2009 BMW 550 vs. 1998 Porsche 911
To start off, 2009 BMW 550 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 4,799 cc (8 cylinders), 2009 BMW 550 is equipped with a bigger engine. In terms of performance, 2009 BMW 550 (360 HP @ 6300 RPM) has 64 more horse power than 1998 Porsche 911. (296 HP @ 6800 RPM). In normal driving conditions, 2009 BMW 550 should accelerate faster than 1998 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 550 weights approximately 310 kg more than 1998 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1998 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 550. In wet, icy, snow, or gravel driving conditions, 1998 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, 2009 BMW 550 (489 Nm @ 3400 RPM) has 139 more torque (in Nm) than 1998 Porsche 911. (350 Nm @ 4600 RPM). This means 2009 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 1998 Porsche 911. 1998 Porsche 911 has automatic transmission and 2009 BMW 550 has manual transmission. 2009 BMW 550 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1998 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 550 | 1998 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 550 | 911 |
| Year Released | 2009 | 1998 |
| Engine Position | Front | Rear |
| Engine Size | 4799 cc | 3387 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 360 HP | 296 HP |
| Engine RPM | 6300 RPM | 6800 RPM |
| Torque | 489 Nm | 350 Nm |
| Torque RPM | 3400 RPM | 4600 RPM |
| Engine Bore Size | 93 mm | 96 mm |
| Engine Stroke Size | 88.3 mm | 78 mm |
| Top Speed | 250 km/hour | 275 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1730 kg | 1420 kg |
| Vehicle Length | 4850 mm | 4440 mm |
| Vehicle Width | 1470 mm | 1770 mm |
| Vehicle Height | 1850 mm | 1310 mm |
| Wheelbase Size | 2890 mm | 2360 mm |
| Fuel Tank Capacity | 70 L | 63 L |
