WallStSmart

Cummins Inc (CMI)vsWestern Digital Corporation (WDC)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Cummins Inc generates 186% more annual revenue ($33.67B vs $11.78B). WDC leads profitability with a 55.3% profit margin vs 8.4%. WDC appears more attractively valued with a PEG of 0.87. WDC earns a higher WallStSmart Score of 79/100 (B+).

CMI

Buy

59

out of 100

Grade: C

Growth: 6.7Profit: 6.5Value: 3.3Quality: 6.8
Piotroski: 6/9Altman Z: 2.91

WDC

Strong Buy

79

out of 100

Grade: B+

Growth: 7.3Profit: 9.5Value: 6.3Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

CMISignificantly Overvalued (-60.5%)

Margin of Safety

-60.5%

Fair Value

$373.25

Current Price

$656.73

$283.48 premium

UndervaluedFair: $373.25Overvalued

Intrinsic value data unavailable for WDC.

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

CMI3 strengths · Avg: 8.7/10
Market CapQuality
$90.90B9/10

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

WDC6 strengths · Avg: 9.8/10
Return on EquityProfitability
85.9%10/10

Every $100 of equity generates 86 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
477.2%10/10

Earnings expanding 477.2% YoY

Market CapQuality
$152.47B9/10

Large-cap with strong market position

Areas to Watch

CMI3 concerns · Avg: 4.0/10
PEG RatioValuation
1.804/10

Expensive relative to growth rate

P/E RatioValuation
32.0x4/10

Premium valuation, high expectations priced in

Revenue GrowthGrowth
1.1%4/10

1.1% revenue growth

WDC2 concerns · Avg: 3.0/10
P/E RatioValuation
25.8x4/10

Moderate valuation

Price/BookValuation
21.2x2/10

Trading at 21.2x book value

Comparative Analysis Report

WallStSmart Research

Bull Case : CMI

The strongest argument for CMI centers on Market Cap, Return on Equity, EPS Growth.

Bull Case : WDC

The strongest argument for WDC centers on Return on Equity, Profit Margin, Operating 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 : CMI

The primary concerns for CMI are PEG Ratio, P/E Ratio, Revenue Growth.

Bear Case : WDC

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

Key Dynamics to Monitor

CMI profiles as a value stock while WDC is a growth play — different risk/reward profiles.

WDC carries more volatility with a beta of 2.16 — expect wider price swings.

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

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

Bottom Line

WDC scores higher overall (79/100 vs 59/100), backed by strong 55.3% margins and 45.5% 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.

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.

Want to dig deeper into these stocks?