INOD vs IPWR vs POWI vs AEIS vs VICR

For growth investors, Innodata Inc.

(INOD) is the stronger pick with 47. 6% revenue growth year-over-year, versus -56. 1% for Ideal Power Inc. (IPWR). Innodata Inc. (INOD) offers the better valuation at 49. 6x trailing P/E (55. 8x forward), making it the more compelling value choice. Analysts rate Innodata Inc. (INOD) a "Buy" — based on 6 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, Innodata Inc.

(INOD) is the cheapest at 49. 6x versus Power Integrations, Inc. at 184. 2x. On forward P/E, Advanced Energy Industries, Inc. is actually cheaper at 40. 4x — 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: Innodata Inc. wins at 0. 52x versus Advanced Energy Industries, Inc. 's 21. 57x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, Innodata Inc.

(INOD) delivered a total return of +580. 2%, compared to -43. 0% for Ideal Power Inc. (IPWR). Over 10 years, the gap is even starker: VICR returned +27. 0% versus IPWR's -90. 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), Power Integrations, Inc.

(POWI) is the lower-risk stock at 2. 08β versus Innodata Inc. 's 3. 21β — meaning INOD is approximately 54% more volatile than POWI relative to the S&P 500. On balance sheet safety, Vicor Corporation (VICR) carries a lower debt/equity ratio of 2% versus 50% for Advanced Energy Industries, Inc. — giving it more financial flexibility in a downturn.

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

(INOD) is pulling ahead at 47. 6% versus -56. 1% for Ideal Power Inc. (IPWR). On earnings-per-share growth, the picture is similar: Vicor Corporation grew EPS 1764% year-over-year, compared to -30. 4% for Power Integrations, Inc.. Over a 3-year CAGR, INOD leads at 47. 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.

Vicor Corporation (VICR) is the more profitable company, earning 29.

1% net margin versus -280. 4% for Ideal Power Inc. — meaning it keeps 29. 1% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: INOD leads at 16. 0% versus -289. 8% for IPWR. 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.

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, Innodata Inc. (INOD) is the more undervalued stock at a PEG of 0. 52x versus Advanced Energy Industries, Inc. 's 21. 57x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, Advanced Energy Industries, Inc. (AEIS) trades at 40. 4x forward P/E versus 94. 3x for Vicor Corporation — 53. 9x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for INOD: 23. 8% to $56. 50.

In this comparison, POWI (1.

2% yield), AEIS (0. 1% yield) pay a dividend. INOD, IPWR, VICR do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Innodata Inc.

(INOD) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (+1975% 10Y return). Ideal Power Inc. (IPWR) carries a higher beta of 2. 41 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (INOD: +1975%, IPWR: -90. 3%), 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 (INOD (Technology) and IPWR (Industrials) and POWI (Technology) and AEIS (Industrials) and VICR (Technology)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: INOD is a small-cap high-growth stock; IPWR is a small-cap quality compounder stock; POWI is a small-cap quality compounder stock; AEIS is a mid-cap high-growth stock; VICR is a mid-cap quality compounder stock. POWI pays a dividend while INOD, IPWR, AEIS, VICR 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.