1989 BMW 730 vs. 1974 Opel Kadett
To start off, 1989 BMW 730 is newer by 15 year(s). Which means there will be less support and parts availability for 1974 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1974 Opel Kadett would be higher. At 2,986 cc (6 cylinders), 1989 BMW 730 is equipped with a bigger engine. In terms of performance, 1989 BMW 730 (181 HP @ 5800 RPM) has 130 more horse power than 1974 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 1989 BMW 730 should accelerate faster than 1974 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1989 BMW 730 weights approximately 810 kg more than 1974 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, 1989 BMW 730 (261 Nm @ 4000 RPM) has 181 more torque (in Nm) than 1974 Opel Kadett. (80 Nm @ 3400 RPM). This means 1989 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 1974 Opel Kadett.
Compare all specifications:
| 1989 BMW 730 | 1974 Opel Kadett | |
| Make | BMW | Opel |
| Model | 730 | Kadett |
| Year Released | 1989 | 1974 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 1196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 181 HP | 51 HP |
| Engine RPM | 5800 RPM | 5600 RPM |
| Torque | 261 Nm | 80 Nm |
| Torque RPM | 4000 RPM | 3400 RPM |
| Engine Bore Size | 89 mm | 79 mm |
| Engine Stroke Size | 80 mm | 61 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1600 kg | 790 kg |
| Vehicle Length | 4920 mm | 4140 mm |
| Vehicle Width | 1850 mm | 1590 mm |
| Vehicle Height | 1420 mm | 1290 mm |
| Wheelbase Size | 2840 mm | 2410 mm |
| Fuel Tank Capacity | 90 L | 43 L |
