2004 BMW 630 vs. 1978 Opel Kadett
To start off, 2004 BMW 630 is newer by 26 year(s). Which means there will be less support and parts availability for 1978 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1978 Opel Kadett would be higher. At 2,993 cc (6 cylinders), 2004 BMW 630 is equipped with a bigger engine. In terms of performance, 2004 BMW 630 (254 HP @ 6600 RPM) has 203 more horse power than 1978 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 2004 BMW 630 should accelerate faster than 1978 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 630 weights approximately 970 kg more than 1978 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, 2004 BMW 630 (305 Nm @ 2500 RPM) has 225 more torque (in Nm) than 1978 Opel Kadett. (80 Nm @ 3400 RPM). This means 2004 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 1978 Opel Kadett.
Compare all specifications:
| 2004 BMW 630 | 1978 Opel Kadett | |
| Make | BMW | Opel |
| Model | 630 | Kadett |
| Year Released | 2004 | 1978 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 254 HP | 51 HP |
| Engine RPM | 6600 RPM | 5600 RPM |
| Torque | 305 Nm | 80 Nm |
| Torque RPM | 2500 RPM | 3400 RPM |
| Engine Bore Size | 85.1 mm | 79 mm |
| Engine Stroke Size | 88 mm | 61 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1760 kg | 790 kg |
| Vehicle Length | 4830 mm | 4140 mm |
| Vehicle Width | 1860 mm | 1590 mm |
| Vehicle Height | 1380 mm | 1290 mm |
| Wheelbase Size | 2790 mm | 2410 mm |
| Fuel Tank Capacity | 70 L | 43 L |
