Investors interested in Real Estate - Operations stocks are likely familiar with Jones Lang LaSalle (JLL) and RE/MAX (RMAX). But which of these two stocks presents investors with the better value opportunity right now? Let's take a closer look.Everyone has their own methods for finding great value opportunities, but our model includes pairing an impressive grade in the Value category of our Style Scores system with a strong Zacks Rank. The Zacks Rank favors stocks with strong earnings estimate revision trends, and our Style Scores highlight companies with specific traits.Right now, Jones Lang LaSalle is sporting a Zacks Rank of #1 (Strong Buy), while RE/MAX has a Zacks Rank of #3 (Hold). The Zacks Rank favors stocks that have recently seen positive revisions to their earnings estimates, so investors should rest assured that JLL has an improving earnings outlook. However, value investors will care about much more than just this.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.JLL currently has a forward P/E ratio of 14.26, while RMAX has a forward P/E of 16.68. We also note that JLL has a PEG ratio of 1.58. This figure is similar to the commonly-used P/E ratio, with the PEG ratio also factoring in a company's expected earnings growth rate. RMAX currently has a PEG ratio of 2.38.Another notable valuation metric for JLL is its P/B ratio of 1.97. The P/B is a method of comparing a stock's market value to its book value, which is defined as total assets minus total liabilities. By comparison, RMAX has a P/B of 8.57.These metrics, and several others, help JLL earn a Value grade of A, while RMAX has been given a Value grade of C.JLL sticks out from RMAX in both our Zacks Rank and Style Scores models, so value investors will likely feel that JLL 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 Jones Lang LaSalle Incorporated (JLL): Free Stock Analysis Report RE/MAX Holdings, Inc. (RMAX): Free Stock Analysis Report To read this article on Zacks.com click here.