2007 Opel Signum vs. 1983 Opel Kadett
To start off, 2007 Opel Signum is newer by 24 year(s). Which means there will be less support and parts availability for 1983 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1983 Opel Kadett would be higher. At 2,196 cc (4 cylinders), 2007 Opel Signum is equipped with a bigger engine. In terms of performance, 2007 Opel Signum (153 HP @ 5600 RPM) has 38 more horse power than 1983 Opel Kadett. (115 HP @ 5800 RPM). In normal driving conditions, 2007 Opel Signum should accelerate faster than 1983 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 530 kg more than 1983 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2007 Opel Signum (220 Nm @ 3800 RPM) has 70 more torque (in Nm) than 1983 Opel Kadett. (150 Nm @ 4800 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1983 Opel Kadett.
Compare all specifications:
| 2007 Opel Signum | 1983 Opel Kadett | |
| Make | Opel | Opel |
| Model | Signum | Kadett |
| Year Released | 2007 | 1983 |
| Engine Position | Front | Front |
| Engine Size | 2196 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 153 HP | 115 HP |
| Engine RPM | 5600 RPM | 5800 RPM |
| Torque | 220 Nm | 150 Nm |
| Torque RPM | 3800 RPM | 4800 RPM |
| Engine Bore Size | 86 mm | 84.8 mm |
| Engine Stroke Size | 94.6 mm | 79.5 mm |
| Engine Compression Ratio | 12.0:1 | 9.5:1 |
| Top Speed | 211 km/hour | 187 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1535 kg | 1005 kg |
| Vehicle Length | 4640 mm | 4000 mm |
| Vehicle Width | 1800 mm | 1660 mm |
| Vehicle Height | 1470 mm | 1390 mm |
| Wheelbase Size | 2840 mm | 2530 mm |
