Petróleo Brasileiro S.A. - Petrobras (PBR-A)vsWestern Digital Corporation (WDC)
PBR-A
Petróleo Brasileiro S.A. - Petrobras
$19.88
+1.27%
ENERGY · Cap: $136.11B
WDC
Western Digital Corporation
$442.36
+2.51%
TECHNOLOGY · Cap: $152.47B
Smart Verdict
WallStSmart Research — data-driven comparison
Petróleo Brasileiro S.A. - Petrobras generates 4125% more annual revenue ($497.55B vs $11.78B). WDC leads profitability with a 55.3% profit margin vs 22.1%. PBR-A appears more attractively valued with a PEG of 0.35. WDC earns a higher WallStSmart Score of 79/100 (B+).
PBR-A
Strong Buy75
out of 100
Grade: B
WDC
Strong Buy79
out of 100
Grade: B+
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Growing faster than its price suggests
Attractively priced relative to earnings
Large-cap with strong market position
Every $100 of equity generates 28 in profit
Keeps 22 of every $100 in revenue as profit
Reasonable price relative to book value
Every $100 of equity generates 86 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 477.2% YoY
Large-cap with strong market position
Areas to Watch
0.5% earnings growth
Distress zone — elevated risk
Moderate valuation
Trading at 21.2x book value
Comparative Analysis Report
WallStSmart ResearchBull Case : PBR-A
The strongest argument for PBR-A centers on PEG Ratio, P/E Ratio, Market Cap. Profitability is solid with margins at 22.1% and operating margin at 26.9%. PEG of 0.35 suggests the stock is reasonably priced for its growth.
Bull Case : WDC
The strongest argument for WDC centers on Return on Equity, Profit Margin, Operating 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 : PBR-A
The primary concerns for PBR-A are EPS Growth, Altman Z-Score.
Bear Case : WDC
The primary concerns for WDC are P/E Ratio, Price/Book.
Key Dynamics to Monitor
PBR-A profiles as a value stock while WDC is a growth play — different risk/reward profiles.
WDC carries more volatility with a beta of 2.16 — expect wider price swings.
WDC is growing revenue faster at 45.5% — sustainability is the question.
PBR-A generates stronger free cash flow (3.2B), providing more financial flexibility.
Bottom Line
WDC scores higher overall (79/100 vs 75/100), backed by strong 55.3% margins and 45.5% revenue growth. Both earn "Strong 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.
Petróleo Brasileiro S.A. - Petrobras
ENERGY · OIL & GAS INTEGRATED · USA
Petrleo Brasileiro SA - Petrobras produces and sells oil and gas in Brazil and internationally. The company is headquartered in Rio de Janeiro, Brazil.
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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