Compare United Microelectronics Corporation (UMC) vs SkyWater Technology, Inc. (SKYT) Stock

SkyWater Technology, Inc. (SKYT) offers the better valuation at 12.1x trailing P/E, making it the more compelling value choice. Analysts rate United Microelectronics Corporation (UMC) a "Hold" — based on 15 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On trailing P/E, SkyWater Technology, Inc. (SKYT) is the cheapest at 12.1x versus United Microelectronics Corporation at 19.6x.

Over the past 5 years, SkyWater Technology, Inc. (SKYT) delivered a total return of +66.1%, compared to +27.0% for United Microelectronics Corporation (UMC). A $10,000 investment in SKYT five years ago would be worth approximately $17K today (assuming dividends reinvested). Over 10 years, the gap is even starker: UMC returned +542.2% versus SKYT's +66.1%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), United Microelectronics Corporation (UMC) is the lower-risk stock at 0.75β versus SkyWater Technology, Inc.'s 2.28β — meaning SKYT is approximately 202% more volatile than UMC relative to the S&P 500. On balance sheet safety, SkyWater Technology, Inc. (SKYT) carries a lower debt/equity ratio of 3% versus 21% for United Microelectronics Corporation — giving it more financial flexibility in a downturn.

SkyWater Technology, Inc. (SKYT) is the more profitable company, earning 26.9% net margin versus 17.6% for United Microelectronics Corporation — meaning it keeps 26.9% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: UMC leads at 18.5% versus -0.6% for SKYT. At the gross margin level — before operating expenses — UMC leads at 29.0%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

Analyst consensus price targets imply the most upside for SKYT: 18.8% to $35.00.

In this comparison, UMC (4.4% yield) pays a dividend. SKYT does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, United Microelectronics Corporation (UMC) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0.75), 4.4% yield, +542.2% 10Y return). SkyWater Technology, Inc. (SKYT) carries a higher beta of 2.28 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (UMC: +542.2%, SKYT: +66.1%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

Both stocks operate in the Technology sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both. In terms of investment character: UMC is a mid-cap income-oriented stock; SKYT is a small-cap deep-value stock. UMC pays a dividend while SKYT does not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.