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 (228 HP @ 4000 RPM) has 73 more horse power than 2007 BMW 320. (155 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 260 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 (480 Nm @ 1750 RPM) has 150 more torque (in Nm) than 2007 BMW 320. (330 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 | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 155 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 480 Nm | 330 Nm |
| Torque RPM | 1750 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 | 216 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 8.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1765 kg | 1505 kg |
| Vehicle Length | 5050 mm | 4530 mm |
| Vehicle Height | 1470 mm | 1820 mm |
| Wheelbase Size | 2800 mm | 2770 mm |
| Fuel Consumption Overall | 8.6 L/100km | 6.7 L/100km |
| Fuel Tank Capacity | 67 L | 60 L |
