WallStSmart

Arista Networks (ANET)vsComcast Corp (CMCSA)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Comcast Corp generates 1274% more annual revenue ($123.71B vs $9.01B). ANET leads profitability with a 39.0% profit margin vs 16.2%. ANET appears more attractively valued with a PEG of 1.85. ANET earns a higher WallStSmart Score of 69/100 (B-).

ANET

Strong Buy

69

out of 100

Grade: B-

Growth: 8.7Profit: 9.5Value: 7.3Quality: 7.3
Piotroski: 2/9Altman Z: 3.53

CMCSA

Buy

62

out of 100

Grade: C+

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

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

ANETSignificantly Overvalued (-29.4%)

Margin of Safety

-29.4%

Fair Value

$102.74

Current Price

$135.01

$32.27 premium

UndervaluedFair: $102.74Overvalued
CMCSAUndervalued (+11.4%)

Margin of Safety

+11.4%

Fair Value

$36.65

Current Price

$28.73

$7.92 discount

UndervaluedFair: $36.65Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

ANET6 strengths · Avg: 9.5/10
Return on EquityProfitability
31.4%10/10

Every $100 of equity generates 31 in profit

Profit MarginProfitability
39.0%10/10

Keeps 39 of every $100 in revenue as profit

Operating MarginProfitability
41.5%10/10

Strong operational efficiency at 41.5%

Altman Z-ScoreHealth
3.5310/10

Safe zone — low bankruptcy risk

Market CapQuality
$164.71B9/10

Large-cap with strong market position

Revenue GrowthGrowth
28.9%8/10

Revenue surging 28.9% year-over-year

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

Areas to Watch

ANET4 concerns · Avg: 3.3/10
PEG RatioValuation
1.854/10

Expensive relative to growth rate

Price/BookValuation
13.7x4/10

Trading at 13.7x book value

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

P/E RatioValuation
47.6x2/10

Premium valuation, high expectations priced in

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%

Comparative Analysis Report

WallStSmart Research

Bull Case : ANET

The strongest argument for ANET centers on Return on Equity, Profit Margin, Operating Margin. Profitability is solid with margins at 39.0% and operating margin at 41.5%. Revenue growth of 28.9% demonstrates continued momentum.

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%.

Bear Case : ANET

The primary concerns for ANET are PEG Ratio, Price/Book, Piotroski F-Score. A P/E of 47.6x leaves little room for execution misses.

Bear Case : CMCSA

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

Key Dynamics to Monitor

ANET profiles as a growth stock while CMCSA is a value play — different risk/reward profiles.

ANET carries more volatility with a beta of 1.46 — expect wider price swings.

ANET is growing revenue faster at 28.9% — sustainability is the question.

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

Bottom Line

ANET scores higher overall (69/100 vs 62/100), backed by strong 39.0% margins and 28.9% 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.

Arista Networks

TECHNOLOGY · COMPUTER HARDWARE · USA

Arista Networks (formerly Arastra) is an American computer networking company headquartered in Santa Clara, California. The company designs and sells multilayer network switches to deliver software-defined networking (SDN) solutions for large datacenter, cloud computing, high-performance computing, and high-frequency trading environments.

Visit Website →

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.

Visit Website →

Want to dig deeper into these stocks?