1983 BMW 525 vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 24 year(s). Which means there will be less support and parts availability for 1983 BMW 525. In addition, the cost of maintenance, including insurance, on 1983 BMW 525 would be higher. At 2,693 cc (6 cylinders), 1983 BMW 525 is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (168 HP @ 5200 RPM) has 45 more horse power than 1983 BMW 525. (123 HP @ 4250 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 1983 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 135 kg more than 1983 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1983 BMW 525 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 1983 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Astra, 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, 2007 Opel Astra (251 Nm @ 1950 RPM) has 10 more torque (in Nm) than 1983 BMW 525. (241 Nm @ 3250 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1983 BMW 525.
Compare all specifications:
| 1983 BMW 525 | 2007 Opel Astra | |
| Make | BMW | Opel |
| Model | 525 | Astra |
| Year Released | 1983 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2693 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 168 HP |
| Engine RPM | 4250 RPM | 5200 RPM |
| Torque | 241 Nm | 251 Nm |
| Torque RPM | 3250 RPM | 1950 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 81 mm | 86 mm |
| Top Speed | 185 km/hour | 217 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1385 kg |
| Vehicle Length | 4630 mm | 4480 mm |
| Vehicle Width | 1710 mm | 2030 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2630 mm | 2620 mm |
| Fuel Tank Capacity | 70 L | 52 L |
