1979 Buick Regal vs. 2011 GMC Sierra

To start off, 2011 GMC Sierra is newer by 32 year(s). Which means there will be less support and parts availability for 1979 Buick Regal. In addition, the cost of maintenance, including insurance, on 1979 Buick Regal would be higher. At 5,999 cc (8 cylinders), 2011 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 GMC Sierra (353 HP @ 5400 RPM) has 234 more horse power than 1979 Buick Regal. (119 HP @ 3600 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 1979 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 646 kg more than 1979 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2011 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1979 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2011 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, 2011 GMC Sierra (506 Nm @ 4400 RPM) has 221 more torque (in Nm) than 1979 Buick Regal. (285 Nm @ 1800 RPM). This means 2011 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1979 Buick Regal.

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