WallStSmart

AT&T Inc. (T)vsT-Mobile US Inc (TMUS)

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Smart Verdict

WallStSmart Research — data-driven comparison

AT&T Inc. generates 37% more annual revenue ($128.85B vs $93.82B). TMUS leads profitability with a 12.0% profit margin vs 10.2%. TMUS appears more attractively valued with a PEG of 0.55. TMUS earns a higher WallStSmart Score of 74/100 (B).

T

Buy

64

out of 100

Grade: C+

Growth: 4.0Profit: 6.5Value: 8.0Quality: 3.5
Piotroski: 5/9Altman Z: 0.87

TMUS

Strong Buy

74

out of 100

Grade: B

Growth: 6.7Profit: 7.0Value: 6.0Quality: 3.5
Piotroski: 4/9Altman Z: 1.03
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

TUndervalued (+24.7%)

Margin of Safety

+24.7%

Fair Value

$28.43

Current Price

$21.40

$7.03 discount

UndervaluedFair: $28.43Overvalued
TMUSSignificantly Overvalued (-28.1%)

Margin of Safety

-28.1%

Fair Value

$122.15

Current Price

$154.41

$32.26 premium

UndervaluedFair: $122.15Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

T5 strengths · Avg: 9.0/10
P/E RatioValuation
11.4x10/10

Attractively priced relative to earnings

Price/BookValuation
1.4x10/10

Reasonable price relative to book value

Market CapQuality
$144.23B9/10

Large-cap with strong market position

Operating MarginProfitability
24.6%8/10

Strong operational efficiency at 24.6%

Free Cash FlowQuality
$5.46B8/10

Generating 5.5B in free cash flow

TMUS6 strengths · Avg: 8.2/10
Market CapQuality
$165.71B9/10

Large-cap with strong market position

PEG RatioValuation
0.558/10

Growing faster than its price suggests

P/E RatioValuation
15.1x8/10

Attractively priced relative to earnings

Price/BookValuation
2.9x8/10

Reasonable price relative to book value

Operating MarginProfitability
24.7%8/10

Strong operational efficiency at 24.7%

EPS GrowthGrowth
33.6%8/10

Earnings expanding 33.6% YoY

Areas to Watch

T3 concerns · Avg: 2.3/10
Debt/EquityHealth
1.673/10

Elevated debt levels

EPS GrowthGrowth
-90.4%2/10

Earnings declined 90.4%

Altman Z-ScoreHealth
0.872/10

Distress zone — elevated risk

TMUS2 concerns · Avg: 1.5/10
Altman Z-ScoreHealth
1.032/10

Distress zone — elevated risk

Debt/EquityHealth
2.061/10

Elevated debt levels

Comparative Analysis Report

WallStSmart Research

Bull Case : T

The strongest argument for T centers on P/E Ratio, Price/Book, Market Cap. PEG of 1.26 suggests the stock is reasonably priced for its growth.

Bull Case : TMUS

The strongest argument for TMUS centers on Market Cap, PEG Ratio, P/E Ratio. PEG of 0.55 suggests the stock is reasonably priced for its growth.

Bear Case : T

The primary concerns for T are Debt/Equity, EPS Growth, Altman Z-Score. Debt-to-equity of 1.67 is elevated, increasing financial risk.

Bear Case : TMUS

The primary concerns for TMUS are Altman Z-Score, Debt/Equity. Debt-to-equity of 2.06 is elevated, increasing financial risk.

Key Dynamics to Monitor

T carries more volatility with a beta of 0.44 — expect wider price swings.

TMUS is growing revenue faster at 7.4% — sustainability is the question.

T generates stronger free cash flow (5.5B), providing more financial flexibility.

Monitor TELECOM SERVICES industry trends, competitive dynamics, and regulatory changes.

Bottom Line

TMUS scores higher overall (74/100 vs 64/100). T offers better value entry with a 24.7% margin of safety. Both earn "Strong Buy" and "Buy" ratings respectively — the choice depends on your investment horizon and risk tolerance.

This analysis is generated from publicly available financial data. Not financial advice.

AT&T Inc.

COMMUNICATION SERVICES · TELECOM SERVICES · USA

AT&T Inc. is an American multinational conglomerate holding company, Delaware-registered but headquartered at Whitacre Tower in Downtown Dallas, Texas. It is the world largest telecommunications company, and the second largest provider of mobile telephone services.

T-Mobile US Inc

COMMUNICATION SERVICES · TELECOM SERVICES · USA

T-Mobile US, Inc., doing business under the global brand name T-Mobile, is an American wireless network operator. Its headquarters are located in Bellevue, Washington, in the Seattle metropolitan area and Overland Park, Kansas, in the Kansas City metropolitan area.

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