2007 BMW 630 vs. 1981 Renault 9
To start off, 2007 BMW 630 is newer by 26 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 2,996 cc (6 cylinders), 2007 BMW 630 is equipped with a bigger engine. In terms of performance, 2007 BMW 630 (255 HP @ 6600 RPM) has 170 more horse power than 1981 Renault 9. (85 HP @ 5000 RPM). In normal driving conditions, 2007 BMW 630 should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 630 weights approximately 854 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, 2007 BMW 630 (300 Nm @ 2500 RPM) has 161 more torque (in Nm) than 1981 Renault 9. (139 Nm @ 3250 RPM). This means 2007 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 2007 BMW 630 | 1981 Renault 9 | |
| Make | BMW | Renault |
| Model | 630 | 9 |
| Year Released | 2007 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1721 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 255 HP | 85 HP |
| Engine RPM | 6600 RPM | 5000 RPM |
| Torque | 300 Nm | 139 Nm |
| Torque RPM | 2500 RPM | 3250 RPM |
| Engine Bore Size | 85 mm | 81 mm |
| Engine Stroke Size | 88 mm | 83.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Vehicle Weight | 1760 kg | 906 kg |
| Vehicle Length | 4830 mm | 4070 mm |
| Vehicle Width | 1860 mm | 1660 mm |
| Vehicle Height | 1380 mm | 1410 mm |
| Wheelbase Size | 2790 mm | 2490 mm |
