L3Harris vs TransDigm (LHX vs TDG)

L3Harris (LHX) vs TransDigm (TDG) in plain English: P/E, growth, margins, debt and dividend side by side, key differences and which fits each investor profile.

L3Harris (LHX) and TransDigm (TDG) compete in aerospace and defence. Here are L3Harris and TransDigm side by side with their real figures as of November 4, 2026: what sets them apart, which fits each kind of investor and the most common questions, without telling you whether to buy L3Harris or TransDigm.

L3Harris vs TransDigm: the figures

L3Harris and TransDigm figures from Yahoo Finance, the same source the Fintols analysis uses, retrieved on November 4, 2026; N/A means that L3Harris or TransDigm figure is not available, and we never estimate it.

3 key differences between L3Harris and TransDigm

1. Debt: TransDigm owes 6.0x its annual operating profit (EBITDA), while L3Harris owes 1.9x its EBITDA.
2. Valuation: TransDigm trades at 36.9x its annual earnings and L3Harris at 24.2x; the market pays more for each dollar of TransDigm profit, usually because it expects more growth.
3. Profitability: for every 100 of sales, TransDigm keeps 21.3 as net profit and L3Harris keeps 8.8.

L3Harris or TransDigm: which fits your profile

• If you want growth: TransDigm is growing faster today, so it fits better with investors who put business growth first, usually accepting a higher P/E and a bumpier ride.
• If you want income (dividends): L3Harris pays the higher dividend relative to its price.
• If you prefer caution: L3Harris has less debt relative to its profit, which usually gives more room in a bad year.
• If price is what matters most to you: L3Harris trades on the lower P/E; check first whether that is an opportunity or a sign of a business that grows less.

Neither L3Harris nor TransDigm wins on everything, and owning both is also an option: spreading money across several companies or an index fund reduces what rides on each one.

How L3Harris and TransDigm make money

L3Harris (LHX)

L3Harris Technologies makes defense electronics and equipment: tactical radios, sensors, electronic warfare systems, satellites and, through Aerojet Rocketdyne, rocket and missile propulsion. Its businesses span space and airborne systems, communications and missile solutions. The U.S. government is its main customer, followed by allied countries. Full L3Harris analysis.

TransDigm (TDG)

TransDigm makes highly engineered aircraft components such as pumps, valves, actuators, ignition systems and seat belts, many of them sole-source parts. It reports Power and Control, Airframe and Non-aviation segments. Aftermarket sales of replacement parts to airlines and repair shops drive most profits, alongside sales to plane makers and defense customers. Full TransDigm analysis.

Frequently asked questions: L3Harris vs TransDigm

Is L3Harris or TransDigm the better stock?

Choosing between L3Harris and TransDigm depends on what you are looking for. TransDigm is growing faster right now, and L3Harris trades on the lower P/E. Fintols does not tell you whether to buy L3Harris or TransDigm: it shows you the differences so you can decide.

Which pays a higher dividend, L3Harris or TransDigm?

As of November 4, 2026, L3Harris yields 1.80% and TransDigm pays none. Also check how much of their profit L3Harris and TransDigm pay out: if it is more than they earn, it cannot last.

Which is more expensive, L3Harris or TransDigm?

On P/E, TransDigm (36.9x) is more expensive than L3Harris (24.2x) as of November 4, 2026. A higher P/E can be justified if earnings grow faster, so compare it with each company's growth in the table.

Can I own both L3Harris and TransDigm?

Yes. Many people spread their money across several companies, such as L3Harris and TransDigm, or use index funds so they do not depend on just one. If you are starting out, decide how much you want to invest and for how long before buying L3Harris or TransDigm.

More comparisons with L3Harris or TransDigm

• L3Harris vs Northrop Grumman
• L3Harris vs RTX
• Indra vs L3Harris
• Northrop Grumman vs TransDigm

More companies like L3Harris and TransDigm: aerospace and defence stocks. Educational content about L3Harris and TransDigm, not investment advice.