Xfinity will let you rent a modem when you sign up for its Internet service, but you do have the option of using a ...

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 ...

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.