WallStSmart

Comcast Corp (CMCSA)vsCostco Wholesale Corp (COST)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Costco Wholesale Corp generates 131% more annual revenue ($286.27B vs $123.71B). CMCSA leads profitability with a 16.2% profit margin vs 3.0%. COST appears more attractively valued with a PEG of 5.41. CMCSA earns a higher WallStSmart Score of 62/100 (C+).

CMCSA

Buy

62

out of 100

Grade: C+

Growth: 5.3Profit: 7.0Value: 6.0Quality: 6.0
Piotroski: 6/9Altman Z: 1.48

COST

Buy

53

out of 100

Grade: C-

Growth: 6.0Profit: 6.5Value: 2.0Quality: 7.5
Piotroski: 4/9Altman Z: 4.84
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

CMCSAUndervalued (+11.4%)

Margin of Safety

+11.4%

Fair Value

$36.65

Current Price

$28.73

$7.92 discount

UndervaluedFair: $36.65Overvalued
COSTSignificantly Overvalued (-74.7%)

Margin of Safety

-74.7%

Fair Value

$558.15

Current Price

$974.86

$416.71 premium

UndervaluedFair: $558.15Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

CMCSA5 strengths · Avg: 9.2/10
P/E RatioValuation
5.4x10/10

Attractively priced relative to earnings

Price/BookValuation
1.1x10/10

Reasonable price relative to book value

Market CapQuality
$106.47B9/10

Large-cap with strong market position

Return on EquityProfitability
21.4%9/10

Every $100 of equity generates 21 in profit

Free Cash FlowQuality
$5.09B8/10

Generating 5.1B in free cash flow

COST5 strengths · Avg: 9.2/10
Market CapQuality
$432.25B10/10

Mega-cap, among the largest globally

Altman Z-ScoreHealth
4.8410/10

Safe zone — low bankruptcy risk

Return on EquityProfitability
29.6%9/10

Every $100 of equity generates 30 in profit

Debt/EquityHealth
0.279/10

Conservative balance sheet, low leverage

Free Cash FlowQuality
$1.71B8/10

Generating 1.7B in free cash flow

Areas to Watch

CMCSA4 concerns · Avg: 2.8/10
Revenue GrowthGrowth
1.2%4/10

1.2% revenue growth

Debt/EquityHealth
1.143/10

Elevated debt levels

PEG RatioValuation
142.982/10

Expensive relative to growth rate

EPS GrowthGrowth
-52.5%2/10

Earnings declined 52.5%

COST4 concerns · Avg: 3.0/10
Price/BookValuation
13.5x4/10

Trading at 13.5x book value

Profit MarginProfitability
3.0%3/10

3.0% margin — thin

Operating MarginProfitability
3.7%3/10

Operating margin of 3.7%

PEG RatioValuation
5.412/10

Expensive relative to growth rate

Comparative Analysis Report

WallStSmart Research

Bull Case : CMCSA

The strongest argument for CMCSA centers on P/E Ratio, Price/Book, Market Cap. Profitability is solid with margins at 16.2% and operating margin at 10.8%.

Bull Case : COST

The strongest argument for COST centers on Market Cap, Altman Z-Score, Return on Equity.

Bear Case : CMCSA

The primary concerns for CMCSA are Revenue Growth, Debt/Equity, PEG Ratio.

Bear Case : COST

The primary concerns for COST are Price/Book, Profit Margin, Operating Margin. A P/E of 50.7x leaves little room for execution misses. Thin 3.0% margins leave little buffer for downturns.

Key Dynamics to Monitor

COST carries more volatility with a beta of 0.99 — expect wider price swings.

COST is growing revenue faster at 9.2% — sustainability is the question.

CMCSA generates stronger free cash flow (5.1B), providing more financial flexibility.

Monitor TELECOM SERVICES industry trends, competitive dynamics, and regulatory changes.

Bottom Line

CMCSA scores higher overall (62/100 vs 53/100), backed by strong 16.2% 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.

Comcast Corp

COMMUNICATION SERVICES · TELECOM SERVICES · USA

Comcast Corporation is an American telecommunications conglomerate headquartered in Philadelphia, Pennsylvania. It is the second-largest broadcasting and cable television company in the world by revenue (behind AT&T), the largest pay-TV company, the largest cable TV company and largest home Internet service provider in the United States, and the nation's third-largest home telephone service provider. Comcast provides services to U.S. residential and commercial customers in 40 states and in the District of Columbia. As the parent company of the international media company NBCUniversal since 2011, Comcast is a producer of feature films and television programs intended for theatrical exhibition and over-the-air and cable television broadcast, respectively.

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Costco Wholesale Corp

CONSUMER DEFENSIVE · DISCOUNT STORES · USA

Costco Wholesale Corporation (doing business as Costco Wholesale and also known simply as Costco) is an American multinational corporation which operates a chain of membership-only (needing a membership to shop there) big-box retail stores. As of 2020, Costco was the fifth largest retailer in the world, and the world's largest retailer of choice and prime beef, organic foods, rotisserie chicken, and wine as of 2016.

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