2009 BMW 650 vs. 2005 BMW 750
To start off, 2009 BMW 650 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW 750. In addition, the cost of maintenance, including insurance, on 2005 BMW 750 would be higher. Both 2009 BMW 650 and 2005 BMW 750 are equipped with a 4,799 cc engine. In terms of performance, 2005 BMW 750 (363 HP @ 6300 RPM) has 1 more horse power than 2009 BMW 650. (362 HP @ 6300 RPM) In normal driving conditions, 2005 BMW 750 should accelerate faster than 2009 BMW 650. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 750 weights approximately 535 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 (491 Nm @ 3900 RPM) has 1 more torque (in Nm) than 2005 BMW 750. (490 Nm @ 3400 RPM). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 750.
Compare all specifications:
| 2009 BMW 650 | 2005 BMW 750 | |
| Make | BMW | BMW |
| Model | 650 | 750 |
| Year Released | 2009 | 2005 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 4799 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 362 HP | 363 HP |
| Engine RPM | 6300 RPM | 6300 RPM |
| Torque | 491 Nm | 490 Nm |
| Torque RPM | 3900 RPM | 3400 RPM |
| Engine Bore Size | 92 mm | 93 mm |
| Engine Stroke Size | 82.7 mm | 88.3 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 5.8 seconds | 6 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1415 kg | 1950 kg |
| Vehicle Length | 4830 mm | 5050 mm |
| Vehicle Width | 1380 mm | 1910 mm |
| Vehicle Height | 1860 mm | 1500 mm |
| Wheelbase Size | 2790 mm | 3130 mm |
| Fuel Consumption Overall | 7 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
