2006 Alfa Romeo 156 vs. 1971 Renault 15
To start off, 2006 Alfa Romeo 156 is newer by 35 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 2,492 cc (6 cylinders), 2006 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 156 (189 HP @ 6300 RPM) has 100 more horse power than 1971 Renault 15. (89 HP @ 5500 RPM). In normal driving conditions, 2006 Alfa Romeo 156 should accelerate faster than 1971 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 156 weights approximately 565 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, 2006 Alfa Romeo 156 (218 Nm @ 5000 RPM) has 93 more torque (in Nm) than 1971 Renault 15. (125 Nm @ 3000 RPM). This means 2006 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1971 Renault 15.
Compare all specifications:
| 2006 Alfa Romeo 156 | 1971 Renault 15 | |
| Make | Alfa Romeo | Renault |
| Model | 156 | 15 |
| Year Released | 2006 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1565 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 189 HP | 89 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 218 Nm | 125 Nm |
| Torque RPM | 5000 RPM | 3000 RPM |
| Engine Bore Size | 88 mm | 77 mm |
| Engine Stroke Size | 68.3 mm | 84 mm |
| Engine Compression Ratio | 10.3:1 | 9.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1585 kg | 1020 kg |
| Vehicle Length | 4440 mm | 4260 mm |
| Vehicle Width | 1750 mm | 1640 mm |
| Vehicle Height | 1440 mm | 1320 mm |
| Wheelbase Size | 2600 mm | 2440 mm |
| Fuel Tank Capacity | 63 L | 38 L |
