2006 Mercedes-Benz SL vs. 1974 Renault 15
To start off, 2006 Mercedes-Benz SL is newer by 32 year(s). Which means there will be less support and parts availability for 1974 Renault 15. In addition, the cost of maintenance, including insurance, on 1974 Renault 15 would be higher. At 3,498 cc (6 cylinders), 2006 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz SL (268 HP @ 6000 RPM) has 209 more horse power than 1974 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 2006 Mercedes-Benz SL should accelerate faster than 1974 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz SL weights approximately 860 kg more than 1974 Renault 15. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 Mercedes-Benz SL (350 Nm @ 2400 RPM) has 252 more torque (in Nm) than 1974 Renault 15. (98 Nm @ 3500 RPM). This means 2006 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 1974 Renault 15.
Compare all specifications:
| 2006 Mercedes-Benz SL | 1974 Renault 15 | |
| Make | Mercedes-Benz | Renault |
| Model | SL | 15 |
| Year Released | 2006 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 1287 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 268 HP | 59 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 350 Nm | 98 Nm |
| Torque RPM | 2400 RPM | 3500 RPM |
| Engine Bore Size | 92.9 mm | 75 mm |
| Engine Stroke Size | 86 mm | 69 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1825 kg | 965 kg |
| Vehicle Length | 4540 mm | 4270 mm |
| Vehicle Width | 1830 mm | 1640 mm |
| Vehicle Height | 1320 mm | 1310 mm |
| Wheelbase Size | 2570 mm | 2440 mm |
| Fuel Tank Capacity | 80 L | 55 L |
