1985 Porsche 930 vs. 2009 BMW 525
To start off, 2009 BMW 525 is newer by 24 year(s). Which means there will be less support and parts availability for 1985 Porsche 930. In addition, the cost of maintenance, including insurance, on 1985 Porsche 930 would be higher. At 3,299 cc (6 cylinders), 1985 Porsche 930 is equipped with a bigger engine. In terms of performance, 1985 Porsche 930 (297 HP @ 5500 RPM) has 82 more horse power than 2009 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 1985 Porsche 930 should accelerate faster than 2009 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 525 weights approximately 225 kg more than 1985 Porsche 930.
Because 2009 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 1985 Porsche 930. In wet, icy, snow, or gravel driving conditions, 2009 BMW 525 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, 1985 Porsche 930 (431 Nm @ 4000 RPM) has 181 more torque (in Nm) than 2009 BMW 525. (250 Nm @ 2750 RPM). This means 1985 Porsche 930 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 525. 2009 BMW 525 has automatic transmission and 1985 Porsche 930 has manual transmission. 1985 Porsche 930 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1985 Porsche 930 | 2009 BMW 525 | |
| Make | Porsche | BMW |
| Model | 930 | 525 |
| Year Released | 1985 | 2009 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Rear | Front |
| Engine Size | 3299 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 297 HP | 215 HP |
| Engine RPM | 5500 RPM | 6500 RPM |
| Torque | 431 Nm | 250 Nm |
| Torque RPM | 4000 RPM | 2750 RPM |
| Engine Bore Size | 97 mm | 78.9 mm |
| Engine Stroke Size | 74.4 mm | 82 mm |
| Engine Compression Ratio | 7.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1300 kg | 1525 kg |
| Vehicle Length | 4300 mm | 4850 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1320 mm | 1500 mm |
| Wheelbase Size | 2510 mm | 2840 mm |
