2001 Porsche 911 vs. 2009 BMW 650
To start off, 2009 BMW 650 is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Porsche 911. In addition, the cost of maintenance, including insurance, on 2001 Porsche 911 would be higher. At 4,799 cc (8 cylinders), 2009 BMW 650 is equipped with a bigger engine. In terms of performance, 2009 BMW 650 (362 HP @ 6300 RPM) has 47 more horse power than 2001 Porsche 911. (315 HP @ 6800 RPM) In normal driving conditions, 2009 BMW 650 should accelerate faster than 2001 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 650 weights approximately 470 kg more than 2001 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 650. In wet, icy, snow, or gravel driving conditions, 2001 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 650 (490 Nm @ 3400 RPM) has 120 more torque (in Nm) than 2001 Porsche 911. (370 Nm @ 4250 RPM). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2001 Porsche 911.
Compare all specifications:
| 2001 Porsche 911 | 2009 BMW 650 | |
| Make | Porsche | BMW |
| Model | 911 | 650 |
| Year Released | 2001 | 2009 |
| Body Type | Coupe | Convertible |
| Engine Position | Rear | Front |
| Engine Size | 3596 cc | 4799 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 315 HP | 362 HP |
| Engine RPM | 6800 RPM | 6300 RPM |
| Torque | 370 Nm | 490 Nm |
| Torque RPM | 4250 RPM | 3400 RPM |
| Engine Compression Ratio | 11.3:1 | 10.5:1 |
| Top Speed | 275 km/hour | 250 km/hour |
| Acceleration 0-100mph | 5.5 seconds | 5.8 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1465 kg | 1935 kg |
| Vehicle Length | 4440 mm | 4830 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1310 mm | 1380 mm |
| Wheelbase Size | 2360 mm | 2790 mm |
| Fuel Tank Capacity | 64 L | 70 L |
