2009 BMW 650 vs. 1974 Renault 15
To start off, 2009 BMW 650 is newer by 35 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 4,799 cc (8 cylinders), 2009 BMW 650 is equipped with a bigger engine. In terms of performance, 2009 BMW 650 (362 HP @ 6300 RPM) has 303 more horse power than 1974 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 2009 BMW 650 should accelerate faster than 1974 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 650 weights approximately 560 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, 2009 BMW 650 (490 Nm @ 3400 RPM) has 392 more torque (in Nm) than 1974 Renault 15. (98 Nm @ 3500 RPM). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 1974 Renault 15.
Compare all specifications:
| 2009 BMW 650 | 1974 Renault 15 | |
| Make | BMW | Renault |
| Model | 650 | 15 |
| Year Released | 2009 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 1287 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 362 HP | 59 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 490 Nm | 98 Nm |
| Torque RPM | 3400 RPM | 3500 RPM |
| Engine Bore Size | 92 mm | 75 mm |
| Engine Stroke Size | 82.7 mm | 69 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1525 kg | 965 kg |
| Vehicle Length | 4830 mm | 4270 mm |
| Vehicle Width | 1380 mm | 1640 mm |
| Vehicle Height | 1860 mm | 1310 mm |
| Wheelbase Size | 2790 mm | 2440 mm |
| Fuel Tank Capacity | 70 L | 55 L |
