Lumen Technologies Inc (LUMN)vsT-Mobile US Inc (TMUS)
LUMN
Lumen Technologies Inc
$8.91
-10.00%
COMMUNICATION SERVICES · Cap: $8.75B
TMUS
T-Mobile US Inc
$177.02
+1.77%
COMMUNICATION SERVICES · Cap: $204.35B
Smart Verdict
WallStSmart Research — data-driven comparison
T-Mobile US Inc generates 647% more annual revenue ($90.53B vs $12.12B). TMUS leads profitability with a 11.7% profit margin vs -14.3%. TMUS appears more attractively valued with a PEG of 0.74. TMUS earns a higher WallStSmart Score of 62/100 (C+).
LUMN
Avoid30
out of 100
Grade: F
TMUS
Buy62
out of 100
Grade: C+
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+32.9%
Fair Value
$11.69
Current Price
$8.91
$2.78 discount
Margin of Safety
-56.6%
Fair Value
$113.97
Current Price
$177.02
$63.05 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
No standout strengths identified
Mega-cap, among the largest globally
Growing faster than its price suggests
Strong operational efficiency at 24.0%
Generating 4.6B in free cash flow
Areas to Watch
Elevated debt levels
Weak financial health signals
Expensive relative to growth rate
ROE of -14.9% — below average capital efficiency
Earnings declined 12.0%
Distress zone — elevated risk
Elevated debt levels
Comparative Analysis Report
WallStSmart ResearchBull Case : LUMN
LUMN has a balanced fundamental profile.
Bull Case : TMUS
The strongest argument for TMUS centers on Market Cap, PEG Ratio, Operating Margin. Revenue growth of 10.6% demonstrates continued momentum. PEG of 0.74 suggests the stock is reasonably priced for its growth.
Bear Case : LUMN
The primary concerns for LUMN are Debt/Equity, Piotroski F-Score, PEG Ratio.
Bear Case : TMUS
The primary concerns for TMUS are EPS Growth, Altman Z-Score, Debt/Equity. Debt-to-equity of 2.11 is elevated, increasing financial risk.
Key Dynamics to Monitor
LUMN profiles as a turnaround stock while TMUS is a value play — different risk/reward profiles.
LUMN carries more volatility with a beta of 1.72 — expect wider price swings.
TMUS is growing revenue faster at 10.6% — sustainability is the question.
TMUS generates stronger free cash flow (4.6B), providing more financial flexibility.
Bottom Line
TMUS scores higher overall (62/100 vs 30/100) and 10.6% revenue growth. LUMN offers better value entry with a 32.9% margin of safety. Both earn "Buy" and "Avoid" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
Lumen Technologies Inc
COMMUNICATION SERVICES · TELECOM SERVICES · USA
Lumen Technologies (formerly CenturyLink) is an American telecommunications company headquartered in Monroe, Louisiana, that offers communications, network services, security, cloud solutions, voice, and managed 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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