Xfinity fiber-powered internet results in 99.9% network reliability. Combined with low-lag technology and unlimited data, it delivers consistent performance even during peak household usage.

PHILADELPHIA--(BUSINESS WIRE)--Today Comcast announced that it has upgraded Xfinity Internet speeds for more than 20 million customers for no additional cost. Xfinity Internet tiers, and the NOW ...

Your internet can feel fast one day and frustrating the next, even when the plan on paper looks the same. Xfinity and AT&T often advertise similar speeds, but the experience and what you pay over time ...

AT&T and Xfinity are two of the largest internet providers in the U.S., collectively covering nearly 70% of the country. AT&T is the largest provider of fiber-to-home internet services, whereas ...