Comprehensive Stock Comparison
Compare T-Mobile US, Inc. (TMUS) vs Array Digital Infrastructure, Inc. (AD) Stock
Analyze side-by-side fundamentals, valuation, growth, and profitability to decide which stock is the better buy.
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Quick Verdict
| Category | Winner | Why |
|---|---|---|
| Growth | TMUS | 8.5% revenue growth vs AD's -95.7% |
| Value | TMUS | Lower P/E (20.9x vs 39.1x), PEG 0.70 vs 7.95 |
| Quality / Margins | AD | 15.2% net margin vs TMUS's 12.4% |
| Stability / Safety | TMUS | Beta 0.20 vs AD's 0.52 |
| Dividends | TMUS | 1.7% yield, 3-year raise streak, vs AD's 46.4% |
| Momentum (1Y) | AD | +25.6% vs TMUS's -15.7% |
| Efficiency (ROA) | AD | 5.9% ROA vs TMUS's 5.0%, ROIC -0.6% vs 8.0% |
Who Each Stock Is For
Income & stability
Growth exposure
Long-term compounding (10Y)
Sleep-well-at-night portfolio
Valuation efficiency (growth/$)
Defensive / Recession hedge
Business Model
What each company does and how it makes money
T-Mobile US is a major wireless telecommunications carrier providing mobile voice, messaging, and data services to consumers and businesses. It generates revenue primarily from postpaid and prepaid service plans—roughly 80% of total revenue—with the remainder coming from device sales and equipment installment plans. The company's key competitive advantage is its extensive 5G network—the largest in the U.S.—which it built through strategic spectrum acquisitions and the Sprint merger.
Array Digital Infrastructure is a wireless telecommunications provider offering voice, messaging, and data services to consumer, business, and government customers across the United States. It generates revenue primarily through wireless service subscriptions—which include roaming and tower rental services—and device sales through retail, direct, and third-party channels, with customers able to purchase devices via installment contracts. The company's competitive advantage lies in its multi-channel distribution network—spanning retail stores, e-commerce, resellers, and independent agents—which provides broad market reach and customer access.
Revenue Breakdown by Segment
How each company's revenue is distributed across its business units
Segment breakdown not available.
Financial Metrics Comparison
Side-by-side fundamentals across 2 stocks. BestLagging
Financial Scorecard
AD leads in 2 of 6 categories (Financial Metrics, Total Returns). TMUS leads in 1 (Risk & Volatility). 3 tied.
Financial Metrics (TTM)
TMUS is the larger business by revenue, generating $88.3B annually — 46.1x AD's $1.9B. Profitability is closely matched — net margins range from 15.2% (AD) to 12.4% (TMUS). On growth, TMUS holds the edge at +11.3% YoY revenue growth, suggesting stronger near-term business momentum.
| Metric | TMUST-Mobile US, Inc. | ADArray Digital Inf… |
|---|---|---|
| RevenueTrailing 12 months | $88.3B | $1.9B |
| EBITDAEarnings before interest/tax | $31.8B | $430M |
| Net IncomeAfter-tax profit | $11.0B | $290M |
| Free Cash FlowCash after capex | $10.5B | $2.6B |
| Gross MarginGross profit ÷ Revenue | +43.1% | +57.5% |
| Operating MarginEBIT ÷ Revenue | +20.7% | +4.2% |
| Net MarginNet income ÷ Revenue | +12.4% | +15.2% |
| FCF MarginFCF ÷ Revenue | +11.9% | +137.8% |
| Rev. Growth (YoY)Latest quarter vs prior year | +11.3% | -93.8% |
| EPS Growth (YoY)Latest quarter vs prior year | -26.6% | +6.8% |
Valuation Metrics
At 14.7x trailing earnings, AD trades at a 34% valuation discount to TMUS's 22.5x P/E. Adjusting for growth (PEG ratio), TMUS offers better value at 0.76x vs AD's 3.00x — a lower PEG means you pay less per unit of expected earnings growth.
| Metric | TMUST-Mobile US, Inc. | ADArray Digital Inf… |
|---|---|---|
| Market CapShares × price | $242.0B | $2.6B |
| Enterprise ValueMkt cap + debt − cash | $353.7B | $4.2B |
| Trailing P/EPrice ÷ TTM EPS | 22.50x | 14.74x |
| Forward P/EPrice ÷ next-FY EPS est. | 20.92x | 39.06x |
| PEG RatioP/E ÷ EPS growth rate | 0.76x | 3.00x |
| EV / EBITDAEnterprise value multiple | 11.13x | — |
| Price / SalesMarket cap ÷ Revenue | 2.74x | 16.08x |
| Price / BookPrice ÷ Book value/share | 4.18x | 1.66x |
| Price / FCFMarket cap ÷ FCF | 23.40x | 0.99x |
Profitability & Efficiency
TMUS delivers a 18.6% return on equity — every $100 of shareholder capital generates $19 in annual profit, vs $11 for AD. AD carries lower financial leverage with a 0.66x debt-to-equity ratio, signaling a more conservative balance sheet compared to TMUS's 1.98x. On the Piotroski fundamental quality scale (0–9), TMUS scores 7/9 vs AD's 4/9, reflecting strong financial health.
