2009 Audi A8 vs. 2004 Audi A4

To start off, 2009 Audi A8 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Audi A4. In addition, the cost of maintenance, including insurance, on 2004 Audi A4 would be higher. At 2,976 cc (6 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (223 HP @ 6300 RPM) has 6 more horse power than 2009 Audi A8. (217 HP @ 6300 RPM) In normal driving conditions, 2004 Audi A4 should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 60 kg more than 2004 Audi A4.

Because 2004 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A8. In wet, icy, snow, or gravel driving conditions, 2004 Audi A4 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, both vehicles can yield 300 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.

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