2007 BMW X3 vs. 2008 BMW 650
To start off, 2008 BMW 650 is newer by 1 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. At 4,799 cc (8 cylinders), 2008 BMW 650 is equipped with a bigger engine. In terms of performance, 2008 BMW 650 (360 HP @ 6300 RPM) has 211 more horse power than 2007 BMW X3. (149 HP @ 4000 RPM) In normal driving conditions, 2008 BMW 650 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 100 kg more than 2008 BMW 650.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 650. 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, 2008 BMW 650 (490 Nm @ 3400 RPM) has 160 more torque (in Nm) than 2007 BMW X3. (330 Nm @ 2000 RPM). This means 2008 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3. 2008 BMW 650 has automatic transmission and 2007 BMW X3 has manual transmission. 2007 BMW X3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW 650 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X3 | 2008 BMW 650 | |
| Make | BMW | BMW |
| Model | X3 | 650 |
| Year Released | 2007 | 2008 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 4799 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 149 HP | 360 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 330 Nm | 490 Nm |
| Torque RPM | 2000 RPM | 3400 RPM |
| Engine Bore Size | 84 mm | 92.1 mm |
| Engine Stroke Size | 90 mm | 82.7 mm |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 9.1 seconds | 5.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1740 kg | 1640 kg |
| Vehicle Length | 4570 mm | 4830 mm |
| Vehicle Width | 1680 mm | 1380 mm |
| Vehicle Height | 1860 mm | 1860 mm |
| Wheelbase Size | 2800 mm | 2790 mm |
| Fuel Consumption Overall | 6.5 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 67 L | 70 L |
