Who is stronger? BV8000 Pro VS sharp nail and tempered glass, the high-end full Netcom IP68

In the video we see that BV8000 Pro survived after hitting againt the sharp nails many times and even stroke down the nails, and while using the nail to scratch its screen hundreds of times, the screen kept in good condition without any damage. Website: http://www.blackview.hk/ Facebook(English): https://www.facebook.com/www.blackview.hk Facebook(Spanish):https://www.facebook.com/blackview.hk/ Twitter: https://twitter.com/Blackview_HK VK: https://vk.com/blackview_official BBS: http://bbs.blackview.hk/