2007 Audi RS4 vs. 1981 Mercury Cougar

To start off, 2007 Audi RS4 is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Mercury Cougar. In addition, the cost of maintenance, including insurance, on 1981 Mercury Cougar would be higher. At 4,161 cc (8 cylinders), 2007 Audi RS4 is equipped with a bigger engine. In terms of performance, 2007 Audi RS4 (420 HP @ 8205 RPM) has 306 more horse power than 1981 Mercury Cougar. (114 HP @ 4000 RPM). In normal driving conditions, 2007 Audi RS4 should accelerate faster than 1981 Mercury Cougar. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi RS4 weights approximately 344 kg more than 1981 Mercury Cougar. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2007 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Mercury Cougar. In wet, icy, snow, or gravel driving conditions, 2007 Audi RS4 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, 2007 Audi RS4 (430 Nm @ 5500 RPM) has 193 more torque (in Nm) than 1981 Mercury Cougar. (237 Nm @ 2600 RPM). This means 2007 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 1981 Mercury Cougar.

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