1977 BMW 520 vs. 2003 Opel Speedster
To start off, 2003 Opel Speedster is newer by 26 year(s). Which means there will be less support and parts availability for 1977 BMW 520. In addition, the cost of maintenance, including insurance, on 1977 BMW 520 would be higher. At 1,993 cc (4 cylinders), 2003 Opel Speedster is equipped with a bigger engine. In terms of performance, 2003 Opel Speedster (197 HP @ 5500 RPM) has 77 more horse power than 1977 BMW 520. (120 HP @ 6000 RPM) In normal driving conditions, 2003 Opel Speedster should accelerate faster than 1977 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1977 BMW 520 weights approximately 305 kg more than 2003 Opel Speedster.
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, 2003 Opel Speedster (250 Nm @ 1950 RPM) has 90 more torque (in Nm) than 1977 BMW 520. (160 Nm @ 4000 RPM). This means 2003 Opel Speedster will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 520.
Compare all specifications:
| 1977 BMW 520 | 2003 Opel Speedster | |
| Make | BMW | Opel |
| Model | 520 | Speedster |
| Year Released | 1977 | 2003 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 1990 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 120 HP | 197 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 160 Nm | 250 Nm |
| Torque RPM | 4000 RPM | 1950 RPM |
| Engine Bore Size | 80 mm | 86 mm |
| Engine Stroke Size | 66 mm | 86 mm |
| Engine Compression Ratio | 9.2:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 180 km/hour | 243 km/hour |
| Acceleration 0-100mph | 12 seconds | 4.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1310 kg | 1005 kg |
| Vehicle Length | 4630 mm | 3790 mm |
| Vehicle Width | 1700 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1120 mm |
| Wheelbase Size | 2640 mm | 2400 mm |
| Fuel Tank Capacity | 70 L | 36 L |
