L3Harrisvs.RTX
LHX vs RTX · both in Defense integrators, part of the Defense, security & space value chain: The large primes that integrate complete defense systems and platforms.
RTX is about 4.9× larger than L3Harris by market cap; L3Harris trades at the lower P/E (31.3 vs 36.5); year to date, RTX leads (+6.8% vs −1.0%).
Side by side
| LHX | RTX | |
|---|---|---|
| Market cap | $54.2B | $265B |
| Price | $290.77 | $195.93 |
| Today | +0.3% | +0.4% |
| Return YTD | −1.0% | +6.8% |
| Return 1Y | +11.8% | +33.8% |
| P/E | 31.3 | 36.5 |
| P/S | 3.2 | 2.9 |
| P/B | 2.8 | 4.0 |
Data as of 2026-07-11 · updates daily after U.S. close
The two companies
L3HarrisLHX
Defense technology focused on communications, electronic warfare and space — an 'agile' challenger to the largest primes.
Full LHX profile →RTXRTX
Aerospace and defense group (formerly Raytheon) — missiles, air defense (Patriot) and aircraft engines (Pratt & Whitney).
Full RTX profile →More comparisons in Defense integrators
See where LHX and RTX sit in the full Defense, security & space map — every segment from suppliers to end markets.Open the Defense value chain →