1998 Porsche 911 vs. 2009 BMW 525
To start off, 2009 BMW 525 is newer by 11 year(s). Which means there will be less support and parts availability for 1998 Porsche 911. In addition, the cost of maintenance, including insurance, on 1998 Porsche 911 would be higher. At 3,387 cc (6 cylinders), 1998 Porsche 911 is equipped with a bigger engine. In terms of performance, 1998 Porsche 911 (296 HP @ 6800 RPM) has 81 more horse power than 2009 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 1998 Porsche 911 should accelerate faster than 2009 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 525 weights approximately 199 kg more than 1998 Porsche 911.
Because 2009 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Porsche 911. 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, 1998 Porsche 911 (350 Nm @ 4600 RPM) has 100 more torque (in Nm) than 2009 BMW 525. (250 Nm @ 2750 RPM). This means 1998 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 525. 2009 BMW 525 has automatic transmission and 1998 Porsche 911 has manual transmission. 1998 Porsche 911 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:
| 1998 Porsche 911 | 2009 BMW 525 | |
| Make | Porsche | BMW |
| Model | 911 | 525 |
| Year Released | 1998 | 2009 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Rear | Front |
| Engine Size | 3387 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 296 HP | 215 HP |
| Engine RPM | 6800 RPM | 6500 RPM |
| Torque | 350 Nm | 250 Nm |
| Torque RPM | 4600 RPM | 2750 RPM |
| Engine Bore Size | 96 mm | 78.9 mm |
| Engine Stroke Size | 78 mm | 82 mm |
| Engine Compression Ratio | 11.3:1 | 11.0:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1326 kg | 1525 kg |
| Vehicle Length | 4440 mm | 4850 mm |
| Vehicle Width | 1770 mm | 1850 mm |
| Vehicle Height | 1310 mm | 1500 mm |
| Wheelbase Size | 2360 mm | 2840 mm |
| Fuel Tank Capacity | 64 L | 70 L |
