WallStSmart

Comcast Corp (CMCSA)vsVistra Energy Corp (VST)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Comcast Corp generates 597% more annual revenue ($123.71B vs $17.74B). CMCSA leads profitability with a 16.2% profit margin vs 5.3%. VST appears more attractively valued with a PEG of 1.27. 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

VST

Buy

53

out of 100

Grade: C-

Growth: 3.3Profit: 6.0Value: 4.7Quality: 2.5
Piotroski: 2/9Altman Z: 0.73
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
VSTSignificantly Overvalued (-980.6%)

Margin of Safety

-980.6%

Fair Value

$14.82

Current Price

$151.51

$136.69 premium

UndervaluedFair: $14.82Overvalued

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

VST1 strengths · Avg: 9.0/10
Market CapQuality
$51.70B9/10

Large-cap with strong market position

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%

VST4 concerns · Avg: 3.0/10
Price/BookValuation
19.5x4/10

Trading at 19.5x book value

Profit MarginProfitability
5.3%3/10

5.3% margin — thin

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

P/E RatioValuation
70.1x2/10

Premium valuation, high expectations priced in

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 : VST

The strongest argument for VST centers on Market Cap. Revenue growth of 13.6% demonstrates continued momentum. PEG of 1.27 suggests the stock is reasonably priced for its growth.

Bear Case : CMCSA

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

Bear Case : VST

The primary concerns for VST are Price/Book, Profit Margin, Piotroski F-Score. A P/E of 70.1x leaves little room for execution misses. Debt-to-equity of 3.36 is elevated, increasing financial risk.

Key Dynamics to Monitor

VST carries more volatility with a beta of 1.45 — expect wider price swings.

VST is growing revenue faster at 13.6% — 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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Vistra Energy Corp

UTILITIES · UTILITIES - INDEPENDENT POWER PRODUCERS · USA

Vistra Corp. The company is headquartered in Irving, Texas.

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