2005 Audi A4 vs. 2009 Porsche 911

To start off, 2009 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 3,824 cc (6 cylinders), 2009 Porsche 911 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (350 HP @ 6600 RPM) has 130 more horse power than 2005 Audi A4. (220 HP @ 6300 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 2005 Audi A4.

Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2005 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, 2009 Porsche 911 (400 Nm @ 4600 RPM) has 100 more torque (in Nm) than 2005 Audi A4. (300 Nm @ 3200 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.

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