1994 Alfa Romeo 155 vs. 2004 Audi S4
To start off, 2004 Audi S4 is newer by 10 year(s). Which means there will be less support and parts availability for 1994 Alfa Romeo 155. In addition, the cost of maintenance, including insurance, on 1994 Alfa Romeo 155 would be higher. At 4,170 cc (8 cylinders), 2004 Audi S4 is equipped with a bigger engine. In terms of performance, 1994 Alfa Romeo 155 (494 HP @ 11700 RPM) has 155 more horse power than 2004 Audi S4. (339 HP @ 7000 RPM). In normal driving conditions, 1994 Alfa Romeo 155 should accelerate faster than 2004 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 715 kg more than 1994 Alfa Romeo 155.
Let's talk about torque, 2004 Audi S4 (410 Nm @ 3500 RPM) has 110 more torque (in Nm) than 1994 Alfa Romeo 155. (300 Nm @ 9500 RPM). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1994 Alfa Romeo 155.
Compare all specifications:
| 1994 Alfa Romeo 155 | 2004 Audi S4 | |
| Make | Alfa Romeo | Audi |
| Model | 155 | S4 |
| Year Released | 1994 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2499 cc | 4170 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 494 HP | 339 HP |
| Engine RPM | 11700 RPM | 7000 RPM |
| Torque | 300 Nm | 410 Nm |
| Torque RPM | 9500 RPM | 3500 RPM |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1040 kg | 1755 kg |
