2009 Audi A6 vs. 2003 GMC Sierra

To start off, 2009 Audi A6 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2003 GMC Sierra would be higher. At 4,816 cc (8 cylinders), 2003 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (342 HP) has 67 more horse power than 2003 GMC Sierra. (275 HP). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2003 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2003 GMC Sierra weights approximately 405 kg more than 2009 Audi A6.

Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2003 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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, 2003 GMC Sierra (386 Nm) has 143 more torque (in Nm) than 2009 Audi A6. (243 Nm). This means 2003 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6. 2009 Audi A6 has automatic transmission and 2003 GMC Sierra has manual transmission. 2003 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A6 will be easier to drive especially in heavy traffic.

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