Lockheed Martin vs. RTX: Which Defense Stock Is a Better Buy in 2026?
Key takeaways
- LMT RTX Choosing between the world s largest defense contractors involves weighing steady government contracts against commercial aerospace recovery.
- Lockheed Martin remains a premier choice for pure-play defense exposure, while RTX provides a more diversified mix of military and commercial aerospace technologies.
- Lockheed Martin designs defense technologies across aeronautics, missiles, and space.
LMT RTX Choosing between the world s largest defense contractors involves weighing steady government contracts against commercial aerospace recovery. You must decide whether Lockheed Martin (NYSE:LMT) or RTX (NYSE:RTX) offers better value today.
Lockheed Martin remains a premier choice for pure-play defense exposure, while RTX provides a more diversified mix of military and commercial aerospace technologies. Both companies are navigating a complex landscape of shifting geopolitical priorities and supply chain hurdles in 2026.
Lockheed Martin designs defense technologies across aeronautics, missiles, and space. It serves as a massive player among defense stocks, with a portfolio serving the U.S. Department of Defense and other federal agencies. The U.S. government accounted for nearly 72% of 2025 sales, and customer concentration like this adds a layer of risk to the business.