T-Mobile US Inc (TMUS)vsWestern Digital Corporation (WDC)
TMUS
T-Mobile US Inc
$177.02
+0.20%
COMMUNICATION SERVICES · Cap: $204.39B
WDC
Western Digital Corporation
$575.50
+4.79%
TECHNOLOGY · Cap: $225.26B
Smart Verdict
WallStSmart Research — data-driven comparison
T-Mobile US Inc generates 669% more annual revenue ($90.53B vs $11.78B). WDC leads profitability with a 55.3% profit margin vs 11.7%. WDC appears more attractively valued with a PEG of 0.58. WDC earns a higher WallStSmart Score of 80/100 (A-).
TMUS
Buy62
out of 100
Grade: C+
WDC
Exceptional Buy80
out of 100
Grade: A-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
-61.8%
Fair Value
$113.97
Current Price
$177.02
$63.05 premium
Intrinsic value data unavailable for WDC.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
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
Mega-cap, among the largest globally
Every $100 of equity generates 67 in profit
Keeps 55 of every $100 in revenue as profit
Strong operational efficiency at 37.0%
Revenue surging 45.5% year-over-year
Earnings expanding 482.9% YoY
Areas to Watch
Earnings declined 12.0%
Distress zone — elevated risk
Elevated debt levels
Premium valuation, high expectations priced in
Distress zone — elevated risk
Trading at 27.5x book value
Comparative Analysis Report
WallStSmart ResearchBull 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 0.75 suggests the stock is reasonably priced for its growth.
Bull Case : WDC
The strongest argument for WDC centers on Market Cap, Return on Equity, Profit Margin. Profitability is solid with margins at 55.3% and operating margin at 37.0%. Revenue growth of 45.5% demonstrates continued momentum.
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.
Bear Case : WDC
The primary concerns for WDC are P/E Ratio, Altman Z-Score, Price/Book.
Key Dynamics to Monitor
TMUS profiles as a value stock while WDC is a growth play — different risk/reward profiles.
WDC carries more volatility with a beta of 2.20 — expect wider price swings.
WDC is growing revenue faster at 45.5% — sustainability is the question.
TMUS generates stronger free cash flow (4.6B), providing more financial flexibility.
Bottom Line
WDC scores higher overall (80/100 vs 62/100), backed by strong 55.3% margins and 45.5% revenue growth. Both earn "Exceptional 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.
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.
Western Digital Corporation
TECHNOLOGY · COMPUTER HARDWARE · USA
Western Digital Corporation (WDC, commonly known as Western Digital or WD) is an American computer hard disk drive manufacturer and data storage company, headquartered in San Jose, California. It designs, manufactures and sells data technology products, including storage devices, data center systems and cloud storage services.
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