1983 BMW 525 vs. 1990 Porsche 911
To start off, 1990 Porsche 911 is newer by 7 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 3,299 cc (6 cylinders), 1990 Porsche 911 is equipped with a bigger engine. In terms of performance, 1990 Porsche 911 (316 HP @ 5750 RPM) has 193 more horse power than 1983 BMW 525. (123 HP @ 4250 RPM) In normal driving conditions, 1990 Porsche 911 should accelerate faster than 1983 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 1983 BMW 525 weights approximately 33 kg more than 1990 Porsche 911.
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, 1990 Porsche 911 (450 Nm @ 4500 RPM) has 210 more torque (in Nm) than 1983 BMW 525. (240 Nm @ 3250 RPM). This means 1990 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1983 BMW 525. 1983 BMW 525 has automatic transmission and 1990 Porsche 911 has manual transmission. 1990 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1983 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1983 BMW 525 | 1990 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 525 | 911 |
| Year Released | 1983 | 1990 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2691 cc | 3299 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 123 HP | 316 HP |
| Engine RPM | 4250 RPM | 5750 RPM |
| Torque | 240 Nm | 450 Nm |
| Torque RPM | 3250 RPM | 4500 RPM |
| Engine Bore Size | 84 mm | 97 mm |
| Engine Stroke Size | 81 mm | 74.4 mm |
| Engine Compression Ratio | 11.0:1 | 7.0:1 |
| Top Speed | 183 km/hour | 270 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1500 kg | 1467 kg |
| Vehicle Length | 4630 mm | 4260 mm |
| Vehicle Width | 1710 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1310 mm |
| Wheelbase Size | 2580 mm | 2270 mm |
| Fuel Tank Capacity | 70 L | 76 L |
