1999 Vauxhall Omega vs. 2013 GMC Sierra

To start off, 2013 GMC Sierra is newer by 14 year(s). Which means there will be less support and parts availability for 1999 Vauxhall Omega. In addition, the cost of maintenance, including insurance, on 1999 Vauxhall Omega would be higher. At 6,000 cc (8 cylinders), 2013 GMC Sierra is equipped with a bigger engine. In terms of performance, 2013 GMC Sierra (327 HP @ 5100 RPM) has 16 more horse power than 1999 Vauxhall Omega. (311 HP @ 5600 RPM) In normal driving conditions, 2013 GMC Sierra should accelerate faster than 1999 Vauxhall Omega. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 977 kg more than 1999 Vauxhall Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2013 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1999 Vauxhall Omega. In wet, icy, snow, or gravel driving conditions, 2013 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, 2013 GMC Sierra (498 Nm @ 4100 RPM) has 39 more torque (in Nm) than 1999 Vauxhall Omega. (459 Nm @ 4400 RPM). This means 2013 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1999 Vauxhall Omega.

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