Investors interested in Electronics - Semiconductors stocks are likely familiar with Silicon Motion (SIMO Quick QuoteSIMO - Free Report) and Lattice Semiconductor (LSCC Quick QuoteLSCC - Free Report) . But which of these two stocks presents investors with the better value opportunity right now? Let's take a closer look.

We have found that the best way to discover great value opportunities is to pair a strong Zacks Rank with a great grade in the Value category of our Style Scores system. The Zacks Rank favors stocks with strong earnings estimate revision trends, and our Style Scores highlight companies with specific traits.

Right now, Silicon Motion is sporting a Zacks Rank of #2 (Buy), while Lattice Semiconductor 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 SIMO has an improving earnings outlook. However, value investors will care about much more than just this.

Value investors are also interested in a number of tried-and-true valuation metrics that help show when a company is undervalued at its current share price levels.

Our Value category grades stocks based on a number of key metrics, including the tried-and-true P/E ratio, the P/S ratio, earnings yield, and cash flow per share, as well as a variety of other fundamentals that value investors frequently use.

SIMO currently has a forward P/E ratio of 13.05, while LSCC has a forward P/E of 61.78. We also note that SIMO has a PEG ratio of 1.63. This popular figure is similar to the widely-used P/E ratio, but the PEG ratio also considers a company's expected EPS growth rate. LSCC currently has a PEG ratio of 6.18.

Another notable valuation metric for SIMO is its P/B ratio of 2.43. 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, LSCC has a P/B of 14.95.

These are just a few of the metrics contributing to SIMO's Value grade of B and LSCC's Value grade of F.

SIMO sticks out from LSCC in both our Zacks Rank and Style Scores models, so value investors will likely feel that SIMO is the better option right now.