The S4 hits 60 mph from a stop in 4.9 seconds before continuing on to its top speed of 155 mph. Compared with the already strong acceleration of the 3.2-liter V6 A4 we tested earlier, the smaller displacement, higher powered S4 is a revelation.
August 31, 2009 1:47 PM PDT
Photo by: Antuan Goodwin/CNET
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