WallStSmart

Marvell Technology Group Ltd (MRVL)vsWestern Digital Corporation (WDC)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Western Digital Corporation generates 35% more annual revenue ($11.78B vs $8.72B). WDC leads profitability with a 55.3% profit margin vs 29.0%. WDC appears more attractively valued with a PEG of 0.53. WDC earns a higher WallStSmart Score of 80/100 (A-).

MRVL

Buy

55

out of 100

Grade: C

Growth: 6.0Profit: 7.0Value: 3.7Quality: 8.0
Piotroski: 5/9Altman Z: 1.90

WDC

Exceptional Buy

80

out of 100

Grade: A-

Growth: 7.3Profit: 9.5Value: 5.7Quality: 6.5
Piotroski: 5/9Altman Z: 1.51

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

MRVL4 strengths · Avg: 9.0/10
Market CapQuality
$264.11B10/10

Mega-cap, among the largest globally

Profit MarginProfitability
29.0%9/10

Keeps 29 of every $100 in revenue as profit

Debt/EquityHealth
0.299/10

Conservative balance sheet, low leverage

Revenue GrowthGrowth
27.6%8/10

Revenue surging 27.6% year-over-year

WDC6 strengths · Avg: 10.0/10
Market CapQuality
$204.78B10/10

Mega-cap, among the largest globally

Return on EquityProfitability
67.0%10/10

Every $100 of equity generates 67 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
482.9%10/10

Earnings expanding 482.9% YoY

Areas to Watch

MRVL4 concerns · Avg: 3.5/10
PEG RatioValuation
1.644/10

Expensive relative to growth rate

Price/BookValuation
18.7x4/10

Trading at 18.7x book value

Altman Z-ScoreHealth
1.904/10

Grey zone — moderate risk

P/E RatioValuation
104.0x2/10

Premium valuation, high expectations priced in

WDC3 concerns · Avg: 3.3/10
P/E RatioValuation
35.5x4/10

Premium valuation, high expectations priced in

Altman Z-ScoreHealth
1.514/10

Distress zone — elevated risk

Price/BookValuation
27.5x2/10

Trading at 27.5x book value

Comparative Analysis Report

WallStSmart Research

Bull Case : MRVL

The strongest argument for MRVL centers on Market Cap, Profit Margin, Debt/Equity. Profitability is solid with margins at 29.0% and operating margin at 14.5%. Revenue growth of 27.6% 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 : MRVL

The primary concerns for MRVL are PEG Ratio, Price/Book, Altman Z-Score. A P/E of 104.0x leaves little room for execution misses.

Bear Case : WDC

The primary concerns for WDC are P/E Ratio, Altman Z-Score, Price/Book.

Key Dynamics to Monitor

MRVL carries more volatility with a beta of 2.25 — expect wider price swings.

WDC is growing revenue faster at 45.5% — sustainability is the question.

WDC generates stronger free cash flow (978M), providing more financial flexibility.

Monitor SEMICONDUCTORS industry trends, competitive dynamics, and regulatory changes.

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.

Marvell Technology Group Ltd

TECHNOLOGY · SEMICONDUCTORS · USA

Marvell Technology, Inc. designs, develops, and sells analog, mixed-signal, digital signal processing, and integrated and independent integrated circuits. The company is headquartered in Wilmington, Delaware.

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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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