2005 BMW 748 vs. 2011 BMW X6
To start off, 2011 BMW X6 is newer by 6 year(s). Which means there will be less support and parts availability for 2005 BMW 748. In addition, the cost of maintenance, including insurance, on 2005 BMW 748 would be higher. At 4,799 cc (8 cylinders), 2005 BMW 748 is equipped with a bigger engine. In terms of performance, 2005 BMW 748 (362 HP @ 6000 RPM) has 118 more horse power than 2011 BMW X6. (244 HP @ 4000 RPM). In normal driving conditions, 2005 BMW 748 should accelerate faster than 2011 BMW X6. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW X6 weights approximately 240 kg more than 2005 BMW 748.
Because 2011 BMW X6 is all wheel drive (AWD), it will have significant more traction and grip than 2005 BMW 748. In wet, icy, snow, or gravel driving conditions, 2011 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, 2011 BMW X6 (600 Nm @ 1500 RPM) has 100 more torque (in Nm) than 2005 BMW 748. (500 Nm @ 3400 RPM). This means 2011 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 748.
Compare all specifications:
| 2005 BMW 748 | 2011 BMW X6 | |
| Make | BMW | BMW |
| Model | 748 | X6 |
| Year Released | 2005 | 2011 |
| Body Type | Sedan | SUV |
| 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 | 6000 RPM | 4000 RPM |
| Torque | 500 Nm | 600 Nm |
| Torque RPM | 3400 RPM | 1500 RPM |
| Engine Bore Size | 93 mm | 90 mm |
| Engine Stroke Size | 88.3 mm | 84 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1910 kg | 2150 kg |
| Vehicle Length | 5040 mm | 4877 mm |
| Vehicle Width | 1910 mm | 1983 mm |
| Vehicle Height | 1500 mm | 1690 mm |
| Wheelbase Size | 3000 mm | 2933 mm |
