In part 2 of our McLaren Senna vs 720S series, we find out which of Woking's supercars is quicker around our Anglesey track. How much of an advantage will the Senna get from its uncompromising aero and its uprated version of the 720S's 4.0L V8? Matt Saunders finds out. Subscribe now: http://smarturl.it/autocar

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McLaren Senna vs 720S part 1: 0-100mph-0

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