WallStSmart

Seagate Technology PLC (STX)vsWestern Digital Corporation (WDC)

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Smart Verdict

WallStSmart Research — data-driven comparison

Western Digital Corporation generates 5% more annual revenue ($14.48B vs $13.80B). WDC leads profitability with a 69.2% profit margin vs 31.9%. STX appears more attractively valued with a PEG of 0.37. WDC earns a higher WallStSmart Score of 79/100 (B+).

STX

Strong Buy

79

out of 100

Grade: B+

Growth: 9.3Profit: 10.0Value: 6.3Quality: 7.0
Piotroski: 6/9Altman Z: 2.11

WDC

Strong Buy

79

out of 100

Grade: B+

Growth: 10.0Profit: 10.0Value: 7.0Quality: 7.5
Piotroski: 5/9Altman Z: 5.49

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

STX6 strengths · Avg: 10.0/10
PEG RatioValuation
0.3710/10

Growing faster than its price suggests

Return on EquityProfitability
127.3%10/10

Every $100 of equity generates 127 in profit

Profit MarginProfitability
31.9%10/10

Keeps 32 of every $100 in revenue as profit

Operating MarginProfitability
48.8%10/10

Strong operational efficiency at 48.8%

Revenue GrowthGrowth
61.0%10/10

Revenue surging 61.0% year-over-year

EPS GrowthGrowth
212.3%10/10

Earnings expanding 212.3% YoY

WDC6 strengths · Avg: 10.0/10
Return on EquityProfitability
106.3%10/10

Every $100 of equity generates 106 in profit

Profit MarginProfitability
69.2%10/10

Keeps 69 of every $100 in revenue as profit

Operating MarginProfitability
47.7%10/10

Strong operational efficiency at 47.7%

Revenue GrowthGrowth
55.5%10/10

Revenue surging 55.5% year-over-year

EPS GrowthGrowth
50.9%10/10

Earnings expanding 50.9% YoY

Altman Z-ScoreHealth
5.4910/10

Safe zone — low bankruptcy risk

Areas to Watch

STX2 concerns · Avg: 3.0/10
P/E RatioValuation
33.8x4/10

Premium valuation, high expectations priced in

Price/BookValuation
40.3x2/10

Trading at 40.3x book value

WDC1 concerns · Avg: 4.0/10
Price/BookValuation
13.9x4/10

Trading at 13.9x book value

Comparative Analysis Report

WallStSmart Research

Bull Case : STX

The strongest argument for STX centers on PEG Ratio, Return on Equity, Profit Margin. Profitability is solid with margins at 31.9% and operating margin at 48.8%. Revenue growth of 61.0% 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 69.2% and operating margin at 47.7%. Revenue growth of 55.5% demonstrates continued momentum.

Bear Case : STX

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

Bear Case : WDC

The primary concerns for WDC are Price/Book.

Key Dynamics to Monitor

WDC carries more volatility with a beta of 2.17 — expect wider price swings.

STX is growing revenue faster at 61.0% — sustainability is the question.

STX generates stronger free cash flow (1.5B), providing more financial flexibility.

Monitor COMPUTER HARDWARE industry trends, competitive dynamics, and regulatory changes.

Bottom Line

STX scores higher overall (79/100 vs 79/100), backed by strong 31.9% margins and 61.0% 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.

Seagate Technology PLC

TECHNOLOGY · COMPUTER HARDWARE · USA

Seagate Technology Holdings plc, an Irish public limited company (commonly referred to as Seagate) is an American data storage company.

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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