Comcast has largely converted its U.S. network to its high-speed Xfinity service, which relies on DOCSIS 3.0 and 3.1 technology to deliver internet data at speeds up to (and in some places exceeding) ...

Comcast's Xfinity internet is introducing a five-year price guarantee starting at $55 per month, with no annual contract required, offering price certainty and the ability to cancel anytime without ...