2007 Mercedes-Benz SL vs. 1981 Renault 9
To start off, 2007 Mercedes-Benz SL is newer by 26 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 5,513 cc (12 cylinders), 2007 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SL (510 HP @ 5000 RPM) has 425 more horse power than 1981 Renault 9. (85 HP @ 5000 RPM). In normal driving conditions, 2007 Mercedes-Benz SL should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz SL weights approximately 1139 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, 2007 Mercedes-Benz SL (830 Nm @ 1900 RPM) has 691 more torque (in Nm) than 1981 Renault 9. (139 Nm @ 3250 RPM). This means 2007 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 2007 Mercedes-Benz SL | 1981 Renault 9 | |
| Make | Mercedes-Benz | Renault |
| Model | SL | 9 |
| Year Released | 2007 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 5513 cc | 1721 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 510 HP | 85 HP |
| Engine RPM | 5000 RPM | 5000 RPM |
| Torque | 830 Nm | 139 Nm |
| Torque RPM | 1900 RPM | 3250 RPM |
| Engine Bore Size | 82 mm | 81 mm |
| Engine Stroke Size | 87 mm | 83.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Vehicle Weight | 2045 kg | 906 kg |
| Vehicle Length | 4540 mm | 4070 mm |
| Vehicle Width | 1830 mm | 1660 mm |
| Vehicle Height | 1300 mm | 1410 mm |
| Wheelbase Size | 2570 mm | 2490 mm |
