Pfizer Inc (PFE)vsWestern Digital Corporation (WDC)
PFE
Pfizer Inc
$26.04
-2.74%
HEALTHCARE · Cap: $148.19B
WDC
Western Digital Corporation
$575.50
+4.79%
TECHNOLOGY · Cap: $225.26B
Smart Verdict
WallStSmart Research — data-driven comparison
Pfizer Inc generates 438% more annual revenue ($63.32B vs $11.78B). WDC leads profitability with a 55.3% profit margin vs 11.8%. WDC appears more attractively valued with a PEG of 0.58. WDC earns a higher WallStSmart Score of 80/100 (A-).
PFE
Buy55
out of 100
Grade: C
WDC
Exceptional Buy80
out of 100
Grade: A-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+13.8%
Fair Value
$30.21
Current Price
$26.04
$4.17 discount
Intrinsic value data unavailable for WDC.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Strong operational efficiency at 31.6%
Large-cap with strong market position
Reasonable price relative to book value
Generating 2.2B 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
Distress zone — elevated risk
Expensive relative to growth rate
Earnings declined 10.1%
Premium valuation, high expectations priced in
Distress zone — elevated risk
Trading at 27.5x book value
Comparative Analysis Report
WallStSmart ResearchBull Case : PFE
The strongest argument for PFE centers on Operating Margin, Market Cap, Price/Book.
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 : PFE
The primary concerns for PFE are Altman Z-Score, PEG Ratio, EPS Growth.
Bear Case : WDC
The primary concerns for WDC are P/E Ratio, Altman Z-Score, Price/Book.
Key Dynamics to Monitor
PFE 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.
PFE generates stronger free cash flow (2.2B), providing more financial flexibility.
Bottom Line
WDC scores higher overall (80/100 vs 55/100), 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.
Pfizer Inc
HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA
Pfizer Inc. is an American multinational pharmaceutical and biotechnology corporation headquartered on 42nd Street in Manhattan, New York City. The name of the company commemorates its co-founder, Charles Pfizer (1824-1906). Pfizer develops and produces medicines and vaccines for immunology, oncology, cardiology, endocrinology, and neurology. The company has several blockbuster drugs or products that each generate more than 1 billion USD in annual revenues.
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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