2008 BMW X3 vs. 2012 BMW 640
To start off, 2012 BMW 640 is newer by 4 year(s). Which means there will be less support and parts availability for 2008 BMW X3. In addition, the cost of maintenance, including insurance, on 2008 BMW X3 would be higher. At 2,996 cc (6 cylinders), 2008 BMW X3 is equipped with a bigger engine. In terms of performance, 2012 BMW 640 (311 HP @ 4400 RPM) has 51 more horse power than 2008 BMW X3. (260 HP @ 6600 RPM) In normal driving conditions, 2012 BMW 640 should accelerate faster than 2008 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW 640 weights approximately 350 kg more than 2008 BMW X3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 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, 2008 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 325 more torque (in Nm) than 2008 BMW X3. (305 Nm @ 2750 RPM). This means 2012 BMW 640 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW X3. 2012 BMW 640 has automatic transmission and 2008 BMW X3 has manual transmission. 2008 BMW X3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 BMW 640 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW X3 | 2012 BMW 640 | |
| Make | BMW | BMW |
| Model | X3 | 640 |
| Year Released | 2008 | 2012 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 260 HP | 311 HP |
| Engine RPM | 6600 RPM | 4400 RPM |
| Torque | 305 Nm | 630 Nm |
| Torque RPM | 2750 RPM | 1500 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1515 kg | 1865 kg |
| Vehicle Length | 4580 mm | 5007 mm |
| Vehicle Width | 1860 mm | 1894 mm |
| Vehicle Height | 1680 mm | 1392 mm |
| Wheelbase Size | 2800 mm | 2968 mm |
| Fuel Consumption Highway | 10.2 L/100km | 4.9 L/100km |
| Fuel Consumption City | 14.7 L/100km | 6.8 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 67 L | 70 L |
