1981 Renault 9 vs. 2005 Seat Leon
To start off, 2005 Seat Leon is newer by 24 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 1,721 cc (4 cylinders), 1981 Renault 9 is equipped with a bigger engine. In terms of performance, 2005 Seat Leon (104 HP @ 5700 RPM) has 19 more horse power than 1981 Renault 9. (85 HP @ 5000 RPM) In normal driving conditions, 2005 Seat Leon should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 2005 Seat Leon weights approximately 314 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.
Let's talk about torque, 2005 Seat Leon (148 Nm @ 4500 RPM) has 9 more torque (in Nm) than 1981 Renault 9. (139 Nm @ 3250 RPM). This means 2005 Seat Leon will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 1981 Renault 9 | 2005 Seat Leon | |
| Make | Renault | Seat |
| Model | 9 | Leon |
| Year Released | 1981 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1721 cc | 1597 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 104 HP |
| Engine RPM | 5000 RPM | 5700 RPM |
| Torque | 139 Nm | 148 Nm |
| Torque RPM | 3250 RPM | 4500 RPM |
| Engine Bore Size | 81 mm | 76.5 mm |
| Engine Stroke Size | 83.5 mm | 86.9 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Vehicle Weight | 906 kg | 1220 kg |
| Vehicle Length | 4070 mm | 4190 mm |
| Vehicle Width | 1660 mm | 1750 mm |
| Vehicle Height | 1410 mm | 1460 mm |
| Wheelbase Size | 2490 mm | 2580 mm |
