WallStSmart

Petroleo Brasileiro Petrobras SA ADR (PBR)vsWestern Digital Corporation (WDC)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Petroleo Brasileiro Petrobras SA ADR generates 4535% more annual revenue ($497.55B vs $10.73B). WDC leads profitability with a 35.6% profit margin vs 22.1%. PBR appears more attractively valued with a PEG of 0.38. WDC earns a higher WallStSmart Score of 77/100 (B+).

PBR

Strong Buy

76

out of 100

Grade: B+

Growth: 4.0Profit: 9.0Value: 8.3Quality: 4.5
Piotroski: 5/9Altman Z: 1.35

WDC

Strong Buy

77

out of 100

Grade: B+

Growth: 6.7Profit: 9.5Value: 5.7Quality: 5.0

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

PBR6 strengths · Avg: 9.2/10
PEG RatioValuation
0.3810/10

Growing faster than its price suggests

P/E RatioValuation
7.3x10/10

Attractively priced relative to earnings

Market CapQuality
$141.97B9/10

Large-cap with strong market position

Return on EquityProfitability
28.2%9/10

Every $100 of equity generates 28 in profit

Profit MarginProfitability
22.1%9/10

Keeps 22 of every $100 in revenue as profit

Price/BookValuation
1.7x8/10

Reasonable price relative to book value

WDC6 strengths · Avg: 9.5/10
Return on EquityProfitability
41.1%10/10

Every $100 of equity generates 41 in profit

Profit MarginProfitability
35.6%10/10

Keeps 36 of every $100 in revenue as profit

Operating MarginProfitability
31.9%10/10

Strong operational efficiency at 31.9%

EPS GrowthGrowth
189.6%10/10

Earnings expanding 189.6% YoY

Market CapQuality
$138.13B9/10

Large-cap with strong market position

PEG RatioValuation
0.828/10

Growing faster than its price suggests

Areas to Watch

PBR2 concerns · Avg: 3.0/10
EPS GrowthGrowth
0.5%4/10

0.5% earnings growth

Altman Z-ScoreHealth
1.352/10

Distress zone — elevated risk

WDC2 concerns · Avg: 3.0/10
P/E RatioValuation
38.2x4/10

Premium valuation, high expectations priced in

Price/BookValuation
20.8x2/10

Trading at 20.8x book value

Comparative Analysis Report

WallStSmart Research

Bull Case : PBR

The strongest argument for PBR 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 0.38 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 35.6% and operating margin at 31.9%. Revenue growth of 25.2% demonstrates continued momentum.

Bear Case : PBR

The primary concerns for PBR 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 profiles as a value stock while WDC is a growth play — different risk/reward profiles.

WDC carries more volatility with a beta of 1.83 — expect wider price swings.

WDC is growing revenue faster at 25.2% — sustainability is the question.

PBR generates stronger free cash flow (3.2B), providing more financial flexibility.

Bottom Line

WDC scores higher overall (77/100 vs 76/100), backed by strong 35.6% margins and 25.2% 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.

Petroleo Brasileiro Petrobras SA ADR

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.

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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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