2004 Audi A6 vs. 2005 Opel Astra

To start off, 2005 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 2,494 cc (6 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2004 Audi A6 (168 HP @ 6000 RPM) has 23 more horse power than 2005 Opel Astra. (145 HP @ 5800 RPM). In normal driving conditions, 2004 Audi A6 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 459 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2004 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Audi A6 (230 Nm @ 3000 RPM) has 27 more torque (in Nm) than 2005 Opel Astra. (203 Nm @ 4000 RPM). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.

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