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 want a cheaper cable modem that doesn’t need to last you for centuries, try this Arris SURFboard. In the modern era, its defining feature will be its DOCSIS 3.0 connectivity, a protocol ...

Why it made the cut: This modem-router combo can handle up to 30 devices. This router was named best overall in our Spectrum routers round-up, and there’s a reason why it’s also the best ...

What routers are compatible with Comcast Xfinity? Unless you’re buying a modem-router combo, you can pretty much select any router for Xfinity home Internet service. These include standalone ...

Not all modems are compatible with Time Warner Cable and Comcast homes. If you're a Time Warner Cable customer, you can look up whether a modem is compatible with its network on the company's website.

Comcast is transforming its customers' home modems into public Wi-Fi hotspots by adding a second signal to each device. In addition to a customer's home Wi-Fi connection, Xfinity wireless gateways ...

If your modem isn't on the list, though, there's a good chance it's not compatible with your Xfinity plan. Xfinity cautions on its support page for third-party hardware that any issues you ...