Is Comcast Corp. overvalued or undervalued?

As of 17 October 2025, the valuation grade for Comcast Corp. has moved from fair to attractive, indicating a more favorable assessment of its stock. The company appears to be undervalued, particularly when considering its P/E ratio of 10, which is significantly lower than the peer average of 6.86 for Comcast's valuation. Additionally, Comcast's EV to EBITDA ratio stands at 6.55, which is also competitive compared to its peers, while its PEG ratio of 1.52 suggests growth potential relative to its price.
In comparison to its peer Warner Bros. Discovery, which is deemed expensive with a P/E ratio of -69.92, Comcast's valuation metrics indicate it may offer better value to investors. Despite this attractive valuation, Comcast's stock has underperformed against the S&P 500 across multiple periods, with a year-to-date return of -21.29% compared to the S&P 500's 13.30%, highlighting the disconnect between its valuation and market performance.