1991 Lamborghini LM vs. 1971 Renault 15
To start off, 1991 Lamborghini LM is newer by 20 year(s). Which means there will be less support and parts availability for 1971 Renault 15. In addition, the cost of maintenance, including insurance, on 1971 Renault 15 would be higher. At 5,703 cc (12 cylinders), 1991 Lamborghini LM is equipped with a bigger engine. In terms of performance, 1991 Lamborghini LM (490 HP @ 7000 RPM) has 401 more horse power than 1971 Renault 15. (89 HP @ 5500 RPM). In normal driving conditions, 1991 Lamborghini LM should accelerate faster than 1971 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1991 Lamborghini LM weights approximately 1680 kg more than 1971 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, 1991 Lamborghini LM (580 Nm @ 5200 RPM) has 455 more torque (in Nm) than 1971 Renault 15. (125 Nm @ 3000 RPM). This means 1991 Lamborghini LM will have an easier job in driving up hills or pulling heavy equipment than 1971 Renault 15.
Compare all specifications:
| 1991 Lamborghini LM | 1971 Renault 15 | |
| Make | Lamborghini | Renault |
| Model | LM | 15 |
| Year Released | 1991 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 5703 cc | 1565 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 490 HP | 89 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 580 Nm | 125 Nm |
| Torque RPM | 5200 RPM | 3000 RPM |
| Engine Bore Size | 87.1 mm | 77 mm |
| Engine Stroke Size | 80 mm | 84 mm |
| Engine Compression Ratio | 10.0:1 | 9.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 2700 kg | 1020 kg |
| Vehicle Length | 4960 mm | 4260 mm |
| Vehicle Width | 2050 mm | 1640 mm |
| Vehicle Height | 1860 mm | 1320 mm |
| Wheelbase Size | 3010 mm | 2440 mm |
