1975 BMW 315 vs. 1971 Renault 15
To start off, 1975 BMW 315 is newer by 4 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 1,574 cc (4 cylinders), 1975 BMW 315 is equipped with a bigger engine. In terms of performance, 1975 BMW 315 (75 HP @ 5800 RPM) has 16 more horse power than 1971 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 1975 BMW 315 should accelerate faster than 1971 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1975 BMW 315 weights approximately 45 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, 1975 BMW 315 (110 Nm @ 3200 RPM) has 12 more torque (in Nm) than 1971 Renault 15. (98 Nm @ 3500 RPM). This means 1975 BMW 315 will have an easier job in driving up hills or pulling heavy equipment than 1971 Renault 15.
Compare all specifications:
| 1975 BMW 315 | 1971 Renault 15 | |
| Make | BMW | Renault |
| Model | 315 | 15 |
| Year Released | 1975 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 1574 cc | 1289 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 59 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 110 Nm | 98 Nm |
| Torque RPM | 3200 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 75 mm |
| Engine Stroke Size | 71 mm | 69 mm |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1010 kg | 965 kg |
| Vehicle Length | 4360 mm | 4270 mm |
| Vehicle Width | 1620 mm | 1640 mm |
| Vehicle Height | 1390 mm | 1320 mm |
| Wheelbase Size | 2510 mm | 2440 mm |
