Compare StocksCMCSA vs NFLX

Comcast Corporation (CMCSA) vs Netflix, Inc. (NFLX): Which Is the Better Buy in 2026?

As of 2026-06-19, CMCSA is undervalued at $22, with a DCF intrinsic value of $107 and a margin of safety of 79%. NFLX is undervalued at $77, with an intrinsic value of $132 and a margin of safety of 41%. Of the two, CMCSA has the wider margin of safety.

CMCSA
Comcast Corporation
$22.43
VS
NFLX
Netflix, Inc.
$77.38

Rewards

CMCSA
  • Gross margin of 70.1% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Free cash flow has grown at a 15.0% CAGR over the past 4 years, demonstrating strong earnings power growth.
  • Share count has been reduced by 15% over the past 4 years through buybacks, increasing each share's claim on earnings.
NFLX
  • Netflix, Inc. has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
  • Netflix, Inc. scores 85/100 on the Economic Moat Score (Wide Moat), with roic consistency as the strongest competitive dimension.
  • Free cash flow has grown at a 80.1% CAGR over the past 4 years, demonstrating strong earnings power growth.

Risks

CMCSA
  • PEG ratio of 142.98 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
  • Altman Z-Score of 1.37 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.
NFLX
  • Buybacks have been poorly timed — 2 out of 3 years involved repurchases at relatively expensive valuations.
  • FCF yield of 8.0% suggests reasonable valuation assuming continued moderate growth.
  • 8 insider sales totaling $120.3M with no purchases in the past 3 months — insiders are reducing their exposure.

Key Valuation Metrics

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CMCSA
NFLX
Valuation
$19.23B
Free Cash Flow
$25.99B
24.01%
FCF Yield
7.98%
4.40
Trailing P/E
24.96
5.93
Forward P/E
20.14
Quality & Moat
7.10%
ROIC
25.00%
20.92%
ROE
48.49%
70.13%
Gross Margin
49.03%
142.98
PEG Ratio
1.55
Balance Sheet Safety
0.96
Net Debt / Equity
0.14
N/A
Interest Coverage
N/A
2.41
Net Debt / EBITDA
0.31
5.82%
Dividend Yield
0.00%
CMCSA: 5Ties: 1NFLX: 6
CMCSANFLX

Historical Fundamentals

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CMCSA

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

NFLX

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

$1 Retained Earnings Test

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CMCSA
$-1.01
created per $1 retained over 3 years
Market Cap Declined
Σ Retained
$37.10B
Δ Market Cap
$-37.35B
Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
NFLX
$10.54
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$25.10B
Δ Market Cap
+$264.55B
Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer

Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer

Discounted Cash Flow (DCF) Analysis

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CMCSA
79.0% Margin of Safety
Price is 79.0% below estimated fair value
Current Price: $22.43
Fair Value: $106.88
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
NFLX
41.3% Margin of Safety
Price is 41.3% below estimated fair value
Current Price: $77.38
Fair Value: $131.77
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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CMCSA

What growth rate is the market pricing in at $22?

-5.8%
Market-Implied Owner Earnings Growth
Standard FCF implies -4.0%

The market implies -5.8% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding -4.0%, reflecting heavy growth investment expected to generate future returns.

NFLX

What growth rate is the market pricing in at $77?

+0.9%
Market-Implied Owner Earnings Growth
Standard FCF implies +1.5%

The market implies +0.9% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding +1.5%, reflecting heavy growth investment expected to generate future returns.

Economic Moat Score

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CMCSA
67/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None

Narrow moat with margin stability as the key competitive advantage. Improving roic consistency would strengthen the moat.

Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 4 years of fundamental data.
NFLX
85/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat driven primarily by roic consistency. Margin Stability is the area most vulnerable to competitive pressure.

Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 4 years of fundamental data.

