1999 GMC Sierra vs. 2005 Rolls-Royce Corniche

To start off, 2005 Rolls-Royce Corniche is newer by 6 year(s). Which means there will be less support and parts availability for 1999 GMC Sierra. In addition, the cost of maintenance, including insurance, on 1999 GMC Sierra would be higher. At 6,750 cc (8 cylinders), 2005 Rolls-Royce Corniche is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2005 Rolls-Royce Corniche weights approximately 900 kg more than 1999 GMC Sierra.

Because 1999 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2005 Rolls-Royce Corniche. In wet, icy, snow, or gravel driving conditions, 1999 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, 2005 Rolls-Royce Corniche (739 Nm @ 2100 RPM) has 299 more torque (in Nm) than 1999 GMC Sierra. (440 Nm @ 4000 RPM). This means 2005 Rolls-Royce Corniche will have an easier job in driving up hills or pulling heavy equipment than 1999 GMC Sierra. 2005 Rolls-Royce Corniche has automatic transmission and 1999 GMC Sierra has manual transmission. 1999 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Rolls-Royce Corniche will be easier to drive especially in heavy traffic.

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