Investors looking for stocks in the Retail - Miscellaneous sector might want to consider either Hibbett Sports (HIBB) or Tractor Supply (TSCO). But which of these two stocks presents investors with the better value opportunity right now? Let's take a closer look.The best way to find great value stocks is to pair a strong Zacks Rank with an impressive grade in the Value category of our Style Scores system. The proven Zacks Rank emphasizes companies with positive estimate revision trends, and our Style Scores highlight stocks with specific traits.Hibbett Sports has a Zacks Rank of #1 (Strong Buy), while Tractor Supply has a Zacks Rank of #2 (Buy) right now. This system places an emphasis on companies that have seen positive earnings estimate revisions, so investors should feel comfortable knowing that HIBB is likely seeing its earnings outlook improve to a greater extent. But this is just one factor that value investors are interested in.Value investors analyze a variety of traditional, tried-and-true metrics to help find companies that they believe are undervalued at their current share price levels.Our Value category highlights undervalued companies by looking at a variety of key metrics, including the popular P/E ratio, as well as the P/S ratio, earnings yield, cash flow per share, and a variety of other fundamentals that have been used by value investors for years.HIBB currently has a forward P/E ratio of 8.66, while TSCO has a forward P/E of 21.44. We also note that HIBB has a PEG ratio of 0.51. This metric is used similarly to the famous P/E ratio, but the PEG ratio also takes into account the stock's expected earnings growth rate. TSCO currently has a PEG ratio of 1.83.Another notable valuation metric for HIBB is its P/B ratio of 2.22. Investors use the P/B ratio to look at a stock's market value versus its book value, which is defined as total assets minus total liabilities. By comparison, TSCO has a P/B of 8.90.These metrics, and several others, help HIBB earn a Value grade of A, while TSCO has been given a Value grade of C.HIBB sticks out from TSCO in both our Zacks Rank and Style Scores models, so value investors will likely feel that HIBB is the better option right now.Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report Hibbett Sports, Inc. (HIBB): Free Stock Analysis Report Tractor Supply Company (TSCO): Free Stock Analysis Report To read this article on Zacks.com click here.