WallStSmart

Mastercard Inc (MA)vsWestern Digital Corporation (WDC)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Mastercard Inc generates 188% more annual revenue ($33.94B vs $11.78B). WDC leads profitability with a 55.3% profit margin vs 45.9%. WDC appears more attractively valued with a PEG of 0.87. WDC earns a higher WallStSmart Score of 79/100 (B+).

MA

Strong Buy

70

out of 100

Grade: B

Growth: 8.0Profit: 10.0Value: 5.0Quality: 6.0
Piotroski: 6/9Altman Z: 4.08

WDC

Strong Buy

79

out of 100

Grade: B+

Growth: 7.3Profit: 9.5Value: 6.3Quality: 5.0

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

MA6 strengths · Avg: 9.7/10
Market CapQuality
$445.98B10/10

Mega-cap, among the largest globally

Return on EquityProfitability
232.1%10/10

Every $100 of equity generates 232 in profit

Profit MarginProfitability
45.9%10/10

Keeps 46 of every $100 in revenue as profit

Operating MarginProfitability
60.8%10/10

Strong operational efficiency at 60.8%

Altman Z-ScoreHealth
4.0810/10

Safe zone — low bankruptcy risk

Revenue GrowthGrowth
15.8%8/10

15.8% revenue growth

WDC6 strengths · Avg: 9.8/10
Return on EquityProfitability
85.9%10/10

Every $100 of equity generates 86 in profit

Profit MarginProfitability
55.3%10/10

Keeps 55 of every $100 in revenue as profit

Operating MarginProfitability
37.0%10/10

Strong operational efficiency at 37.0%

Revenue GrowthGrowth
45.5%10/10

Revenue surging 45.5% year-over-year

EPS GrowthGrowth
477.2%10/10

Earnings expanding 477.2% YoY

Market CapQuality
$152.47B9/10

Large-cap with strong market position

Areas to Watch

MA4 concerns · Avg: 2.8/10
PEG RatioValuation
1.594/10

Expensive relative to growth rate

P/E RatioValuation
28.6x4/10

Moderate valuation

Price/BookValuation
58.4x2/10

Trading at 58.4x book value

Debt/EquityHealth
2.451/10

Elevated debt levels

WDC2 concerns · Avg: 3.0/10
P/E RatioValuation
25.8x4/10

Moderate valuation

Price/BookValuation
21.2x2/10

Trading at 21.2x book value

Comparative Analysis Report

WallStSmart Research

Bull Case : MA

The strongest argument for MA centers on Market Cap, Return on Equity, Profit Margin. Profitability is solid with margins at 45.9% and operating margin at 60.8%. Revenue growth of 15.8% demonstrates continued momentum.

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 : MA

The primary concerns for MA are PEG Ratio, P/E Ratio, Price/Book. Debt-to-equity of 2.45 is elevated, increasing financial risk.

Bear Case : WDC

The primary concerns for WDC are P/E Ratio, Price/Book.

Key Dynamics to Monitor

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.

MA generates stronger free cash flow (2.8B), providing more financial flexibility.

Monitor CREDIT SERVICES industry trends, competitive dynamics, and regulatory changes.

Bottom Line

WDC scores higher overall (79/100 vs 70/100), 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.

Mastercard Inc

FINANCIAL SERVICES · CREDIT SERVICES · USA

Mastercard Incorporated is an American multinational financial services corporation headquartered in the Mastercard International Global Headquarters in Purchase, New York. The Global Operations Headquarters is located in O'Fallon, Missouri, a municipality of St. Charles County, Missouri. Throughout the world, its principal business is to process payments between the banks of merchants and the card-issuing banks or credit unions of the purchasers who use the Mastercard brand debit, credit and prepaid cards to make purchases. Mastercard Worldwide has been a publicly traded company since 2006.

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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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