2009 Mercedes-Benz C vs. 1981 Renault 9
To start off, 2009 Mercedes-Benz C is newer by 28 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 2,148 cc (4 cylinders), 2009 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz C (121 HP @ 4200 RPM) has 36 more horse power than 1981 Renault 9. (85 HP @ 5000 RPM). In normal driving conditions, 2009 Mercedes-Benz C should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz C weights approximately 599 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, 2009 Mercedes-Benz C (270 Nm @ 1600 RPM) has 131 more torque (in Nm) than 1981 Renault 9. (139 Nm @ 3250 RPM). This means 2009 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 2009 Mercedes-Benz C | 1981 Renault 9 | |
| Make | Mercedes-Benz | Renault |
| Model | C | 9 |
| Year Released | 2009 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2148 cc | 1721 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 121 HP | 85 HP |
| Engine RPM | 4200 RPM | 5000 RPM |
| Torque | 270 Nm | 139 Nm |
| Torque RPM | 1600 RPM | 3250 RPM |
| Engine Bore Size | 88 mm | 81 mm |
| Engine Stroke Size | 88.3 mm | 83.5 mm |
| Fuel Type | Diesel | Gasoline |
| Vehicle Weight | 1505 kg | 906 kg |
| Vehicle Length | 4530 mm | 4070 mm |
| Vehicle Width | 1730 mm | 1660 mm |
| Vehicle Height | 1430 mm | 1410 mm |
| Wheelbase Size | 2720 mm | 2490 mm |
