2006 BMW X5 vs. 2007 BMW 650
To start off, 2007 BMW 650 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW X5. In addition, the cost of maintenance, including insurance, on 2006 BMW X5 would be higher. At 4,799 cc (8 cylinders), 2007 BMW 650 is equipped with a bigger engine. In terms of performance, 2007 BMW 650 (363 HP @ 6300 RPM) has 48 more horse power than 2006 BMW X5. (315 HP @ 5400 RPM) In normal driving conditions, 2007 BMW 650 should accelerate faster than 2006 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X5 weights approximately 595 kg more than 2007 BMW 650.
Because 2006 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 650. In wet, icy, snow, or gravel driving conditions, 2006 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, 2007 BMW 650 (490 Nm @ 3400 RPM) has 51 more torque (in Nm) than 2006 BMW X5. (439 Nm @ 3600 RPM). This means 2007 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X5.
Compare all specifications:
| 2006 BMW X5 | 2007 BMW 650 | |
| Make | BMW | BMW |
| Model | X5 | 650 |
| Year Released | 2006 | 2007 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4392 cc | 4799 cc |
| Horse Power | 315 HP | 363 HP |
| Engine RPM | 5400 RPM | 6300 RPM |
| Torque | 439 Nm | 490 Nm |
| Torque RPM | 3600 RPM | 3400 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2235 kg | 1640 kg |
| Vehicle Length | 4670 mm | 4830 mm |
| Vehicle Width | 1880 mm | 1380 mm |
| Vehicle Height | 1760 mm | 1860 mm |
| Wheelbase Size | 2830 mm | 2790 mm |
| Fuel Tank Capacity | 92 L | 70 L |
