BMW Z4M | Car Review | Top Gear

Richard Hammond takes on the scapel-sharp Porsche Boxster S with the mighty BMW Z4M around the Top Gear track. Top Gear YouTube channel:    / topgear   TopGear.com website: http://www.topgear.com Top Gear Facebook:   / topgear   Top Gear Twitter:   / bbc_topgear   Click here for more BMW videos: http://bit.ly/MXsVQl Click here for more Porsche videos: http://bit.ly/KSr10F This is a commercial channel from BBC Studios. Service & Feedback https://www.bbcstudios.com/contact/co...