2007 BMW 550 vs. 2012 BMW X6
To start off, 2012 BMW X6 is newer by 5 year(s). Which means there will be less support and parts availability for 2007 BMW 550. In addition, the cost of maintenance, including insurance, on 2007 BMW 550 would be higher. At 4,799 cc (8 cylinders), 2007 BMW 550 is equipped with a bigger engine. In terms of performance, 2007 BMW 550 (362 HP @ 6300 RPM) has 118 more horse power than 2012 BMW X6. (244 HP @ 4000 RPM). In normal driving conditions, 2007 BMW 550 should accelerate faster than 2012 BMW X6. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW X6 weights approximately 490 kg more than 2007 BMW 550.
Because 2012 BMW X6 is all wheel drive (AWD), it will have significant more traction and grip than 2007 BMW 550. In wet, icy, snow, or gravel driving conditions, 2012 BMW X6 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, 2012 BMW X6 (600 Nm @ 1500 RPM) has 110 more torque (in Nm) than 2007 BMW 550. (490 Nm @ 3400 RPM). This means 2012 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 550.
Compare all specifications:
| 2007 BMW 550 | 2012 BMW X6 | |
| Make | BMW | BMW |
| Model | 550 | X6 |
| Year Released | 2007 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 362 HP | 244 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 490 Nm | 600 Nm |
| Torque RPM | 3400 RPM | 1500 RPM |
| Engine Bore Size | 93.1 mm | 90 mm |
| Engine Stroke Size | 88.3 mm | 84 mm |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 5.9 seconds | 7.5 seconds |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1660 kg | 2150 kg |
| Vehicle Length | 4850 mm | 4877 mm |
| Vehicle Width | 1470 mm | 1983 mm |
| Vehicle Height | 1850 mm | 1690 mm |
| Wheelbase Size | 2890 mm | 2933 mm |
| Fuel Consumption Overall | 11.1 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 70 L | 85 L |
