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 ...

The technology your ISP uses to send internet to your home makes a difference in speed, reliability, availability and more. There are different modes of internet access, and here at CNET, we've ...