YDDL vs IDCC vs CSCO vs QCOM

For growth investors, One and one Green Technologies.

Inc (YDDL) is the stronger pick with 29. 5% revenue growth year-over-year, versus -4. 0% for InterDigital, Inc. (IDCC). InterDigital, Inc. (IDCC) offers the better valuation at 22. 9x trailing P/E (37. 4x forward), making it the more compelling value choice. Analysts rate InterDigital, Inc. (IDCC) a "Buy" — based on 16 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, InterDigital, Inc.

(IDCC) is the cheapest at 22. 9x versus QUALCOMM Incorporated at 42. 0x. On forward P/E, QUALCOMM Incorporated is actually cheaper at 19. 6x — notably different from the trailing picture, reflecting expected earnings growth. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: InterDigital, Inc. wins at 0. 72x versus QUALCOMM Incorporated's 9. 40x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, InterDigital, Inc.

(IDCC) delivered a total return of +311. 8%, compared to -22. 3% for One and one Green Technologies. Inc (YDDL). Over 10 years, the gap is even starker: IDCC returned +421. 2% versus YDDL's -22. 3%. 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), One and one Green Technologies.

Inc (YDDL) is the lower-risk stock at -1. 50β versus QUALCOMM Incorporated's 1. 64β — meaning QCOM is approximately -209% more volatile than YDDL relative to the S&P 500. On balance sheet safety, One and one Green Technologies. Inc (YDDL) carries a lower debt/equity ratio of 4% versus 77% for QUALCOMM Incorporated — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), One and one Green Technologies.

Inc (YDDL) is pulling ahead at 29. 5% versus -4. 0% for InterDigital, Inc. (IDCC). On earnings-per-share growth, the picture is similar: One and one Green Technologies. Inc grew EPS 20. 0% year-over-year, compared to -44. 2% for QUALCOMM Incorporated. Over a 3-year CAGR, IDCC leads at 22. 1% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

InterDigital, Inc.

(IDCC) is the more profitable company, earning 48. 8% net margin versus 12. 1% for One and one Green Technologies. Inc — meaning it keeps 48. 8% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: IDCC leads at 55. 3% versus 15. 1% for YDDL. At the gross margin level — before operating expenses — IDCC leads at 80. 3%, 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.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, InterDigital, Inc. (IDCC) is the more undervalued stock at a PEG of 0. 72x versus QUALCOMM Incorporated's 9. 40x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, QUALCOMM Incorporated (QCOM) trades at 19. 6x forward P/E versus 37. 4x for InterDigital, Inc. — 17. 9x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for IDCC: 57. 5% to $425. 00.

In this comparison, QCOM (1.

6% yield), CSCO (1. 6% yield), IDCC (0. 7% yield) pay a dividend. YDDL does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, One and one Green Technologies.

Inc (YDDL) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β -1. 50)). QUALCOMM Incorporated (QCOM) carries a higher beta of 1. 64 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (YDDL: -22. 3%, QCOM: +362. 5%), 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.

These companies operate in different sectors (YDDL (Industrials) and IDCC (Technology) and CSCO (Technology) and QCOM (Technology)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: YDDL is a small-cap high-growth stock; IDCC is a small-cap quality compounder stock; CSCO is a large-cap quality compounder stock; QCOM is a large-cap quality compounder stock. IDCC, CSCO, QCOM pay a dividend while YDDL 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.