2007 BMW X3 vs. 2012 BMW 640
To start off, 2012 BMW 640 is newer by 5 year(s). Which means there will be less support and parts availability for 2007 BMW X3. In addition, the cost of maintenance, including insurance, on 2007 BMW X3 would be higher. Both 2007 BMW X3 and 2012 BMW 640 are equipped with a 2,993 cc engine. In terms of performance, 2012 BMW 640 (311 HP @ 4400 RPM) has 28 more horse power than 2007 BMW X3. (283 HP @ 4400 RPM) In normal driving conditions, 2012 BMW 640 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 160 kg more than 2012 BMW 640.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2012 BMW 640. 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, 2012 BMW 640 (630 Nm @ 1500 RPM) has 50 more torque (in Nm) than 2007 BMW X3. (580 Nm @ 1750 RPM). This means 2012 BMW 640 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2007 BMW X3 | 2012 BMW 640 | |
| Make | BMW | BMW |
| Model | X3 | 640 |
| Year Released | 2007 | 2012 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 283 HP | 311 HP |
| Engine RPM | 4400 RPM | 4400 RPM |
| Torque | 580 Nm | 630 Nm |
| Torque RPM | 1750 RPM | 1500 RPM |
| Engine Bore Size | 84 mm | 90 mm |
| Engine Stroke Size | 88 mm | 84 mm |
| Fuel Type | Diesel | Diesel |
| Top Speed | 240 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 5.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1950 kg | 1790 kg |
| Vehicle Length | 4570 mm | 4894 mm |
| Vehicle Width | 1860 mm | 1894 mm |
| Vehicle Height | 1680 mm | 1369 mm |
| Wheelbase Size | 2800 mm | 2855 mm |
| Fuel Consumption Overall | 8.7 L/100km | 5.5 L/100km |
| Fuel Tank Capacity | 67 L | 70 L |
