WallStSmart

3M Company (MMM)vsWestern Digital Corporation (WDC)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

3M Company generates 132% more annual revenue ($24.95B vs $10.73B). WDC leads profitability with a 35.6% profit margin vs 13.0%. WDC appears more attractively valued with a PEG of 0.69. WDC earns a higher WallStSmart Score of 55/100 (C).

MMM

Buy

54

out of 100

Grade: C-

Growth: 2.7Profit: 7.0Value: 7.3Quality: 5.5
Piotroski: 5/9Altman Z: 2.82

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

MMMSignificantly Overvalued (-323.6%)

Margin of Safety

-323.6%

Fair Value

$40.80

Current Price

$141.20

$100.40 premium

UndervaluedFair: $40.80Overvalued
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

MMM3 strengths · Avg: 9.0/10
Return on EquityProfitability
75.5%10/10

Every $100 of equity generates 76 in profit

Market CapQuality
$74.37B9/10

Large-cap with strong market position

Free Cash FlowQuality
$1.33B8/10

Generating 1.3B 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

MMM4 concerns · Avg: 2.8/10
Price/BookValuation
15.9x4/10

Trading at 15.9x book value

Revenue GrowthGrowth
2.0%4/10

2.0% revenue growth

EPS GrowthGrowth
-19.9%2/10

Earnings declined 19.9%

Debt/EquityHealth
2.751/10

Elevated debt levels

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 : MMM

The strongest argument for MMM centers on Return on Equity, Market Cap, Free Cash Flow. PEG of 1.38 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 : MMM

The primary concerns for MMM are Price/Book, Revenue Growth, EPS Growth. Debt-to-equity of 2.75 is elevated, increasing financial risk.

Bear Case : WDC

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

Key Dynamics to Monitor

MMM profiles as a value 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.

MMM is growing revenue faster at 2.0% — sustainability is the question.

MMM generates stronger free cash flow (1.3B), providing more financial flexibility.

Bottom Line

WDC scores higher overall (55/100 vs 54/100), backed by strong 35.6% margins. 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.

3M Company

INDUSTRIALS · CONGLOMERATES · USA

The 3M Company is an American multinational conglomerate corporation operating in the fields of industry, worker safety, US health care, and consumer goods. The company produces over 60,000 products under several brands, including adhesives, abrasives, laminates, passive fire protection, personal protective equipment, window films, paint protection films, dental and orthodontic products, electrical and electronic connecting and insulating materials, medical products, car-care products, electronic circuits, healthcare software and optical films. It is based in Maplewood, a suburb of Saint Paul, Minnesota.

Visit Website →

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?