2006 BMW Z4 vs. 1978 Opel Rekord
To start off, 2006 BMW Z4 is newer by 28 year(s). Which means there will be less support and parts availability for 1978 Opel Rekord. In addition, the cost of maintenance, including insurance, on 1978 Opel Rekord would be higher. At 2,979 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (229 HP) has 129 more horse power than 1978 Opel Rekord. (100 HP). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1978 Opel Rekord. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 510 kg more than 1978 Opel Rekord. 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, 2006 BMW Z4 (300 Nm @ 3500 RPM) has 152 more torque (in Nm) than 1978 Opel Rekord. (148 Nm @ 3800 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1978 Opel Rekord.
Compare all specifications:
| 2006 BMW Z4 | 1978 Opel Rekord | |
| Make | BMW | Opel |
| Model | Z4 | Rekord |
| Year Released | 2006 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1978 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 229 HP | 100 HP |
| Torque | 300 Nm | 148 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 84 mm | 95 mm |
| Engine Stroke Size | 90 mm | 69.8 mm |
| Engine Compression Ratio | 10.2:1 | 9.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1630 kg | 1120 kg |
| Vehicle Length | 4570 mm | 4600 mm |
| Vehicle Width | 1790 mm | 1730 mm |
| Vehicle Height | 1680 mm | 1430 mm |
| Wheelbase Size | 2500 mm | 2670 mm |
| Fuel Tank Capacity | 55 L | 65 L |
