WallStSmart

Comcast Corp (CMCSA)vsGlaxoSmithKline PLC ADR (GSK)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Comcast Corp generates 282% more annual revenue ($125.28B vs $32.78B). GSK leads profitability with a 17.8% profit margin vs 15.0%. GSK appears more attractively valued with a PEG of 0.50. GSK earns a higher WallStSmart Score of 66/100 (B-).

CMCSA

Buy

64

out of 100

Grade: C+

Growth: 4.0Profit: 7.0Value: 7.3Quality: 4.5
Piotroski: 6/9Altman Z: 1.48

GSK

Strong Buy

66

out of 100

Grade: B-

Growth: 4.7Profit: 9.0Value: 7.3Quality: 4.0
Piotroski: 5/9Altman Z: 1.26
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

CMCSAUndervalued (+69.5%)

Margin of Safety

+69.5%

Fair Value

$106.51

Current Price

$25.40

$81.11 discount

UndervaluedFair: $106.51Overvalued
GSKFair Value (-3.1%)

Margin of Safety

-3.1%

Fair Value

$56.71

Current Price

$50.41

$6.30 premium

UndervaluedFair: $56.71Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

CMCSA5 strengths · Avg: 9.2/10
P/E RatioValuation
5.2x10/10

Attractively priced relative to earnings

Price/BookValuation
1.0x10/10

Reasonable price relative to book value

Market CapQuality
$93.74B9/10

Large-cap with strong market position

Return on EquityProfitability
20.9%9/10

Every $100 of equity generates 21 in profit

Free Cash FlowQuality
$4.54B8/10

Generating 4.5B in free cash flow

GSK5 strengths · Avg: 9.4/10
PEG RatioValuation
0.5010/10

Growing faster than its price suggests

Return on EquityProfitability
40.9%10/10

Every $100 of equity generates 41 in profit

Operating MarginProfitability
36.3%10/10

Strong operational efficiency at 36.3%

Market CapQuality
$101.38B9/10

Large-cap with strong market position

P/E RatioValuation
13.1x8/10

Attractively priced relative to earnings

Areas to Watch

CMCSA4 concerns · Avg: 2.3/10
Debt/EquityHealth
1.143/10

Elevated debt levels

PEG RatioValuation
142.982/10

Expensive relative to growth rate

EPS GrowthGrowth
-32.6%2/10

Earnings declined 32.6%

Altman Z-ScoreHealth
1.482/10

Distress zone — elevated risk

GSK3 concerns · Avg: 3.0/10
Revenue GrowthGrowth
1.5%4/10

1.5% revenue growth

Debt/EquityHealth
1.103/10

Elevated debt levels

Altman Z-ScoreHealth
1.262/10

Distress zone — elevated risk

Comparative Analysis Report

WallStSmart Research

Bull Case : CMCSA

The strongest argument for CMCSA centers on P/E Ratio, Price/Book, Market Cap.

Bull Case : GSK

The strongest argument for GSK centers on PEG Ratio, Return on Equity, Operating Margin. Profitability is solid with margins at 17.8% and operating margin at 36.3%. PEG of 0.50 suggests the stock is reasonably priced for its growth.

Bear Case : CMCSA

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

Bear Case : GSK

The primary concerns for GSK are Revenue Growth, Debt/Equity, Altman Z-Score.

Key Dynamics to Monitor

CMCSA carries more volatility with a beta of 0.69 — expect wider price swings.

CMCSA is growing revenue faster at 5.3% — sustainability is the question.

CMCSA generates stronger free cash flow (4.5B), providing more financial flexibility.

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

Bottom Line

GSK scores higher overall (66/100 vs 64/100), backed by strong 17.8% margins. CMCSA offers better value entry with a 69.5% margin of safety. 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.

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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GlaxoSmithKline PLC ADR

HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA

GlaxoSmithKline plc is dedicated to the creation, discovery, development, manufacture and marketing of pharmaceuticals, vaccines, over-the-counter drugs and health-related consumer products in the UK, US and internationally. The company is headquartered in Brentford, the United Kingdom.

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