2008 BMW X3 vs. 2006 BMW 320
To start off, 2008 BMW X3 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 BMW 320. In addition, the cost of maintenance, including insurance, on 2006 BMW 320 would be higher. At 2,494 cc (6 cylinders), 2008 BMW X3 is equipped with a bigger engine. In terms of performance, 2008 BMW X3 (189 HP @ 6000 RPM) has 41 more horse power than 2006 BMW 320. (148 HP @ 4000 RPM). In normal driving conditions, 2008 BMW X3 should accelerate faster than 2006 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X3 weights approximately 85 kg more than 2006 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, 2006 BMW 320 (330 Nm @ 2000 RPM) has 85 more torque (in Nm) than 2008 BMW X3. (245 Nm @ 3500 RPM). This means 2006 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW X3.
Compare all specifications:
| 2008 BMW X3 | 2006 BMW 320 | |
| Make | BMW | BMW |
| Model | X3 | 320 |
| Year Released | 2008 | 2006 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 148 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 245 Nm | 330 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 75 mm | 90 mm |
| Engine Compression Ratio | 10.5:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 196 km/hour | 211 km/hour |
| Acceleration 0-100mph | 10.5 seconds | 9.7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1765 kg | 1680 kg |
| Vehicle Length | 4870 mm | 4490 mm |
| Vehicle Height | 1470 mm | 1380 mm |
| Wheelbase Size | 2800 mm | 2730 mm |
| Fuel Consumption Overall | 14.2 L/100km | 6.5 L/100km |
| Fuel Tank Capacity | 67 L | 63 L |
