1997 Alfa Romeo 155 vs. 2009 Audi RS4
To start off, 2009 Audi RS4 is newer by 12 year(s). Which means there will be less support and parts availability for 1997 Alfa Romeo 155. In addition, the cost of maintenance, including insurance, on 1997 Alfa Romeo 155 would be higher. At 4,163 cc (8 cylinders), 2009 Audi RS4 is equipped with a bigger engine. In terms of performance, 1997 Alfa Romeo 155 (493 HP @ 11700 RPM) has 79 more horse power than 2009 Audi RS4. (414 HP @ 7800 RPM). In normal driving conditions, 1997 Alfa Romeo 155 should accelerate faster than 2009 Audi RS4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi RS4 weights approximately 610 kg more than 1997 Alfa Romeo 155.
Let's talk about torque, 2009 Audi RS4 (430 Nm @ 5500 RPM) has 130 more torque (in Nm) than 1997 Alfa Romeo 155. (300 Nm @ 9500 RPM). This means 2009 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 1997 Alfa Romeo 155.
Compare all specifications:
| 1997 Alfa Romeo 155 | 2009 Audi RS4 | |
| Make | Alfa Romeo | Audi |
| Model | 155 | RS4 |
| Year Released | 1997 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2499 cc | 4163 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 493 HP | 414 HP |
| Engine RPM | 11700 RPM | 7800 RPM |
| Torque | 300 Nm | 430 Nm |
| Torque RPM | 9500 RPM | 5500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1040 kg | 1650 kg |
| Vehicle Width | 1750 mm | 1820 mm |
