1975 BMW 320 vs. 2002 Opel Vectra
To start off, 2002 Opel Vectra is newer by 27 year(s). Which means there will be less support and parts availability for 1975 BMW 320. In addition, the cost of maintenance, including insurance, on 1975 BMW 320 would be higher. At 2,198 cc (4 cylinders), 2002 Opel Vectra is equipped with a bigger engine. In terms of performance, 1975 BMW 320 (128 HP @ 6000 RPM) has 3 more horse power than 2002 Opel Vectra. (125 HP @ 4000 RPM). In normal driving conditions, 1975 BMW 320 should accelerate faster than 2002 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Vectra weights approximately 315 kg more than 1975 BMW 320.
Because 1975 BMW 320 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 320. However, in wet, icy, snow, or gravel driving conditions, 2002 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, 2002 Opel Vectra (280 Nm @ 1500 RPM) has 106 more torque (in Nm) than 1975 BMW 320. (174 Nm @ 4000 RPM). This means 2002 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 320.
Compare all specifications:
| 1975 BMW 320 | 2002 Opel Vectra | |
| Make | BMW | Opel |
| Model | 320 | Vectra |
| Year Released | 1975 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 128 HP | 125 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 174 Nm | 280 Nm |
| Torque RPM | 4000 RPM | 1500 RPM |
| Engine Bore Size | 80 mm | 84 mm |
| Engine Stroke Size | 66 mm | 98 mm |
| Engine Compression Ratio | 9.8:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 195 km/hour | 206 km/hour |
| Acceleration 0-100mph | 11.2 seconds | 11.1 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1050 kg | 1365 kg |
| Vehicle Length | 4330 mm | 4600 mm |
| Vehicle Width | 1650 mm | 1770 mm |
| Vehicle Height | 1390 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2500 mm |
