2008 BMW Z4 vs. 1981 Renault 9
To start off, 2008 BMW Z4 is newer by 27 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 3,246 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (338 HP @ 7900 RPM) has 253 more horse power than 1981 Renault 9. (85 HP @ 5000 RPM). In normal driving conditions, 2008 BMW Z4 should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW Z4 weights approximately 579 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, 2008 BMW Z4 (365 Nm @ 4900 RPM) has 226 more torque (in Nm) than 1981 Renault 9. (139 Nm @ 3250 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 2008 BMW Z4 | 1981 Renault 9 | |
| Make | BMW | Renault |
| Model | Z4 | 9 |
| Year Released | 2008 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 1721 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 338 HP | 85 HP |
| Engine RPM | 7900 RPM | 5000 RPM |
| Torque | 365 Nm | 139 Nm |
| Torque RPM | 4900 RPM | 3250 RPM |
| Engine Bore Size | 91 mm | 81 mm |
| Engine Stroke Size | 87 mm | 83.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1485 kg | 906 kg |
| Vehicle Length | 4870 mm | 4070 mm |
| Vehicle Height | 1480 mm | 1410 mm |
| Wheelbase Size | 2500 mm | 2490 mm |
