The Bravia KDL-52XBR7 is the 52" model of the XBR7 series and contains some improved specifications than the other 40" and 70" models. Most notably is the introduction of the 240Hz refresh rate that is intended to better handle fast moving scenes in action movies, sports and video games. The contrast ratio has also been increased to a dynamic ratio of 80,000:1. For more information refer to the full XBR7 Series report.