We drag race the McLaren Senna against the 720S from 0-100mph-0 in the first episode of our four-part series. How far does the Senna move the game on in terms of acceleration and braking? Part 2 is now live on the channel – subscribe here to catch the rest of the series: http://smarturl.it/autocar New videos are uploaded to Autocar each week. Don’t miss a single one. Subscribe now: http://smarturl.it/autocar Watch next: McLaren Senna driven at Silverstone: https://www.youtube.com/watch?v=AyrWB… Visit our website at http://www.autocar.co.uk Autocar, the world’s leading motoring magazine and website, delivers industry-leading news, the most in-depth car reviews and opinion from our team of experts. Our presenters include some of the world’s top motoring journalists who have unrivalled access to the world’s fastest, rarest, most exotic and most exciting cars on some of the world’s best roads and race tracks. Follow AUTOCAR here: LIKE Autocar on Facebook: https://goo.gl/mWG2I5 FOLLOW Autocar on Twitter: https://goo.gl/DSAnav FOLLOW Autocar on Instagram: https://goo.gl/N2Id68 +1 Autocar on Google+: https://goo.gl/h6UHVu Check out our full video catalog: https://goo.gl/xHxfRA For car reviews you can trust, subscribe to Autocar: http://smarturl.it/autocar