2006 BMW 650 vs. 2011 BMW 750
To start off, 2011 BMW 750 is newer by 5 year(s). Which means there will be less support and parts availability for 2006 BMW 650. In addition, the cost of maintenance, including insurance, on 2006 BMW 650 would be higher. At 4,800 cc (8 cylinders), 2006 BMW 650 is equipped with a bigger engine. In terms of performance, 2011 BMW 750 (400 HP @ 5500 RPM) has 40 more horse power than 2006 BMW 650. (360 HP @ 6300 RPM) In normal driving conditions, 2011 BMW 750 should accelerate faster than 2006 BMW 650. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW 750 weights approximately 410 kg more than 2006 BMW 650. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 BMW 750 is all wheel drive (AWD), it will have significant more traction and grip than 2006 BMW 650. In wet, icy, snow, or gravel driving conditions, 2011 BMW 750 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, 2011 BMW 750 (609 Nm @ 1750 RPM) has 121 more torque (in Nm) than 2006 BMW 650. (488 Nm @ 3400 RPM). This means 2011 BMW 750 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 650.
Compare all specifications:
| 2006 BMW 650 | 2011 BMW 750 | |
| Make | BMW | BMW |
| Model | 650 | 750 |
| Year Released | 2006 | 2011 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4800 cc | 4400 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 360 HP | 400 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 488 Nm | 609 Nm |
| Torque RPM | 3400 RPM | 1750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Rear | AWD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1730 kg | 2140 kg |
| Vehicle Length | 4840 mm | 5075 mm |
| Vehicle Width | 1860 mm | 1902 mm |
| Vehicle Height | 1380 mm | 1481 mm |
| Wheelbase Size | 2790 mm | 3071 mm |
| Fuel Consumption | 10.7 L/100km | 11.8 L/100km |
| Fuel Consumption City | 16.8 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 70 L | 82 L |
