2007 Citroen C6 vs. 1999 GMC Sierra

To start off, 2007 Citroen C6 is newer by 8 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 5,325 cc (8 cylinders), 1999 GMC Sierra is equipped with a bigger engine. In terms of performance, 1999 GMC Sierra (282 HP @ 5200 RPM) has 114 more horse power than 2007 Citroen C6. (168 HP @ 4000 RPM) In normal driving conditions, 1999 GMC Sierra should accelerate faster than 2007 Citroen C6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Citroen C6 weights approximately 60 kg more than 1999 GMC Sierra.

Because 1999 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2007 Citroen C6. 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, 1999 GMC Sierra (440 Nm @ 4000 RPM) has 70 more torque (in Nm) than 2007 Citroen C6. (370 Nm @ 1500 RPM). This means 1999 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C6.

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