1992 BMW 540 vs. 1981 Renault 9
To start off, 1992 BMW 540 is newer by 11 year(s). Which means there will be less support and parts availability for 1981 Renault 9. In addition, the cost of maintenance, including insurance, on 1981 Renault 9 would be higher. At 3,980 cc (8 cylinders), 1992 BMW 540 is equipped with a bigger engine. In terms of performance, 1992 BMW 540 (282 HP) has 215 more horse power than 1981 Renault 9. (67 HP). In normal driving conditions, 1992 BMW 540 should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 1992 BMW 540 weights approximately 790 kg more than 1981 Renault 9. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1992 BMW 540 (400 Nm @ 5100 RPM) has 290 more torque (in Nm) than 1981 Renault 9. (110 Nm @ 3000 RPM). This means 1992 BMW 540 will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 1992 BMW 540 | 1981 Renault 9 | |
| Make | BMW | Renault |
| Model | 540 | 9 |
| Year Released | 1992 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 3980 cc | 1397 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 282 HP | 67 HP |
| Torque | 400 Nm | 110 Nm |
| Torque RPM | 5100 RPM | 3000 RPM |
| Engine Bore Size | 89 mm | 76 mm |
| Engine Stroke Size | 80 mm | 77 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1650 kg | 860 kg |
| Vehicle Length | 4730 mm | 4070 mm |
| Vehicle Width | 1760 mm | 1660 mm |
| Vehicle Height | 1420 mm | 1410 mm |
| Wheelbase Size | 2770 mm | 2490 mm |
| Fuel Tank Capacity | 65 L | 38 L |
