2009 BMW X6 vs. 2006 BMW 323
To start off, 2009 BMW X6 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 BMW 323. In addition, the cost of maintenance, including insurance, on 2006 BMW 323 would be higher. At 2,977 cc (6 cylinders), 2009 BMW X6 is equipped with a bigger engine. In terms of performance, 2009 BMW X6 (300 HP @ 5800 RPM) has 125 more horse power than 2006 BMW 323. (175 HP @ 5800 RPM). In normal driving conditions, 2009 BMW X6 should accelerate faster than 2006 BMW 323.
Because 2009 BMW X6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 323. In wet, icy, snow, or gravel driving conditions, 2009 BMW X6 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, 2009 BMW X6 (407 Nm) has 177 more torque (in Nm) than 2006 BMW 323. (230 Nm). This means 2009 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 323. 2009 BMW X6 has automatic transmission and 2006 BMW 323 has manual transmission. 2006 BMW 323 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW X6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW X6 | 2006 BMW 323 | |
| Make | BMW | BMW |
| Model | X6 | 323 |
| Year Released | 2009 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2977 cc | 2497 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 175 HP |
| Engine RPM | 5800 RPM | 5800 RPM |
| Torque | 407 Nm | 230 Nm |
| Engine Bore Size | 84 mm | 78.8 mm |
| Engine Stroke Size | 89.6 mm | 82 mm |
| Engine Compression Ratio | 10.2:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 240 km/hour | 229 km/hour |
| Acceleration 0-100mph | 6.7 seconds | 7.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Width | 1990 mm | 1850 mm |
| Fuel Consumption Overall | 10.9 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 85 L | 63 L |
