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.

Xfinity, Comcast’s internet brand, is the largest internet service providers (ISP) in the United States, serving more than 31 million broadband customers in parts of 40 states. It’s known for wide ...

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 ...

Comcast’s Xfinity Mobile plans are getting a facelift today, including a new Premium Unlimited plan taking the place of the old Unlimited Plus plan. Notable changes include support for 4K video ...