2008 BMW X3 vs. 2007 BMW 320
To start off, 2008 BMW X3 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 BMW 320. In addition, the cost of maintenance, including insurance, on 2007 BMW 320 would be higher. At 2,993 cc (6 cylinders), 2008 BMW X3 is equipped with a bigger engine. In terms of performance, 2008 BMW X3 (201 HP @ 4000 RPM) has 40 more horse power than 2007 BMW 320. (161 HP @ 4000 RPM). In normal driving conditions, 2008 BMW X3 should accelerate faster than 2007 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X3 weights approximately 436 kg more than 2007 BMW 320. 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 2007 BMW 320. 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, 2008 BMW X3 (410 Nm @ 1500 RPM) has 70 more torque (in Nm) than 2007 BMW 320. (340 Nm @ 2000 RPM). This means 2008 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 320.
Compare all specifications:
| 2008 BMW X3 | 2007 BMW 320 | |
| Make | BMW | BMW |
| Model | X3 | 320 |
| Year Released | 2008 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 161 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 410 Nm | 340 Nm |
| Torque RPM | 1500 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 90 mm | 90 mm |
| Engine Compression Ratio | 17.0:1 | 17.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 210 km/hour | 225 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 8.3 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1926 kg | 1490 kg |
| Vehicle Length | 4570 mm | 4490 mm |
| Vehicle Width | 1860 mm | 1820 mm |
| Vehicle Height | 1680 mm | 1430 mm |
| Wheelbase Size | 2800 mm | 2770 mm |
| Fuel Consumption Overall | 8.4 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 67 L | 61 L |
