T vs TMUS

For growth investors, T-Mobile US, Inc.

(TMUS) is the stronger pick with 8. 5% revenue growth year-over-year, versus 2. 7% for AT&T Inc. (T). AT&T Inc. (T) offers the better valuation at 7. 1x trailing P/E (9. 0x forward), making it the more compelling value choice. Analysts rate T-Mobile US, Inc. (TMUS) a "Buy" — based on 55 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, AT&T Inc.

(T) is the cheapest at 7. 1x versus T-Mobile US, Inc. at 16. 7x. On forward P/E, AT&T Inc. is actually cheaper at 9. 0x.

Over the past 5 years, AT&T Inc.

(T) delivered a total return of +46. 0%, compared to +42. 5% for T-Mobile US, Inc. (TMUS). Over 10 years, the gap is even starker: TMUS returned +242. 0% versus T's +35. 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), T-Mobile US, Inc.

(TMUS) is the lower-risk stock at -0. 42β versus AT&T Inc. 's -0. 38β — meaning T is approximately -11% more volatile than TMUS relative to the S&P 500. On balance sheet safety, AT&T Inc. (T) carries a lower debt/equity ratio of 135% versus 2% for T-Mobile US, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), T-Mobile US, Inc.

(TMUS) is pulling ahead at 8. 5% versus 2. 7% for AT&T Inc. (T). On earnings-per-share growth, the picture is similar: AT&T Inc. grew EPS 104. 0% year-over-year, compared to 0. 6% for T-Mobile US, Inc.. Over a 3-year CAGR, TMUS leads at 3. 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.

AT&T Inc.

(T) is the more profitable company, earning 17. 4% net margin versus 12. 4% for T-Mobile US, Inc. — meaning it keeps 17. 4% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: TMUS leads at 21. 2% versus 19. 9% for T. At the gross margin level — before operating expenses — T leads at 59. 6%, 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.

On forward earnings alone, AT&T Inc.

(T) trades at 9. 0x forward P/E versus 14. 5x for T-Mobile US, Inc. — 5. 5x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for TMUS: 38. 3% to $224. 00.

All stocks in this comparison pay dividends.

AT&T Inc. (T) offers the highest yield at 5. 3%, versus 2. 2% for T-Mobile US, Inc. (TMUS).

For long-horizon retirement investors, T-Mobile US, Inc.

(TMUS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β -0. 42), 2. 2% yield, +242. 0% 10Y return). Both have compounded well over 10 years (TMUS: +242. 0%, T: +35. 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.

Both stocks operate in the Communication Services sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

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.