Comcast (CMCSA) vs T-Mobile US (TMUS)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 9, 2026.
Summary
Comcast (CMCSA) has outperformed T-Mobile US (TMUS) over the past year, losing 26.5% versus a loss of 34.3%. Over five years, TMUS leads with a +45.7% price change compared with -58.1% for CMCSA. T-Mobile US is the larger company by market cap ($159.38 billion vs $73.31 billion), about 2.2 times the size.
On valuation, Comcast trades at a lower forward P/E (5.8x vs 10.3x for T-Mobile US). Comcast offers the higher dividend yield (6.39% vs 2.75%). Comcast converts more of its revenue into profit, with a net margin of 16.2% versus 12.4%.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | CMCSA | TMUS |
|---|---|---|
| Share price | $20.66 | $148.58 |
| Market cap | $73.31B | $159.38B |
| 1-day change | -2.59% | -13.27% |
| YTD return | -24.29% | -26.82% |
| 1-year return | -26.45% | -34.32% |
| 5-year return | -58.11% | +45.72% |
| P/E ratio (TTM) | 6.84 | 17.90 |
| Forward P/E | 5.76 | 10.29 |
| EPS (TTM) | $3.02 | $8.30 |
| Dividend yield | 6.39% | 2.75% |
| Annual dividend | $1.32 | $4.08 |
| Revenue (latest FY) | $123.71B | $88.31B |
| Revenue growth (YoY) | -0.02% | +8.49% |
| Net income (latest FY) | $20.00B | $10.99B |
| Operating margin | 16.71% | 20.70% |
| Net margin | 16.17% | 12.45% |
| 52-week high | $32.86 | $230.65 |
| 52-week low | $20.49 | $147.90 |
| Distance from 52-week high | -37.13% | -35.58% |
| Analyst consensus | hold | buy |
| Avg. price target upside | +39.06% | +62.36% |
| Average volume | 29.13M | 4.67M |
| Shares outstanding | 3.54B | 1.07B |
| Employees | 179,000 | 75,000 |
| Sector | Telecommunications | Telecommunications |
| Industry | Cable & Other Pay Television Services | Telecommunications Equipment |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- T-Mobile US is about 2.2 times larger than Comcast by market value ($159.38B vs $73.31B).
- T-Mobile US trades at a higher earnings multiple (17.9x vs 6.8x trailing P/E).
- Comcast offers a meaningfully higher dividend yield (6.39% vs 2.75%).
- T-Mobile US grew revenue faster in its latest fiscal year (+8.49% vs -0.02%).
About Comcast
CMCSA stock →Comcast Corporation operates as a media and technology company worldwide. The company operates through Residential Connectivity & Platforms, Business Services Connectivity, Media, Studios, and Theme Parks segments.
Telecommunications · Cable & Other Pay Television Services · 179,000 employees
About T-Mobile US
TMUS stock →T-Mobile US, Inc., together with its subsidiaries, provides wireless communications services in the United States, Puerto Rico, and the United States Virgin Islands. The company offers voice, messaging, and data services to postpaid, prepaid, and wholesale and other services customers.
Telecommunications · Telecommunications Equipment · 75,000 employees
CMCSA vs TMUS FAQ
Which is bigger, Comcast or T-Mobile US?
T-Mobile US (TMUS) is larger, with a market capitalization of $159.38B compared with $73.31B for Comcast (CMCSA).
Which stock has performed better over the past year, CMCSA or TMUS?
CMCSA returned -26.45% over the past 12 months, compared with -34.32% for TMUS (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, CMCSA or TMUS?
CMCSA has the lower trailing P/E at 6.8, versus 17.9 for TMUS. A lower P/E is not by itself a sign of a better investment; it can reflect slower expected growth or higher risk.
Which pays a higher dividend, Comcast or T-Mobile US?
Comcast has the higher yield at 6.39%, compared with 2.75% for T-Mobile US.
Are Comcast and T-Mobile US in the same industry?
Both are in the Telecommunications sector, but in different industries: Cable & Other Pay Television Services for Comcast and Telecommunications Equipment for T-Mobile US.