NEW YORK — This year marked a turning point for Comcast, the cable giant: It now has more Internet than TV customers. And it’s trying out how to charge you for the amount of data you use, much the way ...

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.

We may receive a commission on purchases made from links. When you first sign up for internet service with one of the major providers like Xfinity, they'll usually offer to rent out a hybrid modem and ...