2006 BMW 630 vs. 2008 BMW X6

To start off, 2008 BMW X6 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 BMW 630. In addition, the cost of maintenance, including insurance, on 2006 BMW 630 would be higher. At 4,399 cc (8 cylinders), 2008 BMW X6 is equipped with a bigger engine. In terms of performance, 2008 BMW X6 (400 HP @ 5500 RPM) has 146 more horse power than 2006 BMW 630. (254 HP @ 6600 RPM) In normal driving conditions, 2008 BMW X6 should accelerate faster than 2006 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X6 weights approximately 440 kg more than 2006 BMW 630. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2008 BMW X6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 630. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 BMW X6 (827 Nm @ 1800 RPM) has 527 more torque (in Nm) than 2006 BMW 630. (300 Nm @ 2500 RPM). This means 2008 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 630. 2008 BMW X6 has automatic transmission and 2006 BMW 630 has manual transmission. 2006 BMW 630 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW X6 will be easier to drive especially in heavy traffic.

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