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 ...

If you're a Comcast Xfinity Internet customer, you may have gotten a nice surprise recently -- faster internet for no charge. And for some users, your new speed is double the speed you had previously.