2009 BMW X6 vs. 2005 BMW 740
To start off, 2009 BMW X6 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW 740. In addition, the cost of maintenance, including insurance, on 2005 BMW 740 would be higher. At 3,901 cc (8 cylinders), 2005 BMW 740 is equipped with a bigger engine. In terms of performance, 2009 BMW X6 (282 HP @ 4400 RPM) has 27 more horse power than 2005 BMW 740. (255 HP @ 4000 RPM). In normal driving conditions, 2009 BMW X6 should accelerate faster than 2005 BMW 740. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X6 weights approximately 95 kg more than 2005 BMW 740. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW X6 is four wheel drive (4WD), it will have significant more traction and grip than 2005 BMW 740. In wet, icy, snow, or gravel driving conditions, 2009 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, 2005 BMW 740 (600 Nm @ 1900 RPM) has 20 more torque (in Nm) than 2009 BMW X6. (580 Nm @ 1750 RPM). This means 2005 BMW 740 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW X6.
Compare all specifications:
| 2009 BMW X6 | 2005 BMW 740 | |
| Make | BMW | BMW |
| Model | X6 | 740 |
| Year Released | 2009 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 3901 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 255 HP |
| Engine RPM | 4400 RPM | 4000 RPM |
| Torque | 580 Nm | 600 Nm |
| Torque RPM | 1750 RPM | 1900 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 90 mm | 88 mm |
| Engine Compression Ratio | 17.0:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 236 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 7.4 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2185 kg | 2090 kg |
| Vehicle Length | 4880 mm | 5040 mm |
| Vehicle Width | 1990 mm | 1910 mm |
| Vehicle Height | 1700 mm | 1500 mm |
| Wheelbase Size | 2940 mm | 2890 mm |
| Fuel Consumption Overall | 8.3 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 85 L | 88 L |
