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T vs. TMUS: AT&T vs. T-Mobile US Stock Comparison

How do AT&T (T) and T-Mobile US (TMUS) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

AT&T (T) and T-Mobile US (TMUS) both fall under the Telecommunication Services industry group, but T is classified in Diversified Telecommunication Services while TMUS is classified in Wireless Telecommunication Services.

Company profile comparison for AT&T (T) and T-Mobile US (TMUS)
Profile ItemTTMUS
NameAT&T Inc.T-Mobile US, Inc.
Country/RegionUnited StatesUnited States
GICS SectorCommunication ServicesCommunication Services
GICS Industry GroupTelecommunication ServicesTelecommunication Services
GICS IndustryDiversified Telecommunication ServicesWireless Telecommunication Services
GICS Sub-IndustryIntegrated Telecommunication ServicesWireless Telecommunication Services
Market Capitalization170.56 billion USD195.88 billion USD
CurrencyUSDUSD
ExchangeNYSENasdaq
Listing DateNovember 21, 1983April 19, 2007
Security TypeCommon StockCommon Stock

Price Performance

Cumulative Growth

T
TMUS
GSPC
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AT&T (T) vs. T-Mobile US (TMUS), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for AT&T (T) and T-Mobile US (TMUS). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for AT&T (T) and T-Mobile US (TMUS). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for AT&T (T) and T-Mobile US (TMUS)
MetricTTMUS
Total Return (1Y)-9.34%-25.67%
Total Return (3Y, Annualized)26.92%11.03%
Total Return (5Y, Annualized)9.59%5.67%

Risk Profile

Drawdown History

T
TMUS
GSPC
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AT&T (T) vs. T-Mobile US (TMUS), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for AT&T (T) and T-Mobile US (TMUS). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for AT&T (T) and T-Mobile US (TMUS)
MetricTTMUS
Volatility (1Y, Annualized)25.07%29.22%
Beta (5Y)0.240.35
Max Drawdown (5Y)-32.01%-37.13%
Avg. Volume (3M)63.07M5.30M

Risk-Adjusted Performance

Risk-Return Positioning

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T and TMUS are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for AT&T (T) and T-Mobile US (TMUS)
MetricTTMUS
Sharpe Ratio (1Y)-0.53-1.01
Sortino Ratio (1Y)-0.74-1.34

Profitability

ROE (TTM)

Both AT&T (T) at 18.34% and T-Mobile US (TMUS) at 17.99% land near their industries’ usual ROE ranges, so capital efficiency looks broadly in line with peers on both sides.

T

Telecommunication Services industry group

18.34%

Max
30.92%
Q3
18.68%
T
18.34%
Median
8.68%
Q1
-6.78%
Min
-26.46%

TMUS

Telecommunication Services industry group

17.99%

Max
30.92%
Q3
18.68%
TMUS
17.99%
Median
8.68%
Q1
-6.78%
Min
-26.46%
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AT&T (T) vs. T-Mobile US (TMUS): A comparison of their ROE against the Telecommunication Services industry group benchmark.

Net Margin (TTM)

AT&T (T) at 16.94% retains a top-quartile share of revenue as profit, ahead of T-Mobile US (TMUS) at 11.46%, which keeps about the industry-typical share.

T

Telecommunication Services industry group

16.94%

Max
33.20%
T
16.94%
Q3
12.38%
Median
5.76%
Q1
-4.99%
Min
-18.49%

TMUS

Telecommunication Services industry group

11.46%

Max
33.20%
Q3
12.38%
TMUS
11.46%
Median
5.76%
Q1
-4.99%
Min
-18.49%
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AT&T (T) vs. T-Mobile US (TMUS): A comparison of their net margin against the Telecommunication Services industry group benchmark.

Operating Margin (TTM)

Both AT&T (T) at 24.79% and T-Mobile US (TMUS) at 25.22% convert sales into operating profit at a top-quartile rate, pointing to tighter cost discipline before financing and tax.

T

Telecommunication Services industry group

24.79%

Max
36.58%
T
24.79%
Q3
20.38%
Median
11.82%
Q1
0.00%
Min
-16.02%

TMUS

Telecommunication Services industry group

25.22%

Max
36.58%
TMUS
25.22%
Q3
20.38%
Median
11.82%
Q1
0.00%
Min
-16.02%
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AT&T (T) vs. T-Mobile US (TMUS): A comparison of their operating margin against the Telecommunication Services industry group benchmark.

Profitability Metrics

Profitability metrics for AT&T (T) and T-Mobile US (TMUS)
MetricTTMUS
ROE (TTM)18.34%17.99%
ROA (TTM)4.16%5.97%
Net Margin (TTM)16.94%11.46%
Operating Margin (TTM)24.79%25.22%
Gross Margin (TTM)59.72%63.05%

Growth

Revenue Growth

Both AT&T (T) at 2.71% and T-Mobile US (TMUS) at 8.49% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

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AT&T (T) vs. T-Mobile US (TMUS): A comparison of their Revenue Growth across different time periods.

EPS Growth

AT&T (T) at 104.03% sits in the top EPS growth quartile, while T-Mobile US (TMUS) at 0.62% is closer to the peer norm — faster per-share earnings growth for T.

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AT&T (T) vs. T-Mobile US (TMUS): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for AT&T (T) and T-Mobile US (TMUS)
MetricTTMUS
Revenue Growth (YoY)2.71%8.49%
Revenue Growth (3Y CAGR)1.34%3.53%
EPS Growth (YoY)104.03%0.62%
EPS Growth (3Y CAGR)--67.73%

Financial Strength

Current Ratio (MRQ)

Both AT&T (T) at 0.97 and T-Mobile US (TMUS) at 0.92 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.

