2000 Opel Signum vs. 1974 Opel Manta
To start off, 2000 Opel Signum is newer by 26 year(s). Which means there will be less support and parts availability for 1974 Opel Manta. In addition, the cost of maintenance, including insurance, on 1974 Opel Manta would be higher. At 1,796 cc (4 cylinders), 2000 Opel Signum is equipped with a bigger engine. In terms of performance, 2000 Opel Signum (120 HP @ 6000 RPM) has 61 more horse power than 1974 Opel Manta. (59 HP @ 5400 RPM). In normal driving conditions, 2000 Opel Signum should accelerate faster than 1974 Opel Manta. With that said, vehicle weight also plays an important factor in acceleration. 2000 Opel Signum weights approximately 550 kg more than 1974 Opel Manta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1974 Opel Manta 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 1974 Opel Manta. However, in wet, icy, snow, or gravel driving conditions, 2000 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, 2000 Opel Signum (167 Nm @ 3800 RPM) has 77 more torque (in Nm) than 1974 Opel Manta. (90 Nm @ 3000 RPM). This means 2000 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1974 Opel Manta.
Compare all specifications:
| 2000 Opel Signum | 1974 Opel Manta | |
| Make | Opel | Opel |
| Model | Signum | Manta |
| Year Released | 2000 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 1196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 120 HP | 59 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 167 Nm | 90 Nm |
| Torque RPM | 3800 RPM | 3000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1480 kg | 930 kg |
| Vehicle Length | 4640 mm | 4300 mm |
| Vehicle Width | 1800 mm | 1640 mm |
| Vehicle Height | 1470 mm | 1360 mm |
| Wheelbase Size | 2640 mm | 2440 mm |
