2008 Audi S4 vs. 2003 Infiniti I

To start off, 2008 Audi S4 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Infiniti I. In addition, the cost of maintenance, including insurance, on 2003 Infiniti I would be higher. At 4,163 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (339 HP @ 7000 RPM) has 115 more horse power than 2003 Infiniti I. (224 HP @ 5600 RPM). In normal driving conditions, 2008 Audi S4 should accelerate faster than 2003 Infiniti I. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S4 weights approximately 283 kg more than 2003 Infiniti I. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Infiniti I. In wet, icy, snow, or gravel driving conditions, 2008 Audi S4 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, 2008 Audi S4 (410 Nm @ 3500 RPM) has 140 more torque (in Nm) than 2003 Infiniti I. (270 Nm @ 4800 RPM). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Infiniti I.

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