ADI vs TXN: Which Is the Better Buy in 2026?
Last updated September 2026
Short answer
TXN is the larger of the two ($231.36B market cap): the incumbent the market prices for continued execution (23.80x forward earnings, beta 1.33). ADI is the smaller challenger ($171.79B), priced similarly on forward earnings (21.70x): more room to run, but more to prove. The real question is which set of drivers you believe, and whether owning one (or both) leaves you over-concentrated.
ADI vs TXN: the tie-breaker metrics
Same yardstick, side by side (as of September 2026). Valuation lined up like this is most meaningful for two names in the same corner of the market, which these are. Figures are approximate; verify before investing.
| Metric | ADI | TXN | What it tells you |
|---|---|---|---|
| Market cap | $171.79B | $231.36B | Size. The larger name is the incumbent; the smaller has more room to grow and more to prove. |
| Forward P/E | 21.70 | 23.80 | Valuation on next year's expected earnings, the same yardstick for both. Lower is cheaper for that growth; higher means the market is paying up. |
| Trailing P/E | 42.00 | 38.44 | Valuation on the last 12 months. A big drop from trailing to forward means the market expects earnings to jump, so more growth is already in the price. |
| Beta | 1.21 | 1.33 | Volatility vs the market. Above 1 swings harder than the index; below 1 is steadier. Higher beta means bigger drawdowns to hold through. |
| Price vs 52-week range | 59% of range | 55% of range | Where today's price sits between the 52-week low and high. Near the high is momentum with less margin of safety; near the low is out of favor or a discount, depending on why. |
| Price / book | 5.12 | 12.84 | How much you pay over book value. Very high can signal an asset-light, high-return business or a rich price. |
Before you buy: how ADI and TXN affect your concentration
The metrics above tell you which is the marginally better business. The bigger risk for most people is not picking the slightly worse stock, it is over-concentrating. ADI and TXN share themes, so owning both, or adding either to what you already hold, can quietly push a large share of your portfolio into one bet.
This is the part a generic comparison page cannot answer, because it depends on what you own. Connect your brokerage and Walnut shows your real, combined ADI and TXN exposure, flags overlap with your existing positions, and tells you if adding one would tip you past a concentration you are comfortable with, read-only by default, with your login staying at your broker. Walnut is not an investment adviser.
What does Analog Devices (ADI) do?
Analog Devices designs, manufactures, and markets integrated circuits, software, and subsystem products that convert real-world analog signals into digital data and back again. Its core product families include data converters, amplifiers, power management ICs, radio frequency and microwave chips, and MEMS-based sensors such as accelerometers and gyroscopes. ADI sells into four end markets: Industrial (the largest, roughly half of revenue), Automotive, Communications, and Consumer. Revenue is generated primarily through direct sales to original equipment manufacturers and through a global distribution network spanning North and South America, Europe, Japan, China, and the rest of Asia. The company's hybrid manufacturing model combines owned fabs with foundry partnerships, giving it flexibility in capacity and cost management.
What does Texas Instruments (TXN) do?
Texas Instruments (TI) is one of the largest analog semiconductor companies in the world. The vast majority of TI's revenue comes from analog and embedded processing chips: signal-chain semiconductors (op-amps, ADCs, DACs), power management ICs, and small microcontrollers. These are unglamorous compared to GPUs but are essential to nearly every electronic system: industrial equipment, automotive (a major end market), communications infrastructure, and consumer electronics.
ADI vs TXN: how do they differ?
Both fit overlapping themes, but they are not interchangeable. The useful comparison is which set of drivers and risks you want exposure to.
- ADI drivers: Industrial Automation and the Intelligent Edge; AI Infrastructure and Automated Test Equipment.
- TXN drivers: US-domestic manufacturing capacity expansion; Automotive and industrial as core growth markets.
Which fits which kind of investor
A faster-growing, richer-valued name usually swings harder, so it suits a longer horizon and a higher tolerance for volatility; a steadier, more cash-generative business suits a more conservative or income-minded investor. The honest test is which set of risks you could hold through a drawdown: Analog semiconductors are cyclical, and a slowdown in industrial capital spending or a prolonged pause in automotive orders can deflate revenue quickly, as seen during the fiscal 2024 trough. For TXN, the massive US fab expansion compresses margins near-term and creates execution risk if demand doesn't materialize as expected.
ADI or TXN: which should you pick?
Growth-minded investors who believe the theme has years to run tend to accept the richer multiple for more upside; value-minded investors lean toward the cheaper forward earnings and steadier profile. Pick ADI if you believe its drivers more; TXN if you believe its. Many investors hold both, but since they share themes, that is a concentrated bet, not diversification. Decide deliberately and check overlap. For the full detail, see the ADI and TXN guides.
