1973 Renault 15 vs. 2003 Alfa Romeo 156
To start off, 2003 Alfa Romeo 156 is newer by 30 year(s). Which means there will be less support and parts availability for 1973 Renault 15. In addition, the cost of maintenance, including insurance, on 1973 Renault 15 would be higher. At 3,179 cc (6 cylinders), 2003 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (247 HP @ 6200 RPM) has 188 more horse power than 1973 Renault 15. (59 HP @ 5500 RPM) In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 1973 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 156 weights approximately 570 kg more than 1973 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, 2003 Alfa Romeo 156 (306 Nm @ 4800 RPM) has 208 more torque (in Nm) than 1973 Renault 15. (98 Nm @ 3500 RPM). This means 2003 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1973 Renault 15.
Compare all specifications:
| 1973 Renault 15 | 2003 Alfa Romeo 156 | |
| Make | Renault | Alfa Romeo |
| Model | 15 | 156 |
| Year Released | 1973 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1289 cc | 3179 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 59 HP | 247 HP |
| Engine RPM | 5500 RPM | 6200 RPM |
| Torque | 98 Nm | 306 Nm |
| Torque RPM | 3500 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 965 kg | 1535 kg |
| Vehicle Length | 4270 mm | 4450 mm |
| Vehicle Width | 1640 mm | 1750 mm |
| Vehicle Height | 1310 mm | 1400 mm |
| Wheelbase Size | 2440 mm | 2550 mm |
| Fuel Tank Capacity | 55 L | 63 L |
