2006 Cadillac DTS vs. 1999 GMC Sierra

To start off, 2006 Cadillac DTS is newer by 7 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 4,784 cc (6 cylinders), 1999 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 Cadillac DTS (275 HP @ 5600 RPM) has 8 more horse power than 1999 GMC Sierra. (267 HP @ 5200 RPM). In normal driving conditions, 2006 Cadillac DTS should accelerate faster than 1999 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1999 GMC Sierra weights approximately 47 kg more than 2006 Cadillac DTS.

Because 1999 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2006 Cadillac DTS. 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, 2006 Cadillac DTS (388 Nm @ 4400 RPM) has 2 more torque (in Nm) than 1999 GMC Sierra. (386 Nm @ 4000 RPM). This means 2006 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 1999 GMC Sierra. 2006 Cadillac DTS 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. 2006 Cadillac DTS will be easier to drive especially in heavy traffic.

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