SONM vs LIQT vs POWI vs CDZI

For growth investors, Cadiz Inc.

(CDZI) is the stronger pick with 382. 6% revenue growth year-over-year, versus -37. 7% for Sonim Technologies, Inc. (SONM). Power Integrations, Inc. (POWI) offers the better valuation at 187. 9x trailing P/E (58. 7x forward), making it the more compelling value choice. Analysts rate Power Integrations, Inc. (POWI) 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.

Over the past 5 years, Power Integrations, Inc.

(POWI) delivered a total return of -1. 3%, compared to -99. 5% for Sonim Technologies, Inc. (SONM). Over 10 years, the gap is even starker: POWI returned +239. 0% versus SONM's -100. 0%. 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), LiqTech International, Inc.

(LIQT) is the lower-risk stock at 0. 54β versus Power Integrations, Inc. 's 2. 11β — meaning POWI is approximately 292% more volatile than LIQT relative to the S&P 500. On balance sheet safety, LiqTech International, Inc. (LIQT) carries a lower debt/equity ratio of 117% versus 3% for Cadiz Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Cadiz Inc.

(CDZI) is pulling ahead at 382. 6% versus -37. 7% for Sonim Technologies, Inc. (SONM). On earnings-per-share growth, the picture is similar: LiqTech International, Inc. grew EPS 45. 7% year-over-year, compared to -338. 5% for Sonim Technologies, Inc.. Over a 3-year CAGR, CDZI leads at 157. 3% 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.

Power Integrations, Inc.

(POWI) is the more profitable company, earning 5. 0% net margin versus -324. 1% for Cadiz Inc. — meaning it keeps 5. 0% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: POWI leads at 4. 8% versus -242. 0% for CDZI. At the gross margin level — before operating expenses — POWI leads at 54. 5%, 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 CDZI: 110.

5% to $10. 00.

In this comparison, CDZI (1.

6% yield), POWI (1. 1% yield) pay a dividend. SONM, LIQT do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, LiqTech International, Inc.

(LIQT) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 54)). Both have compounded well over 10 years (LIQT: -91. 0%, SONM: -100. 0%), 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 (SONM (Technology) and LIQT (Industrials) and POWI (Technology) and CDZI (Utilities)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: SONM is a small-cap quality compounder stock; LIQT is a small-cap quality compounder stock; POWI is a small-cap quality compounder stock; CDZI is a small-cap high-growth stock. POWI, CDZI pay a dividend while SONM, LIQT do 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.