Xfinity will let you rent a modem when you sign up for its Internet service, but you do have the option of using a third-party modem instead. Here's how.

If you’re a Comcast Xfinity internet customer with poor WiFi in parts of your home, Comcast’s mesh WiFi xFi Pods, which are designed to work out the box with Xfinity routers, would seem to be the ...

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.

Power outages usually last around two or three hours and often occur during storms that keep people trapped inside. Comcast says it has a solution for keeping internet connected in these situations.

Xfinity offers faster internet speeds, reaching up to 6 GB, while Spectrum's plans max out at 1 GB. Spectrum plans are no-contract and have no data caps, whereas Xfinity often requires contracts and ...