1997 Alfa Romeo 155 vs. 1971 Renault 15
To start off, 1997 Alfa Romeo 155 is newer by 26 year(s). Which means there will be less support and parts availability for 1971 Renault 15. In addition, the cost of maintenance, including insurance, on 1971 Renault 15 would be higher. At 2,499 cc (6 cylinders), 1997 Alfa Romeo 155 is equipped with a bigger engine. In terms of performance, 1997 Alfa Romeo 155 (493 HP @ 11700 RPM) has 404 more horse power than 1971 Renault 15. (89 HP @ 5500 RPM). In normal driving conditions, 1997 Alfa Romeo 155 should accelerate faster than 1971 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1997 Alfa Romeo 155 weights approximately 20 kg more than 1971 Renault 15. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1997 Alfa Romeo 155 (300 Nm @ 9500 RPM) has 175 more torque (in Nm) than 1971 Renault 15. (125 Nm @ 3000 RPM). This means 1997 Alfa Romeo 155 will have an easier job in driving up hills or pulling heavy equipment than 1971 Renault 15.
Compare all specifications:
| 1997 Alfa Romeo 155 | 1971 Renault 15 | |
| Make | Alfa Romeo | Renault |
| Model | 155 | 15 |
| Year Released | 1997 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2499 cc | 1565 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 493 HP | 89 HP |
| Engine RPM | 11700 RPM | 5500 RPM |
| Torque | 300 Nm | 125 Nm |
| Torque RPM | 9500 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1040 kg | 1020 kg |
| Vehicle Width | 1750 mm | 1640 mm |
