Xfinity offers wider availability and lower starting prices, but has data caps and potential contracts. Optimum provides faster fiber speeds with no data caps, but at a higher starting cost. Both ...

We compare these two internet providers to see how they stack up on speed, reliability and long-term costs so you can choose ...

Trisha Jandoc was an associate writer at CNET covering broadband and everything related to home internet. She graduated from St. John's University with a bachelor's degree in journalism and a focus on ...

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 ...