ADI vs TXN: the full fundamentals
ADI. ADI's trailing P/E of roughly 60 to 70x is above its own 10-year historical average of approximately 38x, reflecting the market's pricing of a sustained earnings recovery and secular growth from industrial automation and AI infrastructure. The forward P/E of approximately 32x is more moderate and assumes continued double-digit earnings growth into fiscal 2026. Free cash flow conversion at 39% of revenue is well above the semiconductor sector average, providing a tangible foundation for the valuation premium, though it does not eliminate the risk of multiple compression if growth expectations are not met.
TXN. TI's premium valuation reflects the quality of the analog business (sticky designs, long product lifecycles, high margins) and the dividend growth track record. The multiple is pressured near-term by the fab capex; longer-term it normalizes as new capacity comes online.
Headline figures (approximate, June 27, 2026 (based on fiscal year 2025 results reported November 25, 2025, and fiscal Q1 2026 results reported February 18, 2026)): ADI shows revenue (fiscal year 2025) ~$11.0 billion, revenue (fiscal q1 2026) ~$3.16 billion, free cash flow (fiscal year 2025) ~$4.3 billion (~39% of revenue), gross margin (ttm) ~62% to 63%; TXN shows revenue (ttm) ~$17 billion (recovering from 2023-2024 trough), operating margin ~38% (compressed by fab capex), net income (ttm) ~$5 billion, eps (ttm) ~$5.50.
The bottom line: ADI vs TXN
ADI and TXN are related but distinct: same themes, different businesses and risks. Neither wins in the abstract; the right pick is whichever thesis you actually believe, sized so you are not over-concentrated in one theme. Walnut can show your combined ADI and TXN exposure against your real portfolio. It is not an investment adviser.
Wondering how ADI or TXN fits the portfolio you already own? Walnut is an AI investing app that connects your brokerage read-only and answers questions like that about your actual holdings: overlap, concentration, and how each position tracks the S&P 500. Compare the best AI portfolio analyzers or see the best AI investing apps in 2026.
Investing in Analog Devices with AI
Connect the broker you already use and ask Walnut's AI how ADI fits what you actually hold: whether you own it already through a fund, what it would do to your concentration, and how it has tracked the S&P 500. Read-only by default, and you approve anything before it reaches your broker.
FAQ
What is the difference between ADI and TXN?
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Analog Devices designs, manufactures, and markets integrated circuits, software, and subsystem products that convert real-world analog signals into digital data and back again. Texas Instruments (TI) is one of the largest analog semiconductor companies in the world. They show up together because they share investment themes, but they are different businesses, so the better fit depends on which thesis you are expressing.
Is ADI or TXN the better stock?
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Neither is universally better. TXN is the larger incumbent; ADI is the smaller challenger and looks cheaper on forward earnings. Walnut is informational, not investment advice. Compare what each does, the tie-breaker metrics above, and the risks, then decide which fits your thesis and what you already own.
Which is cheaper, ADI or TXN?
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On forward P/E (as of September 2026), ADI trades at 21.70x and TXN at 23.80x, so ADI is the cheaper of the two on next year's expected earnings. A lower multiple is not automatically the better buy: a richer valuation can be justified by faster growth, and a lower one can reflect real risk. Weigh the multiple against how fast each business is compounding.
Should you own both ADI and TXN?
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Because they share themes, owning both concentrates you in that theme. That can be intentional (a focused bet) or accidental (less diversification than it looks). Walnut can show your combined exposure across both, and whether adding either over-concentrates you, before you buy.
What are the risks of ADI vs TXN?
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ADI: Analog semiconductors are cyclical, and a slowdown in industrial capital spending or a prolonged pause in automotive orders can deflate revenue quickly, as seen during the fiscal 2024 trough. ADI's automotive segment is under near-term pressure from tariff-related demand pull-ins unwinding, and China represents a meaningful share of automotive revenue, making geopolitical escalation or localization policies a specific exposure. The trailing P/E ratio is elevated relative to ADI's own 10-year historical average, meaning that any disappointment in revenue growth or margin guidance could lead to a multiple compression that punishes shareholders even if the underlying business remains healthy. Additionally, Chinese domestic analog vendors such as SG Micro and Will Semi are intensifying price competition in mainstream segments within China, a market ADI cannot easily afford to cede. TXN: The massive US fab expansion compresses margins near-term and creates execution risk if demand doesn't materialize as expected. Cyclical end markets (industrial, automotive) can swing meaningfully.
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Walnut is informational, not investment advice. This page is descriptive and not a recommendation to buy or sell ADI or TXN; figures are approximate and dated (as of September 2026). Verify current data before investing.