2009 BMW 650 vs. 2013 Porsche 911
To start off, 2013 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 2009 BMW 650. In addition, the cost of maintenance, including insurance, on 2009 BMW 650 would be higher. At 4,799 cc (8 cylinders), 2009 BMW 650 is equipped with a bigger engine. In terms of performance, 2013 Porsche 911 (523 HP @ 6250 RPM) has 161 more horse power than 2009 BMW 650. (362 HP @ 6300 RPM) In normal driving conditions, 2013 Porsche 911 should accelerate faster than 2009 BMW 650. With that said, vehicle weight also plays an important factor in acceleration. 2013 Porsche 911 weights approximately 139 kg more than 2009 BMW 650. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 650 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 BMW 650. However, in wet, icy, snow, or gravel driving conditions, 2013 Porsche 911, being front wheel drive (FWD), will offer much better control with better grip. 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, 2013 Porsche 911 (700 Nm @ 4250 RPM) has 210 more torque (in Nm) than 2009 BMW 650. (490 Nm @ 3400 RPM). This means 2013 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 650.
Compare all specifications:
| 2009 BMW 650 | 2013 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 650 | 911 |
| Year Released | 2009 | 2013 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 3800 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 362 HP | 523 HP |
| Engine RPM | 6300 RPM | 6250 RPM |
| Torque | 490 Nm | 700 Nm |
| Torque RPM | 3400 RPM | 4250 RPM |
| Engine Bore Size | 92 mm | 102 mm |
| Engine Stroke Size | 82.7 mm | 77 mm |
| Engine Compression Ratio | 10.5:1 | 9.8 : 1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 250 km/hour | 315 km/hour |
| Acceleration 0-100mph | 5.5 seconds | 3.4 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1525 kg | 1664 kg |
| Vehicle Length | 4830 mm | 4477 mm |
| Vehicle Width | 1380 mm | 1852 mm |
| Vehicle Height | 1860 mm | 1300 mm |
| Wheelbase Size | 2790 mm | 2350 mm |
