I see no difference at all, he stop at the same place with or without absIf your unsure about getting your CBR250R with ABS the videos below should help you decide, it's not absolutely needed but from watching the video's below you can see how well it helps.
ABS OFF
YouTube - 2011 CBR250R C-ABS OFF Brake Test - tmcblog.com
ABS ON
YouTube - 2011 CBR250R C-ABS Brake Test - tmcblog.com
Everybody knows that abs have shorter brakedistance so my GUESS is that hes a newbie that dont know how to use abs