Forensic Accounting

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CMCSA
-2.73
Unlikely Manipulator
Above -1.78 = likely manipulator · -2.22 to -1.78 = grey zone

M-Score Trend

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.
NFLX
-1.96
Possible Manipulator
Above -1.78 = likely manipulator · -2.22 to -1.78 = grey zone

M-Score Trend

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.

Ownership Breakdown

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CMCSA
Insiders 0.7%Institutions 93.7%Retail & Other 5.6%
No. of Institutional Holders2,738
High insider ownership aligns management incentives with shareholders — a key signal in Buffett-style analysis. Institutional concentration can indicate smart-money conviction but also crowding risk.
NFLX
Insiders 0.6%Institutions 85.1%Retail & Other 14.3%
No. of Institutional Holders4,712
High insider ownership aligns management incentives with shareholders — a key signal in Buffett-style analysis. Institutional concentration can indicate smart-money conviction but also crowding risk.

High insider ownership aligns management incentives with shareholders. Institutional concentration can indicate smart-money conviction but also crowding risk.

Insider Buying Activity

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CMCSA
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises
NFLX
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises

Open market purchases · includes direct & indirect ownership · excludes option exercises.

Insider Selling Activity

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CMCSA
0
Sells (3M)
2
Sells (12M)
Total value (12M): $388,385
ARMSTRONG JASON S
Chief Financial Officer
$142,617
@ $31.73 · 2026-03-05
NAKAHARA ASUKA
Director
$245,768
@ $29.70 · 2026-02-03
ROBERTS BRIAN L
Chief Executive Officer
$20.06M
@ $42.73 · 2024-11-27
BACON KENNETH J
Director
$625,093
@ $43.39 · 2024-11-22
ARMSTRONG JASON S
Chief Financial Officer
$1.04M
@ $44.84 · 2024-11-06
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
NFLX
8
Sells (3M)
46
Sells (12M)
Total value (12M): $548.52M
HASTINGS REED
Director
$33.24M
@ $85.97 · 2026-06-01
PETERS GREGORY K.
Chief Executive Officer
$2.42M
@ $88.69 · 2026-05-07
NEUMANN SPENCER ADAM
Chief Financial Officer
$823,075
@ $88.95 · 2026-05-07
HYMAN DAVID A
Officer
$504,021
@ $88.08 · 2026-05-05
SARANDOS THEODORE ANTHONY JR.
Chief Executive Officer
$2.40M
@ $87.97 · 2026-05-05
HASTINGS REED
Director
$37.96M
@ $93.13 · 2026-05-01
NEUMANN SPENCER ADAM
Chief Financial Officer
$2.81M
@ $98.00 · 2026-04-02
HASTINGS REED
Director
$40.16M
@ $95.49 · 2026-04-01
NEUMANN SPENCER ADAM
Chief Financial Officer
$2.78M
@ $97.00 · 2026-03-02
HASTINGS REED
Director
$39.83M
@ $97.01 · 2026-03-02
NEUMANN SPENCER ADAM
Chief Financial Officer
$5.47M
@ $95.50 · 2026-02-27
WILLEMS CLETUS R
Officer
$259,253
@ $82.67 · 2026-02-10
PETERS GREGORY K.
Chief Executive Officer
$2.27M
@ $83.24 · 2026-02-10
HYMAN DAVID A
Officer
$464,231
@ $81.06 · 2026-02-09
NEUMANN SPENCER ADAM
Chief Financial Officer
$751,598
@ $81.27 · 2026-02-06
HASTINGS REED
Director
$32.70M
@ $83.63 · 2026-02-02
PETERS GREGORY K.
Chief Executive Officer
$8.77M
@ $82.94 · 2026-01-29
HYMAN DAVID A
Officer
$2.07M
@ $88.11 · 2026-01-16
SMITH BRADFORD LEE
Director
$2.82M
@ $88.86 · 2026-01-15
