1997 Alfa Romeo 155 vs. 2003 Audi RS6
To start off, 2003 Audi RS6 is newer by 6 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), 2003 Audi RS6 is equipped with a bigger engine. In terms of performance, 1997 Alfa Romeo 155 (493 HP @ 11700 RPM) has 49 more horse power than 2003 Audi RS6. (444 HP @ 6300 RPM). In normal driving conditions, 1997 Alfa Romeo 155 should accelerate faster than 2003 Audi RS6. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi RS6 weights approximately 800 kg more than 1997 Alfa Romeo 155.
Let's talk about torque, 2003 Audi RS6 (560 Nm @ 1950 RPM) has 260 more torque (in Nm) than 1997 Alfa Romeo 155. (300 Nm @ 9500 RPM). This means 2003 Audi RS6 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 | 2003 Audi RS6 | |
| Make | Alfa Romeo | Audi |
| Model | 155 | RS6 |
| Year Released | 1997 | 2003 |
| 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 | 444 HP |
| Engine RPM | 11700 RPM | 6300 RPM |
| Torque | 300 Nm | 560 Nm |
| Torque RPM | 9500 RPM | 1950 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1040 kg | 1840 kg |
| Vehicle Width | 1750 mm | 1820 mm |