| Metric | TMUST-Mobile US, Inc. | ADArray Digital Inf… |
|---|---|---|
| ROE (TTM)Return on equity | +18.6% | +11.3% |
| ROA (TTM)Return on assets | +5.0% | +5.9% |
| ROICReturn on invested capital | +8.0% | -0.6% |
| ROCEReturn on capital employed | +9.6% | -0.7% |
| Piotroski ScoreFundamental quality 0–9 | 7 | 4 |
| Debt / EquityFinancial leverage | 1.98x | 0.66x |
| Net DebtTotal debt minus cash | $111.6B | $1.6B |
| Cash & Equiv.Liquid assets | $5.6B | $113M |
| Total DebtShort + long-term debt | $117.2B | $1.7B |
| Interest CoverageEBIT ÷ Interest expense | — | -1.74x |
Total Returns (with DRIP)
A $10,000 investment in AD five years ago would be worth $27,982 today (with dividends reinvested), compared to $18,821 for TMUS. Over the past 12 months, AD leads with a +25.6% total return vs TMUS's -15.7%. The 3-year compound annual growth rate (CAGR) favors AD at 52.0% vs TMUS's 16.1% — a key indicator of consistent wealth creation.
| Metric | TMUST-Mobile US, Inc. | ADArray Digital Inf… |
|---|---|---|
| YTD ReturnYear-to-date | +9.6% | +9.9% |
| 1-Year ReturnPast 12 months | -15.7% | +25.6% |
| 3-Year ReturnCumulative with dividends | +56.7% | +251.5% |
| 5-Year ReturnCumulative with dividends | +88.2% | +179.8% |
| 10-Year ReturnCumulative with dividends | +502.6% | +104.2% |
| CAGR (3Y)Annualised 3-year return | +16.1% | +52.0% |
Risk & Volatility
TMUS is the less volatile stock with a 0.20 beta — it tends to amplify market swings less than AD's 0.52 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. TMUS currently trades 79.1% from its 52-week high vs AD's 62.0% drawdown — a narrower gap to the peak suggests stronger recent price momentum.
| Metric | TMUST-Mobile US, Inc. | ADArray Digital Inf… |
|---|---|---|
| Beta (5Y)Sensitivity to S&P 500 | 0.20x | 0.52x |
| 52-Week HighHighest price in past year | $276.49 | $79.17 |
| 52-Week LowLowest price in past year | $181.36 | $44.03 |
| % of 52W HighCurrent price vs 52-week peak | +79.1% | +62.0% |
| RSI (14)Momentum oscillator 0–100 | 69.4 | 41.0 |
| Avg Volume (50D)Average daily shares traded | 5.6M | 256K |
Analyst Outlook
Wall Street rates TMUS as "Buy" and AD as "Buy". Consensus price targets imply 17.7% upside for TMUS (target: $257) vs 14.1% for AD (target: $56). For income investors, AD offers the higher dividend yield at 46.35% vs TMUS's 1.67%.
| Metric | TMUST-Mobile US, Inc. | ADArray Digital Inf… |
|---|---|---|
| Analyst RatingConsensus buy/hold/sell | Buy | Buy |
| Price TargetConsensus 12-month target | $257.42 | $56.00 |
| # AnalystsCovering analysts | 53 | 5 |
| Dividend YieldAnnual dividend ÷ price | +1.7% | +46.4% |
| Dividend StreakConsecutive years of raises | 3 | 1 |
| Dividend / ShareAnnual DPS | $3.64 | $22.76 |
| Buyback YieldShare repurchases ÷ mkt cap | +4.1% | +0.8% |
Historical Charts
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Chart 1Total Return — 5 Years (Rebased to 100)
| Stock | Feb 20 | Feb 26 | Change |
|---|---|---|---|
| T-Mobile US, Inc. (TMUS) | 100 | 208.21 | +108.2% |
| Array Digital Infra… (AD) | 100 | 152.57 | +52.6% |
Array Digital Infra… (AD) returned +180% over 5 years vs T-Mobile US, Inc. (TMUS)'s +88%. A $10,000 investment in AD 5 years ago would be worth $27,982 today (including dividends reinvested).
Chart 2Revenue Growth — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| T-Mobile US, Inc. (TMUS) | $37.5B | $88.3B | +135.6% |
| Array Digital Infra… (AD) | $4.0B | $163M | -95.9% |
T-Mobile US, Inc.'s revenue grew from $37.5B (2016) to $88.3B (2025) — a 10.0% CAGR. Array Digital Infrastructure, Inc.'s revenue grew from $4.0B (2016) to $163M (2025) — a -29.9% CAGR.
