1990 Alfa Romeo Spider vs. 1981 Renault 9
To start off, 1990 Alfa Romeo Spider is newer by 9 year(s). Which means there will be less support and parts availability for 1981 Renault 9. In addition, the cost of maintenance, including insurance, on 1981 Renault 9 would be higher. At 1,962 cc (4 cylinders), 1990 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 1990 Alfa Romeo Spider (120 HP @ 5800 RPM) has 73 more horse power than 1981 Renault 9. (47 HP @ 5250 RPM). In normal driving conditions, 1990 Alfa Romeo Spider should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 1990 Alfa Romeo Spider weights approximately 340 kg more than 1981 Renault 9. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1990 Alfa Romeo Spider | 1981 Renault 9 | |
| Make | Alfa Romeo | Renault |
| Model | Spider | 9 |
| Year Released | 1990 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1962 cc | 1108 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 120 HP | 47 HP |
| Engine RPM | 5800 RPM | 5250 RPM |
| Torque RPM | 2700 RPM | 2500 RPM |
| Engine Bore Size | 84.1 mm | 70 mm |
| Engine Stroke Size | 88.5 mm | 72 mm |
| Engine Compression Ratio | 9.0:1 | 9.2:1 |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1160 kg | 820 kg |
| Vehicle Length | 4270 mm | 4070 mm |
| Vehicle Width | 1630 mm | 1660 mm |
| Vehicle Height | 1300 mm | 1410 mm |
| Wheelbase Size | 2260 mm | 2490 mm |
