A:Answer Fred - The Q7F features Mega Contrast which automatically adjusts brightness and contrast, enhancing the difference between light and dark areas on the screen, so you can enjoy stunning picture quality. When stepping up, our Q8F adds Dual LED backlighting to deliver vivid images with improved contrast, off-axis viewing, and color accuracy. And starting with our QN90F, you’ll gain Wide Viewing Angle and Glare Free technology to provide you with wider viewing angles, enhanced co7lor, and minimized glare to help you enjoy shows without distractions.
~ Samsung Specialist
