1979 Opel Kadett vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 26 year(s). Which means there will be less support and parts availability for 1979 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1979 Opel Kadett would be higher. At 2,198 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (153 HP @ 5600 RPM) has 63 more horse power than 1979 Opel Kadett. (90 HP @ 5800 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1979 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 230 kg more than 1979 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, 2005 Opel Vectra (220 Nm @ 3800 RPM) has 94 more torque (in Nm) than 1979 Opel Kadett. (126 Nm @ 3800 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1979 Opel Kadett.
Compare all specifications:
| 1979 Opel Kadett | 2005 Opel Vectra | |
| Make | Opel | Opel |
| Model | Kadett | Vectra |
| Year Released | 1979 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1584 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 90 HP | 153 HP |
| Engine RPM | 5800 RPM | 5600 RPM |
| Torque | 126 Nm | 220 Nm |
| Torque RPM | 3800 RPM | 3800 RPM |
| Engine Bore Size | 80 mm | 86 mm |
| Engine Stroke Size | 79.5 mm | 94.6 mm |
| Engine Compression Ratio | 9.2:1 | 12.0:1 |
| Top Speed | 170 km/hour | 218 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 970 kg | 1200 kg |
| Vehicle Length | 4000 mm | 4600 mm |
| Vehicle Width | 1670 mm | 1800 mm |
| Vehicle Height | 1390 mm | 1470 mm |
| Wheelbase Size | 2400 mm | 2710 mm |
| Fuel Tank Capacity | 42 L | 61 L |
