2007 BMW M5 vs. 1980 Renault 15
To start off, 2007 BMW M5 is newer by 27 year(s). Which means there will be less support and parts availability for 1980 Renault 15. In addition, the cost of maintenance, including insurance, on 1980 Renault 15 would be higher. At 4,998 cc (10 cylinders), 2007 BMW M5 is equipped with a bigger engine. In terms of performance, 2007 BMW M5 (500 HP @ 7750 RPM) has 441 more horse power than 1980 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 2007 BMW M5 should accelerate faster than 1980 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M5 weights approximately 865 kg more than 1980 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, 2007 BMW M5 (520 Nm @ 6100 RPM) has 422 more torque (in Nm) than 1980 Renault 15. (98 Nm @ 3500 RPM). This means 2007 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 1980 Renault 15.
Compare all specifications:
| 2007 BMW M5 | 1980 Renault 15 | |
| Make | BMW | Renault |
| Model | M5 | 15 |
| Year Released | 2007 | 1980 |
| Engine Position | Front | Front |
| Engine Size | 4998 cc | 1289 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 500 HP | 59 HP |
| Engine RPM | 7750 RPM | 5500 RPM |
| Torque | 520 Nm | 98 Nm |
| Torque RPM | 6100 RPM | 3500 RPM |
| Engine Bore Size | 92 mm | 75 mm |
| Engine Stroke Size | 75.2 mm | 69 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1830 kg | 965 kg |
| Vehicle Length | 4860 mm | 4270 mm |
| Vehicle Width | 1850 mm | 1640 mm |
| Vehicle Height | 1480 mm | 1320 mm |
| Wheelbase Size | 2900 mm | 2440 mm |
| Fuel Tank Capacity | 70 L | 55 L |
