TSAT vs IRDM

For growth investors, Iridium Communications Inc.

(IRDM) is the stronger pick with 4. 9% revenue growth year-over-year, versus -26. 9% for Telesat Corporation (TSAT). Iridium Communications Inc. (IRDM) offers the better valuation at 37. 9x trailing P/E (36. 1x forward), making it the more compelling value choice. Analysts rate Iridium Communications Inc. (IRDM) a "Buy" — based on 13 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, Telesat Corporation (TSAT) delivered a total return of +28.

0%, compared to +10. 7% for Iridium Communications Inc. (IRDM). Over 10 years, the gap is even starker: IRDM returned +412. 1% versus TSAT's +69. 2%. 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), Iridium Communications Inc.

(IRDM) is the lower-risk stock at 1. 05β versus Telesat Corporation's 2. 30β — meaning TSAT is approximately 118% more volatile than IRDM relative to the S&P 500. On balance sheet safety, Telesat Corporation (TSAT) carries a lower debt/equity ratio of 200% versus 4% for Iridium Communications Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Iridium Communications Inc.

(IRDM) is pulling ahead at 4. 9% versus -26. 9% for Telesat Corporation (TSAT). On earnings-per-share growth, the picture is similar: Iridium Communications Inc. grew EPS 12. 8% year-over-year, compared to -68. 7% for Telesat Corporation. Over a 3-year CAGR, IRDM leads at 6. 5% 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.

Iridium Communications Inc.

(IRDM) is the more profitable company, earning 13. 1% net margin versus -37. 2% for Telesat Corporation — meaning it keeps 13. 1% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: IRDM leads at 27. 1% versus 13. 7% for TSAT. At the gross margin level — before operating expenses — IRDM leads at 77. 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.

Analyst consensus price targets imply the most upside for IRDM: -11.

7% to $35. 50.

In this comparison, IRDM (1.

5% yield) pays a dividend. TSAT does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Iridium Communications Inc.

(IRDM) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 1. 05), 1. 5% yield, +412. 1% 10Y return). Telesat Corporation (TSAT) carries a higher beta of 2. 30 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (IRDM: +412. 1%, TSAT: +69. 2%), 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 (TSAT (Technology) and IRDM (Communication Services)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

IRDM pays a dividend while TSAT 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.