HASTINGS REED
Director
$39.08M
@ $91.67 · 2026-01-02
HASTINGS REED
Director
$40.71M
@ $108.43 · 2025-12-01
WILLEMS CLETUS R
Officer
$261,879
@ $1100.33 · 2025-11-06
PETERS GREGORY K.
Chief Executive Officer
$2.22M
@ $1095.68 · 2025-11-04
HYMAN DAVID A
Officer
$34.60M
@ $1099.84 · 2025-11-04
SARANDOS THEODORE ANTHONY JR.
Chief Executive Officer
$2.21M
@ $1092.08 · 2025-11-04
NEUMANN SPENCER ADAM
Chief Financial Officer
$2.59M
@ $1097.56 · 2025-11-03
NEUMANN SPENCER ADAM
Chief Financial Officer
$269,200
@ $1121.67 · 2025-11-03
HASTINGS REED
Director
$45.28M
@ $1121.51 · 2025-10-31
NEUMANN SPENCER ADAM
Chief Financial Officer
$3.05M
@ $1172.51 · 2025-10-01
HASTINGS REED
Director
$49.43M
@ $1171.92 · 2025-10-01
NEUMANN SPENCER ADAM
Chief Financial Officer
$3.14M
@ $1207.76 · 2025-09-02
HASTINGS REED
Director
$31.35M
@ $1207.71 · 2025-09-02
WILLEMS CLETUS R
Officer
$274,538
@ $1153.52 · 2025-08-06
NEUMANN SPENCER ADAM
Chief Financial Officer
$795,432
@ $1161.21 · 2025-08-06
PETERS GREGORY K.
Chief Executive Officer
$2.34M
@ $1157.44 · 2025-08-05
HYMAN DAVID A
Officer
$491,276
@ $1158.67 · 2025-08-05
SARANDOS THEODORE ANTHONY JR.
Chief Executive Officer
$2.35M
@ $1160.62 · 2025-08-05
NEUMANN SPENCER ADAM
Chief Financial Officer
$3.02M
@ $1162.40 · 2025-08-01
HASTINGS REED
Director
$26.46M
@ $1162.45 · 2025-08-01
MASIYIWA STRIVE
Director
$387,597
@ $1336.54 · 2025-07-01
NEUMANN SPENCER ADAM
Chief Financial Officer
$3.40M
@ $1307.22 · 2025-07-01
HASTINGS REED
Director
$21.82M
@ $1295.78 · 2025-07-01
HASTINGS REED
Director
$12.86M
@ $1329.11 · 2025-07-01
KARBOWSKI JEFFREY WILLIAM
Officer
$797,841
@ $1286.84 · 2025-06-25
KILGORE LESLIE JEAN
Director
$273,480
@ $1290.00 · 2025-06-25
KILGORE LESLIE JEAN
Director
$546,290
@ $1267.49 · 2025-06-24
MATHER ANN
Director
$1.36M
@ $1250.00 · 2025-06-05
KILGORE LESLIE JEAN
Director
$816,070
@ $1251.64 · 2025-06-05
KILGORE LESLIE JEAN
Director
$273,175
@ $1225.00 · 2025-06-03
NEUMANN SPENCER ADAM
Chief Financial Officer
$3.15M
@ $1211.67 · 2025-06-02
HASTINGS REED
Director
$32.63M
@ $1211.66 · 2025-06-02
KARBOWSKI JEFFREY WILLIAM
Officer
$764,653
@ $1194.77 · 2025-05-27
KILGORE LESLIE JEAN
Director
$545,210
@ $1172.49 · 2025-05-15
MASIYIWA STRIVE
Director
$1.13M
@ $1124.26 · 2025-05-12
SMITH BRADFORD LEE
Director
$4.41M
@ $1124.26 · 2025-05-12
MATHER ANN
Director
$1.56M
@ $1150.00 · 2025-05-09
WILLEMS CLETUS R
Officer
$339,124
@ $1138.00 · 2025-05-07
PETERS GREGORY K.
Chief Executive Officer
$2.31M
@ $1141.51 · 2025-05-06
NEUMANN SPENCER ADAM
Chief Financial Officer
$782,915
@ $1141.28 · 2025-05-06
HYMAN DAVID A
Officer
$485,817
@ $1143.10 · 2025-05-06
SARANDOS THEODORE ANTHONY JR.
Chief Executive Officer
$2.31M
@ $1140.25 · 2025-05-06
KILGORE LESLIE JEAN
Director
$271,400
@ $1150.00 · 2025-05-02
NEUMANN SPENCER ADAM
Chief Financial Officer
$2.95M
@ $1132.38 · 2025-05-01
HASTINGS REED
Director
$30.57M
@ $1133.05 · 2025-05-01
DOPFNER MATHIAS
Director
$6.69M
@ $1112.65 · 2025-04-30
KARBOWSKI JEFFREY WILLIAM
Officer
$702,106
@ $1097.04 · 2025-04-25
KILGORE LESLIE JEAN
Director
$848,491
@ $1047.52 · 2025-04-23
KARBOWSKI JEFFREY WILLIAM
Officer
$160,000
@ $1000.00 · 2025-04-21
NEUMANN SPENCER ADAM
Chief Financial Officer
$2.40M
@ $921.72 · 2025-04-01
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives

Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives.

🎭 Mr. Market's Mood

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CMCSA
FearGreed
😨Fear(30/100)

"Market is pessimistic — investigate whether fears are temporary or structural"

Composite sentiment score based on 6 market signals. Inspired by Buffett's "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.
NFLX
FearGreed
😨Fear(30/100)

"Market is pessimistic — investigate whether fears are temporary or structural"

Composite sentiment score based on 6 market signals. Inspired by Buffett's "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.

Composite sentiment score based on market signals. Inspired by Buffett’s "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.

⚖️ Buffett Signal

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CMCSA
Awaiting DCF Data

The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.

DCF Margin of Safety: N/AMr. Market's Mood: Fear (30)
NFLX
Awaiting DCF Data

The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.

DCF Margin of Safety: N/AMr. Market's Mood: Fear (30)
View CMCSA Full AnalysisView NFLX Full Analysis

Frequently Asked Questions: CMCSA vs NFLX

Is Comcast Corporation or Netflix, Inc. more undervalued in 2026?

Based on our discounted cash flow model, CMCSA trades at a 79.0% margin of safety (intrinsic value $107 vs. price $22), compared to NFLX's 41.3% margin of safety (intrinsic $132 vs. $77).

Which stock has a wider economic moat, Comcast Corporation or Netflix, Inc.?

NFLX scores 85/100 (Wide moat), while CMCSA scores 67/100 (Narrow moat). The moat score measures competitive advantage durability across ROIC consistency, margin stability, revenue predictability, and reinvestment efficiency.

Is Comcast Corporation in financial distress?

CMCSA's Altman Z-Score of 1.4 places it in the Distress zone, signaling elevated bankruptcy risk. NFLX scores 10.9 (Safe zone). The Altman Z-Score is a five-factor model that predicts insolvency within two years; scores below 1.81 indicate significant distress.

Which company has better free cash flow, Comcast Corporation or Netflix, Inc.?

Comcast Corporation (CMCSA) generates a 24.0% free cash flow yield, compared to Netflix, Inc.'s 8.0%. A higher FCF yield means the business converts more of its market value into cash that can be returned to shareholders or reinvested.

Which stock has higher return on invested capital, Comcast Corporation or Netflix, Inc.?

NFLX earns 25.0% ROIC versus CMCSA's 7.1%. A higher ROIC means the company generates more profit per dollar of capital employed, a hallmark of durable competitive advantage in Buffett-style analysis.

CMCSA vs NFLX: Which Is the Better Buy in 2026? | SafetyMargin.io