S&P Global Inc (SPGI)vsWestern Digital Corporation (WDC)
SPGI
S&P Global Inc
$424.44
-1.70%
FINANCIAL SERVICES · Cap: $127.28B
WDC
Western Digital Corporation
$575.50
+4.79%
TECHNOLOGY · Cap: $225.26B
Smart Verdict
WallStSmart Research — data-driven comparison
S&P Global Inc generates 34% more annual revenue ($15.73B vs $11.78B). WDC leads profitability with a 55.3% profit margin vs 30.4%. WDC appears more attractively valued with a PEG of 0.58. WDC earns a higher WallStSmart Score of 80/100 (A-).
SPGI
Strong Buy71
out of 100
Grade: B
WDC
Exceptional Buy80
out of 100
Grade: A-
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Keeps 30 of every $100 in revenue as profit
Strong operational efficiency at 44.3%
Large-cap with strong market position
Earnings expanding 32.5% YoY
Generating 1.0B 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
Moderate valuation
Grey zone — moderate risk
Premium valuation, high expectations priced in
Distress zone — elevated risk
Trading at 27.5x book value
Comparative Analysis Report
WallStSmart ResearchBull Case : SPGI
The strongest argument for SPGI centers on Profit Margin, Operating Margin, Market Cap. Profitability is solid with margins at 30.4% and operating margin at 44.3%. Revenue growth of 10.4% demonstrates continued momentum.
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 : SPGI
The primary concerns for SPGI are P/E Ratio, Altman Z-Score.
Bear Case : WDC
The primary concerns for WDC are P/E Ratio, Altman Z-Score, Price/Book.
Key Dynamics to Monitor
SPGI profiles as a mature 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.
SPGI generates stronger free cash flow (1.0B), providing more financial flexibility.
Bottom Line
WDC scores higher overall (80/100 vs 71/100), backed by strong 55.3% margins and 45.5% revenue growth. Both earn "Exceptional Buy" and "Strong 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.
S&P Global Inc
FINANCIAL SERVICES · FINANCIAL DATA & STOCK EXCHANGES · USA
S&P Global Inc. is an American publicly traded corporation headquartered in Manhattan, New York City. Its primary areas of business are financial information and analytics.
Visit Website →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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