WallStSmart

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

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Western Digital Corporation generates 31% more annual revenue ($10.73B vs $8.19B). WDC leads profitability with a 35.6% profit margin vs 32.6%. WDC appears more attractively valued with a PEG of 0.82. WDC earns a higher WallStSmart Score of 77/100 (B+).

MRVL

Strong Buy

66

out of 100

Grade: B-

Growth: 8.7Profit: 8.0Value: 3.7Quality: 7.0
Piotroski: 5/9Altman Z: 1.80

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

MRVL4 strengths · Avg: 9.3/10
Profit MarginProfitability
32.6%10/10

Keeps 33 of every $100 in revenue as profit

EPS GrowthGrowth
106.3%10/10

Earnings expanding 106.3% YoY

Market CapQuality
$143.68B9/10

Large-cap with strong market position

Revenue GrowthGrowth
22.1%8/10

Revenue surging 22.1% year-over-year

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

MRVL4 concerns · Avg: 3.5/10
PEG RatioValuation
1.934/10

Expensive relative to growth rate

Price/BookValuation
9.3x4/10

Trading at 9.3x book value

Altman Z-ScoreHealth
1.804/10

Grey zone — moderate risk

P/E RatioValuation
53.5x2/10

Premium valuation, high expectations priced in

WDC2 concerns · Avg: 4.0/10
P/E RatioValuation
38.2x4/10

Premium valuation, high expectations priced in

Price/BookValuation
19.7x4/10

Trading at 19.7x book value

Comparative Analysis Report

WallStSmart Research

Bull Case : MRVL

The strongest argument for MRVL centers on Profit Margin, EPS Growth, Market Cap. Profitability is solid with margins at 32.6% and operating margin at 18.7%. Revenue growth of 22.1% 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 35.6% and operating margin at 31.9%. Revenue growth of 25.2% demonstrates continued momentum.

Bear Case : MRVL

The primary concerns for MRVL are PEG Ratio, Price/Book, Altman Z-Score. A P/E of 53.5x leaves little room for execution misses.

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 1.83 — expect wider price swings.

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

WDC generates stronger free cash flow (653M), providing more financial flexibility.

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

Bottom Line

WDC scores higher overall (77/100 vs 66/100), 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.

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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