2007 BMW X5 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 X5. In addition, the cost of maintenance, including insurance, on 2007 BMW X5 would be higher. At 4,398 cc (8 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (316 HP @ 6100 RPM) has 5 more horse power than 2012 BMW 640. (311 HP @ 4400 RPM). In normal driving conditions, 2007 BMW X5 should accelerate faster than 2012 BMW 640. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 326 kg more than 2012 BMW 640. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 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 X5 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 190 more torque (in Nm) than 2007 BMW X5. (440 Nm @ 3700 RPM). This means 2012 BMW 640 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X5.
Compare all specifications:
| 2007 BMW X5 | 2012 BMW 640 | |
| Make | BMW | BMW |
| Model | X5 | 640 |
| Year Released | 2007 | 2012 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 316 HP | 311 HP |
| Engine RPM | 6100 RPM | 4400 RPM |
| Torque | 440 Nm | 630 Nm |
| Torque RPM | 3700 RPM | 1500 RPM |
| Engine Bore Size | 92 mm | 90 mm |
| Engine Stroke Size | 82.7 mm | 84 mm |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 240 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.7 seconds | 5.4 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2191 kg | 1865 kg |
| Vehicle Length | 4670 mm | 5007 mm |
| Vehicle Width | 1710 mm | 1894 mm |
| Vehicle Height | 1880 mm | 1392 mm |
| Wheelbase Size | 2830 mm | 2968 mm |
| Fuel Consumption Overall | 15.4 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 85 L | 70 L |
