) than 1998 Alfa Romeo 156. (304 Nm @ 2000 RPM). This means 2006 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 1998 Alfa Romeo 156.
Compare all specifications:
| 1998 Alfa Romeo 156 | 2006 Audi RS4 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | RS4 |
| Year Released | 1998 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2386 cc | 4163 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 136 HP | 414 HP |
| Engine RPM | 4200 RPM | 7800 RPM |
| Torque | 304 Nm | 430 Nm |
| Torque RPM | 2000 RPM | 5500 RPM |
| Engine Bore Size | 82 mm | 84.5 mm |
| Engine Stroke Size | 90.4 mm | 92.8 mm |
| Engine Compression Ratio | 18.5:1 | 12.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4440 mm | 4600 mm |
| Vehicle Width | 1750 mm | 1820 mm |
| Vehicle Height | 1420 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2650 mm |
| Fuel Tank Capacity | 63 L | 63 L |
