1979 Renault 15 vs. 2011 Mercedes-Benz CLS
To start off, 2011 Mercedes-Benz CLS is newer by 32 year(s). Which means there will be less support and parts availability for 1979 Renault 15. In addition, the cost of maintenance, including insurance, on 1979 Renault 15 would be higher. At 4,700 cc (8 cylinders), 2011 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz CLS (402 HP @ 5000 RPM) has 343 more horse power than 1979 Renault 15. (59 HP @ 5500 RPM) In normal driving conditions, 2011 Mercedes-Benz CLS should accelerate faster than 1979 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz CLS weights approximately 921 kg more than 1979 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, 2011 Mercedes-Benz CLS (600 Nm @ 1800 RPM) has 502 more torque (in Nm) than 1979 Renault 15. (98 Nm @ 3500 RPM). This means 2011 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 1979 Renault 15.
Compare all specifications:
| 1979 Renault 15 | 2011 Mercedes-Benz CLS | |
| Make | Renault | Mercedes-Benz |
| Model | 15 | CLS |
| Year Released | 1979 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1289 cc | 4700 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 59 HP | 402 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 98 Nm | 600 Nm |
| Torque RPM | 3500 RPM | 1800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 965 kg | 1886 kg |
| Vehicle Length | 4260 mm | 4940 mm |
| Vehicle Width | 1640 mm | 1882 mm |
| Vehicle Height | 1320 mm | 1417 mm |
| Wheelbase Size | 2440 mm | 2875 mm |
| Fuel Tank Capacity | 55 L | 80 L |
