With the debut of Xfinity RealTime4K, our ultra-low lag technology delivered the fastest path from stadium to screen during the Big Game — so fans saw every play in stunning 4K picture and immersive audio, up to 49 seconds before other providers. More: https://comca.st/4kNoScv | Comcast

We compare AT&T U-verse and Xfinity on things like price, channel count, and bundling options to help you decide which TV provider is better for you. Find out more at https://www.cabletv.com/blog/xfinity-vs-att-tv/ | CableTV.com