2007 BMW X3 vs. 2005 BMW 740
To start off, 2007 BMW X3 is newer by 2 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 4,000 cc (8 cylinders), 2005 BMW 740 is equipped with a bigger engine. In terms of performance, 2005 BMW 740 (317 HP @ 6300 RPM) has 102 more horse power than 2007 BMW X3. (215 HP @ 4000 RPM) In normal driving conditions, 2005 BMW 740 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 740 weights approximately 130 kg more than 2007 BMW X3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 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, 2007 BMW X3 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, 2007 BMW X3 (480 Nm @ 1750 RPM) has 89 more torque (in Nm) than 2005 BMW 740. (391 Nm @ 3500 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 740.
Compare all specifications:
| 2007 BMW X3 | 2005 BMW 740 | |
| Make | BMW | BMW |
| Model | X3 | 740 |
| Year Released | 2007 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 4000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 317 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 480 Nm | 391 Nm |
| Torque RPM | 1750 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 87 mm |
| Engine Stroke Size | 90 mm | 84.1 mm |
| Top Speed | 210 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 6.8 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1765 kg | 1895 kg |
| Vehicle Length | 4570 mm | 5050 mm |
| Vehicle Width | 1680 mm | 1910 mm |
| Vehicle Height | 1880 mm | 1500 mm |
| Wheelbase Size | 2800 mm | 3000 mm |
| Fuel Consumption Overall | 8.6 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 67 L | 88 L |