Chart 3Net Margin Trend — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| T-Mobile US, Inc. (TMUS) | 3.9% | 12.4% | +219.6% |
| Array Digital Infra… (AD) | 1.2% | 178.5% | +14739.7% |
T-Mobile US, Inc.'s net margin went from 4% (2016) to 12% (2025). Array Digital Infrastructure, Inc.'s net margin went from 1% (2016) to 179% (2025).
Chart 4P/E Ratio History — 9 Years
| Stock | 2017 | 2025 | Change |
|---|---|---|---|
| T-Mobile US, Inc. (TMUS) | 12.2 | 20.9 | +71.3% |
| Array Digital Infra… (AD) | 268.8 | 16.1 | -94.0% |
T-Mobile US, Inc. has traded in a 12x–68x P/E range over 9 years; current trailing P/E is ~22x. Array Digital Infrastructure, Inc. has traded in a 12x–269x P/E range over 8 years; current trailing P/E is ~15x.
Chart 5EPS Growth — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| T-Mobile US, Inc. (TMUS) | 1.69 | 9.72 | +475.1% |
| Array Digital Infra… (AD) | 0.56 | 3.33 | +494.6% |
T-Mobile US, Inc.'s EPS grew from $1.69 (2016) to $9.72 (2025) — a 21% CAGR. Array Digital Infrastructure, Inc.'s EPS grew from $0.56 (2016) to $3.33 (2025) — a 22% CAGR.
Chart 6Free Cash Flow — 5 Years
T-Mobile US, Inc. generated $10B FCF in 2025 (+233% vs 2021). Array Digital Infrastructure, Inc. generated $3B FCF in 2025 (+312% vs 2021).
TMUS vs AD: Frequently Asked Questions
9 questions · data-driven answers · updated daily
01Is TMUS or AD a better buy right now?
Array Digital Infrastructure, Inc. (AD) offers the better valuation at 14.7x trailing P/E (39.1x forward), making it the more compelling value choice. Analysts rate T-Mobile US, Inc. (TMUS) a "Buy" — based on 53 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.
02Which has the better valuation — TMUS or AD?
On trailing P/E, Array Digital Infrastructure, Inc. (AD) is the cheapest at 14.7x versus T-Mobile US, Inc. at 22.5x. On forward P/E, T-Mobile US, Inc. is actually cheaper at 20.9x — 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: T-Mobile US, Inc. wins at 0.70x versus Array Digital Infrastructure, Inc.'s 7.95x — a PEG below 1.0 traditionally signals the market is underpricing earnings growth.
03Which is the better long-term investment — TMUS or AD?
Over the past 5 years, Array Digital Infrastructure, Inc. (AD) delivered a total return of +179.8%, compared to +88.2% for T-Mobile US, Inc. (TMUS). A $10,000 investment in AD five years ago would be worth approximately $28K today (assuming dividends reinvested). Over 10 years, the gap is even starker: TMUS returned +502.6% versus AD's +104.2%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.
04Which is safer — TMUS or AD?
By beta (market sensitivity over 5 years), T-Mobile US, Inc. (TMUS) is the lower-risk stock at 0.20β versus Array Digital Infrastructure, Inc.'s 0.52β — meaning AD is approximately 156% more volatile than TMUS relative to the S&P 500. On balance sheet safety, Array Digital Infrastructure, Inc. (AD) carries a lower debt/equity ratio of 66% versus 198% for T-Mobile US, Inc. — giving it more financial flexibility in a downturn.
05Which has better profit margins — TMUS or AD?
Array Digital Infrastructure, Inc. (AD) is the more profitable company, earning 178.5% net margin versus 12.4% for T-Mobile US, Inc. — meaning it keeps 178.5% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: TMUS leads at 20.7% versus -30.2% for AD. At the gross margin level — before operating expenses — TMUS leads at 43.1%, 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.
06Is TMUS or AD more undervalued right now?
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, T-Mobile US, Inc. (TMUS) is the more undervalued stock at a PEG of 0.70x versus Array Digital Infrastructure, Inc.'s 7.95x. A PEG below 1.0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, T-Mobile US, Inc. (TMUS) trades at 20.9x forward P/E versus 39.1x for Array Digital Infrastructure, Inc. — 18.1x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for TMUS: 17.7% to $257.42.
07Which pays a better dividend — TMUS or AD?
All stocks in this comparison pay dividends. Array Digital Infrastructure, Inc. (AD) offers the highest yield at 46.4%, versus 1.7% for T-Mobile US, Inc. (TMUS).
08Is TMUS or AD better for a retirement portfolio?
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 0.20), 1.7% yield, +502.6% 10Y return). Both have compounded well over 10 years (TMUS: +502.6%, AD: +104.2%), 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.
09What are the main differences between TMUS and AD?
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. In terms of investment character: TMUS is a large-cap quality compounder stock; AD is a small-cap deep-value stock. 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.
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- Sector: Communication Services
- Market Cap > $100B
- Net Margin > 9%
- Dividend Yield > 18.5%