1998 BMW 740 vs. 1981 Renault 9
To start off, 1998 BMW 740 is newer by 17 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 4,398 cc (8 cylinders), 1998 BMW 740 is equipped with a bigger engine. In terms of performance, 1998 BMW 740 (286 HP) has 219 more horse power than 1981 Renault 9. (67 HP). In normal driving conditions, 1998 BMW 740 should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 1998 BMW 740 weights approximately 1108 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, 1998 BMW 740 (440 Nm @ 3600 RPM) has 330 more torque (in Nm) than 1981 Renault 9. (110 Nm @ 3000 RPM). This means 1998 BMW 740 will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 1998 BMW 740 | 1981 Renault 9 | |
| Make | BMW | Renault |
| Model | 740 | 9 |
| Year Released | 1998 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1397 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 286 HP | 67 HP |
| Torque | 440 Nm | 110 Nm |
| Torque RPM | 3600 RPM | 3000 RPM |
| Engine Bore Size | 92 mm | 76 mm |
| Engine Stroke Size | 82.7 mm | 77 mm |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1968 kg | 860 kg |
| Vehicle Length | 5130 mm | 4070 mm |
| Vehicle Width | 1870 mm | 1660 mm |
| Vehicle Height | 1430 mm | 1410 mm |
| Wheelbase Size | 3080 mm | 2490 mm |
| Fuel Tank Capacity | 95 L | 38 L |
