1981 Nissan Leopard vs. 2001 Opel Signum
To start off, 2001 Opel Signum is newer by 20 year(s). Which means there will be less support and parts availability for 1981 Nissan Leopard. In addition, the cost of maintenance, including insurance, on 1981 Nissan Leopard would be higher. At 2,753 cc (6 cylinders), 1981 Nissan Leopard is equipped with a bigger engine. In terms of performance, 2001 Opel Signum (144 HP @ 4000 RPM) has 10 more horse power than 1981 Nissan Leopard. (134 HP @ 5200 RPM) In normal driving conditions, 2001 Opel Signum should accelerate faster than 1981 Nissan Leopard. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 158 kg more than 1981 Nissan Leopard. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1981 Nissan Leopard is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1981 Nissan Leopard. However, in wet, icy, snow, or gravel driving conditions, 2001 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. 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 (226 Nm @ 4000 RPM) has 6 more torque (in Nm) than 2001 Opel Signum. (220 Nm @ 2000 RPM). This means 1981 Nissan Leopard will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Signum.
Compare all specifications:
| 1981 Nissan Leopard | 2001 Opel Signum | |
| Make | Nissan | Opel |
| Model | Leopard | Signum |
| Year Released | 1981 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 2753 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 134 HP | 144 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 226 Nm | 220 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1240 kg | 1398 kg |
| Vehicle Length | 4640 mm | 4640 mm |
| Vehicle Width | 1700 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1470 mm |
| Wheelbase Size | 2630 mm | 2850 mm |
