WallStSmart

Cummins Inc (CMI)vsWestern Digital Corporation (WDC)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Cummins Inc generates 214% more annual revenue ($33.67B vs $10.73B). WDC leads profitability with a 35.6% profit margin vs 8.4%. WDC appears more attractively valued with a PEG of 0.69. CMI earns a higher WallStSmart Score of 61/100 (C+).

CMI

Buy

61

out of 100

Grade: C+

Growth: 8.7Profit: 6.5Value: 10.0Quality: 6.8
Piotroski: 6/9Altman Z: 2.91

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

CMIUndervalued (+37.5%)

Margin of Safety

+37.5%

Fair Value

$958.93

Current Price

$533.54

$425.39 discount

UndervaluedFair: $958.93Overvalued
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

CMI4 strengths · Avg: 9.0/10
Revenue GrowthGrowth
110.0%10/10

Revenue surging 110.0% year-over-year

Market CapQuality
$73.72B9/10

Large-cap with strong market position

Return on EquityProfitability
23.9%9/10

Every $100 of equity generates 24 in profit

EPS GrowthGrowth
41.4%8/10

Earnings expanding 41.4% YoY

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

CMI1 concerns · Avg: 4.0/10
P/E RatioValuation
26.0x4/10

Moderate valuation

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 : CMI

The strongest argument for CMI centers on Revenue Growth, Market Cap, Return on Equity. Revenue growth of 110.0% demonstrates continued momentum. PEG of 1.47 suggests the stock is reasonably priced for its growth.

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 : CMI

The primary concerns for CMI are P/E Ratio.

Bear Case : WDC

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

Key Dynamics to Monitor

CMI profiles as a hypergrowth 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.

CMI is growing revenue faster at 110.0% — sustainability is the question.

CMI generates stronger free cash flow (990M), providing more financial flexibility.

Bottom Line

CMI scores higher overall (61/100 vs 55/100) and 110.0% revenue growth. Both earn "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.

Cummins Inc

INDUSTRIALS · SPECIALTY INDUSTRIAL MACHINERY · USA

Cummins is a Columbus, Indiana based multinational corporation that designs, manufactures, and distributes engines, filtration, and power generation products. Cummins also services engines and related equipment, including fuel systems, controls, air handling, filtration, emission control, electrical power generation systems, and trucks.

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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