2008 BMW 550 vs. 2003 Porsche 911
To start off, 2008 BMW 550 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Porsche 911. In addition, the cost of maintenance, including insurance, on 2003 Porsche 911 would be higher. At 4,800 cc (8 cylinders), 2008 BMW 550 is equipped with a bigger engine. In terms of performance, 2003 Porsche 911 (443 HP @ 6000 RPM) has 83 more horse power than 2008 BMW 550. (360 HP @ 6300 RPM) In normal driving conditions, 2003 Porsche 911 should accelerate faster than 2008 BMW 550. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 550 weights approximately 70 kg more than 2003 Porsche 911.
Because 2003 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 550. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Porsche 911 (621 Nm @ 2700 RPM) has 132 more torque (in Nm) than 2008 BMW 550. (489 Nm @ 3400 RPM). This means 2003 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 550.
Compare all specifications:
| 2008 BMW 550 | 2003 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 550 | 911 |
| Year Released | 2008 | 2003 |
| Engine Position | Front | Rear |
| Engine Size | 4800 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 360 HP | 443 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 489 Nm | 621 Nm |
| Torque RPM | 3400 RPM | 2700 RPM |
| Top Speed | 241 km/hour | 307 km/hour |
| Acceleration 0-100mph | 5.5 seconds | 4.3 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1730 kg | 1660 kg |
| Vehicle Length | 4860 mm | 4440 mm |
| Vehicle Width | 1850 mm | 1840 mm |
| Vehicle Height | 1470 mm | 1300 mm |
| Wheelbase Size | 2890 mm | 2360 mm |
| Fuel Consumption Highway | 10.7 L/100km | 9.7 L/100km |
| Fuel Consumption City | 15.7 L/100km | 19.6 L/100km |
| Fuel Consumption Overall | 10.8 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
