In regular guise, the S5 features a 3.0-liter supercharged V6 rated for 328bhp (333PS) and 440Nm (324 lb-ft). The German brand's engineers managed to squeeze 429hp and a peak torque of 501Nm (369 lb-ft) out of the engine. By comparison, the RS5's V8 delivers 444hp (450PS) and a maximum torque of 430Nm (318 lb-ft).
