1975 BMW 520 vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 32 year(s). Which means there will be less support and parts availability for 1975 BMW 520. In addition, the cost of maintenance, including insurance, on 1975 BMW 520 would be higher. At 1,991 cc (4 cylinders), 1975 BMW 520 is equipped with a bigger engine. In terms of performance, 1975 BMW 520 (123 HP @ 5700 RPM) has 3 more horse power than 2007 Opel Vectra. (120 HP @ 6000 RPM). In normal driving conditions, 1975 BMW 520 should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 80 kg more than 1975 BMW 520.
Because 1975 BMW 520 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1975 BMW 520. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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, 1975 BMW 520 (172 Nm @ 4350 RPM) has 5 more torque (in Nm) than 2007 Opel Vectra. (167 Nm @ 3800 RPM). This means 1975 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Vectra.
Compare all specifications:
| 1975 BMW 520 | 2007 Opel Vectra | |
| Make | BMW | Opel |
| Model | 520 | Vectra |
| Year Released | 1975 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1795 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 120 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 172 Nm | 167 Nm |
| Torque RPM | 4350 RPM | 3800 RPM |
| Engine Compression Ratio | 9.3:1 | 10.5:1 |
| Top Speed | 175 km/hour | 205 km/hour |
| Acceleration 0-100mph | 12 seconds | 11.2 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1295 kg | 1375 kg |
| Vehicle Length | 4630 mm | 4600 mm |
| Vehicle Width | 1700 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2640 mm | 2710 mm |
| Fuel Tank Capacity | 70 L | 61 L |
