1979 Opel Kadett vs. 1981 Porsche 930
To start off, 1981 Porsche 930 is newer by 2 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 3,297 cc (6 cylinders), 1981 Porsche 930 is equipped with a bigger engine. In terms of performance, 1981 Porsche 930 (296 HP @ 5500 RPM) has 245 more horse power than 1979 Opel Kadett. (51 HP @ 5600 RPM) In normal driving conditions, 1981 Porsche 930 should accelerate faster than 1979 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1981 Porsche 930 weights approximately 480 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 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 Porsche 930 (431 Nm @ 4000 RPM) has 350 more torque (in Nm) than 1979 Opel Kadett. (81 Nm @ 3400 RPM). This means 1981 Porsche 930 will have an easier job in driving up hills or pulling heavy equipment than 1979 Opel Kadett.
Compare all specifications:
| 1979 Opel Kadett | 1981 Porsche 930 | |
| Make | Opel | Porsche |
| Model | Kadett | 930 |
| Year Released | 1979 | 1981 |
| Engine Position | Front | Rear |
| Engine Size | 1196 cc | 3297 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 51 HP | 296 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 81 Nm | 431 Nm |
| Torque RPM | 3400 RPM | 4000 RPM |
| Engine Bore Size | 79 mm | 97 mm |
| Engine Stroke Size | 61 mm | 74.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 820 kg | 1300 kg |
| Vehicle Length | 4150 mm | 4300 mm |
| Vehicle Width | 1590 mm | 1780 mm |
| Vehicle Height | 1340 mm | 1320 mm |
| Wheelbase Size | 2410 mm | 2510 mm |
