2008 Mercedes-Benz SLK vs. 1981 Renault 9
To start off, 2008 Mercedes-Benz SLK is newer by 27 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 1,796 cc (4 cylinders), 2008 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2008 Mercedes-Benz SLK (161 HP @ 5500 RPM) has 107 more horse power than 1981 Renault 9. (54 HP @ 4800 RPM). In normal driving conditions, 2008 Mercedes-Benz SLK should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz SLK weights approximately 475 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, 2008 Mercedes-Benz SLK (240 Nm @ 3000 RPM) has 136 more torque (in Nm) than 1981 Renault 9. (104 Nm @ 2250 RPM). This means 2008 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 2008 Mercedes-Benz SLK | 1981 Renault 9 | |
| Make | Mercedes-Benz | Renault |
| Model | SLK | 9 |
| Year Released | 2008 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 1595 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 161 HP | 54 HP |
| Engine RPM | 5500 RPM | 4800 RPM |
| Torque | 240 Nm | 104 Nm |
| Torque RPM | 3000 RPM | 2250 RPM |
| Engine Bore Size | 82.1 mm | 78 mm |
| Engine Stroke Size | 85 mm | 83.5 mm |
| Engine Compression Ratio | 9.5:1 | 22.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1390 kg | 915 kg |
| Vehicle Length | 4090 mm | 4070 mm |
| Vehicle Width | 1790 mm | 1660 mm |
| Vehicle Height | 1300 mm | 1410 mm |
| Wheelbase Size | 2440 mm | 2490 mm |
| Fuel Tank Capacity | 70 L | 38 L |