T

Telecommunication Services industry group

0.97

Max
2.78
Q3
1.78
Median
1.19
T
0.97
Q1
0.83
Min
0.17

TMUS

Telecommunication Services industry group

0.92

Max
2.78
Q3
1.78
Median
1.19
TMUS
0.92
Q1
0.83
Min
0.17
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AT&T (T) vs. T-Mobile US (TMUS): A comparison of their current ratio against the Telecommunication Services industry group benchmark.

Debt / Equity (MRQ)

Both AT&T (T) at 1.29 and T-Mobile US (TMUS) at 2.14 fund their balance sheets with roughly industry-typical debt-to-equity mixes.

T

Telecommunication Services industry group

1.29

Max
3.79
Q3
2.21
T
1.29
Median
0.99
Q1
0.68
Min
0.00

TMUS

Telecommunication Services industry group

2.14

Max
3.79
Q3
2.21
TMUS
2.14
Median
0.99
Q1
0.68
Min
0.00
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AT&T (T) vs. T-Mobile US (TMUS): A comparison of their debt-to-equity ratio against the Telecommunication Services industry group benchmark.

Financial Strength Metrics

Financial strength metrics for AT&T (T) and T-Mobile US (TMUS)
MetricTTMUS
Current Ratio (MRQ)0.970.92
Debt / Equity (MRQ)1.292.14
Net Debt / EBITDA3.303.42

Dividends

Dividend Yield (TTM)

Both AT&T (T) at 4.52% and T-Mobile US (TMUS) at 2.22% pay solid, industry-typical yields, sitting squarely within their peers’ usual range.

T

Telecommunication Services industry group

4.52%

Max
10.39%
Q3
4.73%
T
4.52%
Median
0.00%
Q1
0.00%
Min
0.00%

TMUS

Telecommunication Services industry group

2.22%

Max
10.39%
Q3
4.73%
TMUS
2.22%
Median
0.00%
Q1
0.00%
Min
0.00%
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AT&T (T) vs. T-Mobile US (TMUS): A comparison of their dividend yield against the Telecommunication Services industry group benchmark.

Dividend Payout Ratio (TTM)

Both AT&T (T) at 36.63% and T-Mobile US (TMUS) at 41.21% keep payout ratio within their industries’ typical mid-ranges — dividend policies that share earnings without consuming too much of them.

T

Telecommunication Services industry group

36.63%

Max
128.57%
Q3
62.03%
T
36.63%
Median
1.70%
Q1
0.00%
Min
0.00%

TMUS

Telecommunication Services industry group

41.21%

Max
128.57%
Q3
62.03%
TMUS
41.21%
Median
1.70%
Q1
0.00%
Min
0.00%
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AT&T (T) vs. T-Mobile US (TMUS): A comparison of their payout ratio against the Telecommunication Services industry group benchmark.

Dividend Metrics

Dividend metrics for AT&T (T) and T-Mobile US (TMUS)
MetricTTMUS
Dividend Yield (TTM)4.52%2.22%
Dividend Payout Ratio (TTM)36.63%41.21%

Valuation

P/E Ratio (TTM)

AT&T (T) at 8.21 sits in the cheaper P/E ratio quartile, while T-Mobile US (TMUS) at 19.20 is closer to its industry’s usual earnings multiple — a discount for T, though growth and earnings durability still matter.

T

Telecommunication Services industry group

8.21

Max
26.95
Q3
20.11
Median
12.63
Q1
8.30
T
8.21
Min
2.61

TMUS

Telecommunication Services industry group

19.20

Max
26.95
Q3
20.11
TMUS
19.20
Median
12.63
Q1
8.30
Min
2.61
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AT&T (T) vs. T-Mobile US (TMUS): A comparison of their P/E ratio against the Telecommunication Services industry group benchmark.

P/S Ratio (TTM)

AT&T (T) at 1.34 is priced about in line with its industry on P/S ratio, while T-Mobile US (TMUS) at 2.12 sits in the pricier quartile — TMUS costs more per dollar of sales.

T

Telecommunication Services industry group

1.34

Max
3.22
Q3
2.10
T
1.34
Median
0.85
Q1
0.38
Min
0.00

TMUS

Telecommunication Services industry group

2.12

Max
3.22
TMUS
2.12
Q3
2.10
Median
0.85
Q1
0.38
Min
0.00
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AT&T (T) vs. T-Mobile US (TMUS): A comparison of their P/S ratio against the Telecommunication Services industry group benchmark.

P/B Ratio (MRQ)

AT&T (T) at 1.55 is valued about in line with its industry on P/B ratio, while T-Mobile US (TMUS) at 3.49 carries an above-peer premium to book — TMUS is pricier on assets.

T

Telecommunication Services industry group

1.55

Max
6.60
Q3
3.43
Median
1.83
T
1.55
Q1
0.77
Min
0.01

TMUS

Telecommunication Services industry group

3.49

Max
6.60
TMUS
3.49
Q3
3.43
Median
1.83
Q1
0.77
Min
0.01
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AT&T (T) vs. T-Mobile US (TMUS): A comparison of their P/B ratio against the Telecommunication Services industry group benchmark.

Valuation Metrics

Valuation metrics for AT&T (T) and T-Mobile US (TMUS)
MetricTTMUS
P/E Ratio (TTM)8.2119.20
P/S Ratio (TTM)1.342.12
P/B Ratio (MRQ)1.553.49
Free Cash Flow Yield (TTM)5.95%5.79%