1988 BMW Z1 vs. 1981 Renault 9
To start off, 1988 BMW Z1 is newer by 7 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 2,492 cc (6 cylinders), 1988 BMW Z1 is equipped with a bigger engine. In terms of performance, 1988 BMW Z1 (175 HP) has 108 more horse power than 1981 Renault 9. (67 HP). In normal driving conditions, 1988 BMW Z1 should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 1988 BMW Z1 weights approximately 390 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, 1988 BMW Z1 (230 Nm @ 4000 RPM) has 120 more torque (in Nm) than 1981 Renault 9. (110 Nm @ 3000 RPM). This means 1988 BMW Z1 will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 1988 BMW Z1 | 1981 Renault 9 | |
| Make | BMW | Renault |
| Model | Z1 | 9 |
| Year Released | 1988 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1397 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 175 HP | 67 HP |
| Torque | 230 Nm | 110 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 82 mm | 76 mm |
| Engine Stroke Size | 78.8 mm | 77 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1250 kg | 860 kg |
| Vehicle Length | 3960 mm | 4070 mm |
| Vehicle Width | 1810 mm | 1660 mm |
| Vehicle Height | 1280 mm | 1410 mm |
| Wheelbase Size | 2450 mm | 2490 mm |
