1975 Opel Kadett vs. 1981 Nissan Leopard
To start off, 1981 Nissan Leopard is newer by 6 year(s). Which means there will be less support and parts availability for 1975 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1975 Opel Kadett would be higher. At 1,768 cc (4 cylinders), 1981 Nissan Leopard is equipped with a bigger engine. In terms of performance, 1981 Nissan Leopard (97 HP @ 6000 RPM) has 46 more horse power than 1975 Opel Kadett. (51 HP @ 5600 RPM) In normal driving conditions, 1981 Nissan Leopard should accelerate faster than 1975 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1981 Nissan Leopard weights approximately 285 kg more than 1975 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1981 Nissan Leopard (147 Nm @ 3600 RPM) has 66 more torque (in Nm) than 1975 Opel Kadett. (81 Nm @ 3400 RPM). This means 1981 Nissan Leopard will have an easier job in driving up hills or pulling heavy equipment than 1975 Opel Kadett.
Compare all specifications:
| 1975 Opel Kadett | 1981 Nissan Leopard | |
| Make | Opel | Nissan |
| Model | Kadett | Leopard |
| Year Released | 1975 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1196 cc | 1768 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 51 HP | 97 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 81 Nm | 147 Nm |
| Torque RPM | 3400 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 820 kg | 1105 kg |
| Vehicle Length | 4150 mm | 4640 mm |
| Vehicle Width | 1590 mm | 1700 mm |
| Vehicle Height | 1340 mm | 1360 mm |
| Wheelbase Size | 2410 mm | 2630 mm |
