` Comparison: SIRI, CMCSA - Alpha Spread

SIRI
vs
CMCSA

Over the past 12 months, SIRI has significantly outperformed CMCSA, delivering a return of 0% compared to the CMCSA's 21% drop.

Valuation Growth Profitability Solvency Stocks Performance
Start AI Comparison

Smart Verdict
AI-Powered

Not Sure Which Stock Wins?
Let AI Decide.
SIRI
CMCSA
One-click summary across all key metrics.
Ranked results with clear takeaways.
No spreadsheets, no guesswork.
One-click summary across all key metrics.
Ranked results with clear takeaways.
No spreadsheets, no guesswork.
Start AI Comparison
Smart Verdict is Ready!
See Who Stands Out.
All the numbers, charts, and metrics summarized into one smart verdict.
Stocks Compared:
SIRI CMCSA
Show Comparison Results
Summarizing...
We need a little more time to summarize the results

Valuation Comparison

SIRI Intrinsic Value
HIDDEN
Show
CMCSA Intrinsic Value
HIDDEN
Show
Company Last Price Intrinsic Value DCF Value Relative Value Wall St Target
Sirius XM Holdings Inc
NASDAQ:SIRI
21.49 USD
Comcast Corp
NASDAQ:CMCSA
29.73 USD
No Stocks Selected

Compare the stock's valuation with its competitors.

Select Stocks to Compare
Valuation Scenario:
Bear Case
Base Case
Bull Case

Growth Comparison

Growth Over Time
SIRI, CMCSA

SIRI
CMCSA
Add Stock
Revenue
www.alphaspread.com
No Stocks Selected

Compare company's financials with its competitors.

Select Stocks to Compare
Company LTM Historical Growth Growth Streak % Positive Years Max Drawdown Volatility Forecasted Growth
3 Years 5 Years 10 Years 1 Year 3 Years
Sirius XM Holdings Inc
Revenue
Comcast Corp
Revenue

All metrics are calculated based on data from the last 10 years.

No Stocks Selected

Compare company's financials with its competitors.

Select Stocks to Compare

Profitability Comparison

Free Cash Flow
SIRI, CMCSA

SIRI
CMCSA
Add Stock
Free Cash Flow
www.alphaspread.com
No Stocks Selected

Compare company's free cash flow with its competitors.

Select Stocks to Compare
Company LTM Average Historical Growth FCF Margin Conversion
3 Years 5 Years 3 Years 5 Years 10 Years
Sirius XM Holdings Inc
NASDAQ:SIRI
Comcast Corp
NASDAQ:CMCSA
No Stocks Selected

Compare company's free cash flow with its competitors.

Select Stocks to Compare
What is Free Cash Flow?

Gross Margin

SIRI
51.9%
CMCSA
71.9%

Operating Margin

SIRI
22.5%
CMCSA
18.2%

Net Margin

SIRI
11.6%
CMCSA
18.3%

FCF Margin

SIRI
14.3%
CMCSA
14.7%

ROE

SIRI
8.9%
CMCSA
24.7%

ROA

SIRI
3.6%
CMCSA
8.3%

ROIC

SIRI
5.6%
CMCSA
7.3%

ROCE

SIRI
8%
CMCSA
9.5%

Solvency Comparison

No Stocks Selected

Compare company's equity waterfall with its competitors.

Select Stocks to Compare
Balance Sheet Comparison
No Stocks Selected

Compare company's balance sheet with its competitors.

Select Stocks to Compare

Stocks Performance

Stocks Performance
SIRI, CMCSA

Loading
SIRI
CMCSA
Add Stock
www.alphaspread.com
1Y 3Y 5Y 10Y 15Y 20Y
No Stocks Selected

Compare the stock's returns with its benchmark index and competitors. Gain insights into its relative performance over time.

Select Stock to Compare

Performance Gap
SIRI, CMCSA

Performance Gap Between SIRI and CMCSA
HIDDEN
Show

Performance By Year
SIRI, CMCSA

Loading
SIRI
CMCSA
Add Stock
No Stocks Selected

Compare the stock's returns with its benchmark index and competitors. Gain insights into its relative performance over time.

Select Stock to Compare
Not Sure Which Stock Wins?
Let AI Decide
One-click summary across all key metrics.
Ranked results with clear takeaways.
No spreadsheets, no guesswork.
Start AI Comparison
Compare SIRI to other stocks
Unlock Full Access to Alpha Spread
Create Free Account
ALPHA SPREAD
Follow us
Join more than 303,500+ value investors using Alpha Spread
Create Free Account
or see our plans & pricing

Company

About Us Careers Pricing Affiliate Program Terms of Service Privacy Policy

Help

What is Intrinsic Value? Help Center Contact Us

Tools

Stock Screener Intrinsic Value Calculator DCF Value Calculator Discount Rate Calculator

Stocks

Most Undervalued Stocks Wide Economic Moat Stocks High Profitability Stocks High Solvency Stocks Most Popular Stocks

© 2025 Alpha Spread Limited. All Rights Reserved.

www.alphaspread.com is not operated by a broker, a dealer, or a registered investment adviser. Under no circumstances does any information posted on www.alphaspread.com represent a recommendation to buy or sell a security. The information on this site, and in its related newsletters, is not intended to be, nor does it constitute, investment advice or recommendations. The information on this site is in no way guaranteed for completeness, accuracy or in any other way. In no event shall Alpha Spread Limited be liable to any member, guest or third party for any damages of any kind arising out of the use of any content or other material published or available on www.alphaspread.com, or relating to the use of, or inability to use, www.alphaspread.com or any content, including, without limitation, any investment losses, lost profits, lost opportunity, special, incidental, indirect, consequential or punitive damages. Past performance is a poor indicator of future performance.