1989 Alfa Romeo SZ vs. 1972 Renault 15
To start off, 1989 Alfa Romeo SZ is newer by 17 year(s). Which means there will be less support and parts availability for 1972 Renault 15. In addition, the cost of maintenance, including insurance, on 1972 Renault 15 would be higher. At 2,957 cc (6 cylinders), 1989 Alfa Romeo SZ is equipped with a bigger engine. In terms of performance, 1989 Alfa Romeo SZ (208 HP @ 6200 RPM) has 149 more horse power than 1972 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 1989 Alfa Romeo SZ should accelerate faster than 1972 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1989 Alfa Romeo SZ weights approximately 295 kg more than 1972 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, 1989 Alfa Romeo SZ (245 Nm @ 4500 RPM) has 147 more torque (in Nm) than 1972 Renault 15. (98 Nm @ 3500 RPM). This means 1989 Alfa Romeo SZ will have an easier job in driving up hills or pulling heavy equipment than 1972 Renault 15.
Compare all specifications:
| 1989 Alfa Romeo SZ | 1972 Renault 15 | |
| Make | Alfa Romeo | Renault |
| Model | SZ | 15 |
| Year Released | 1989 | 1972 |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 1289 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 208 HP | 59 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 245 Nm | 98 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Engine Bore Size | 93 mm | 75 mm |
| Engine Stroke Size | 72.6 mm | 69 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1260 kg | 965 kg |
| Vehicle Length | 4070 mm | 4270 mm |
| Vehicle Width | 1740 mm | 1640 mm |
| Vehicle Height | 1320 mm | 1310 mm |
| Wheelbase Size | 2520 mm | 2440 mm |
| Fuel Tank Capacity | 50 L | 55 L |
