2009 Audi R8 vs. 2009 Audi A4

To start off, both 2009 Audi R8 and 2009 Audi A4 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,163 cc (8 cylinders), 2009 Audi R8 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (414 HP @ 7800 RPM) has 197 more horse power than 2009 Audi A4. (217 HP @ 5900 RPM). In normal driving conditions, 2009 Audi R8 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi R8 weights approximately 30 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2009 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 2009 Audi A4. In wet, icy, snow, or gravel driving conditions, 2009 Audi R8 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 Audi R8 (430 Nm @ 4500 RPM) has 130 more torque (in Nm) than 2009 Audi A4. (300 Nm @ 2200 RPM). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.

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