1983 BMW 525 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 22 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 3,596 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (414 HP @ 6000 RPM) has 291 more horse power than 1983 BMW 525. (123 HP @ 4250 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1983 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 370 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 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1983 BMW 525. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 will offer significantly more control. 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, 2005 Porsche 911 (560 Nm @ 2700 RPM) has 319 more torque (in Nm) than 1983 BMW 525. (241 Nm @ 3250 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1983 BMW 525. 2005 Porsche 911 has automatic transmission and 1983 BMW 525 has manual transmission. 1983 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1983 BMW 525 | 2005 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 525 | 911 |
| Year Released | 1983 | 2005 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2693 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 123 HP | 414 HP |
| Engine RPM | 4250 RPM | 6000 RPM |
| Torque | 241 Nm | 560 Nm |
| Torque RPM | 3250 RPM | 2700 RPM |
| Engine Bore Size | 84 mm | 100 mm |
| Engine Stroke Size | 81 mm | 76.4 mm |
| Top Speed | 185 km/hour | 305 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1620 kg |
| Vehicle Length | 4630 mm | 4440 mm |
| Vehicle Width | 1710 mm | 1840 mm |
| Vehicle Height | 1430 mm | 1300 mm |
| Wheelbase Size | 2630 mm | 2360 mm |
| Fuel Tank Capacity | 70 L | 64 L |
