2006 GMC Sierra vs. 2003 Vauxhall Vectra

To start off, 2006 GMC Sierra is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Vauxhall Vectra. In addition, the cost of maintenance, including insurance, on 2003 Vauxhall Vectra would be higher. At 5,965 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (300 HP @ 4400 RPM) has 147 more horse power than 2003 Vauxhall Vectra. (153 HP @ 5600 RPM). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2003 Vauxhall Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 926 kg more than 2003 Vauxhall Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2003 Vauxhall Vectra. In wet, icy, snow, or gravel driving conditions, 2006 GMC Sierra 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, 2006 GMC Sierra (488 Nm @ 4000 RPM) has 268 more torque (in Nm) than 2003 Vauxhall Vectra. (220 Nm @ 3800 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 Vauxhall Vectra.

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