WallStSmart

Amphenol Corporation (APH)vsWestern Digital Corporation (WDC)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Amphenol Corporation generates 115% more annual revenue ($23.09B vs $10.73B). WDC leads profitability with a 35.6% profit margin vs 18.5%. WDC appears more attractively valued with a PEG of 0.69. APH earns a higher WallStSmart Score of 76/100 (B+).

APH

Strong Buy

76

out of 100

Grade: B+

Growth: 10.0Profit: 9.0Value: 8.7Quality: 6.8
Piotroski: 4/9Altman Z: 2.36

WDC

Buy

55

out of 100

Grade: C

Growth: 2.0Profit: 9.0Value: 7.3Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

APHUndervalued (+3.7%)

Margin of Safety

+3.7%

Fair Value

$151.63

Current Price

$126.74

$24.89 discount

UndervaluedFair: $151.63Overvalued
WDCSignificantly Overvalued (-311.2%)

Margin of Safety

-311.2%

Fair Value

$66.57

Current Price

$293.10

$226.53 premium

UndervaluedFair: $66.57Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

APH6 strengths · Avg: 9.2/10
Return on EquityProfitability
36.8%10/10

Every $100 of equity generates 37 in profit

Revenue GrowthGrowth
49.1%10/10

Revenue surging 49.1% year-over-year

EPS GrowthGrowth
57.6%10/10

Earnings expanding 57.6% YoY

Market CapQuality
$155.79B9/10

Large-cap with strong market position

Operating MarginProfitability
27.5%8/10

Strong operational efficiency at 27.5%

Free Cash FlowQuality
$1.47B8/10

Generating 1.5B in free cash flow

WDC4 strengths · Avg: 9.3/10
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

Market CapQuality
$100.21B9/10

Large-cap with strong market position

PEG RatioValuation
0.698/10

Growing faster than its price suggests

Areas to Watch

APH2 concerns · Avg: 4.0/10
P/E RatioValuation
39.1x4/10

Premium valuation, high expectations priced in

Price/BookValuation
11.6x4/10

Trading at 11.6x book value

WDC4 concerns · Avg: 3.0/10
P/E RatioValuation
29.9x4/10

Moderate valuation

Price/BookValuation
14.0x4/10

Trading at 14.0x book value

Revenue GrowthGrowth
-41.0%2/10

Revenue declined 41.0%

EPS GrowthGrowth
-95.9%2/10

Earnings declined 95.9%

Comparative Analysis Report

WallStSmart Research

Bull Case : APH

The strongest argument for APH centers on Return on Equity, Revenue Growth, EPS Growth. Profitability is solid with margins at 18.5% and operating margin at 27.5%. Revenue growth of 49.1% demonstrates continued momentum.

Bull Case : WDC

The strongest argument for WDC centers on Return on Equity, Profit Margin, Market Cap. Profitability is solid with margins at 35.6% and operating margin at 15.4%. PEG of 0.69 suggests the stock is reasonably priced for its growth.

Bear Case : APH

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

Bear Case : WDC

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

Key Dynamics to Monitor

APH profiles as a growth stock while WDC is a declining play — different risk/reward profiles.

WDC carries more volatility with a beta of 1.85 — expect wider price swings.

APH is growing revenue faster at 49.1% — sustainability is the question.

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

Bottom Line

APH scores higher overall (76/100 vs 55/100), backed by strong 18.5% margins and 49.1% revenue growth. Both earn "Strong 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.

Amphenol Corporation

TECHNOLOGY · ELECTRONIC COMPONENTS · USA

Amphenol Corporation is a major producer of electronic and fiber optic connectors, cable and interconnect systems such as coaxial cables. Amphenol is a portmanteau from the corporation's original name, American Phenolic Corp.

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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