Boeing vs. Intuitive Machines: Which Aerospace Stock Is a Better Buy in 2026?

Aerospace investing offers a choice between established giants and emerging pioneers. Can the recovery at Boeing Co (NYSE:BA) outpace the high-growth potential of lunar exploration specialist Intuitive Machines Inc (NASDAQ:LUNR) for your portfolio?

Boeing is a global leader in commercial aviation and defense systems, currently navigating a complex operational turnaround. Intuitive Machines focuses on the nascent lunar economy, providing spacecraft and data services for NASA and commercial clients. This comparison explores whether stability or frontier growth is the better bet today.

The case for Boeing

Boeing operates as a major player in the industrial stocks category, serving a diverse global market through its commercial aircraft and defense segments. In its latest annual report, filed for 2025, the company noted that the U.S. government and commercial airlines are its primary customers. The company is currently integrating Spirit AeroSystems and maintains customer concentration risk as a significant portion of revenue comes from government contracts.

In FY 2025, revenue reached nearly $89.5 billion, representing a significant 35% increase compared to the previous year. This growth helped the company achieve a net income of approximately $2.2 billion, resulting in a net margin of close to 2.5%. The recovery in deliveries contributed to this improved bottom-line performance compared to the heavy losses seen in previous cycles.

As of its December 2025 balance sheet, the current ratio is approximately 1.2x, measuring the company's ability to pay short-term debts with current assets. The debt-to-equity ratio, which measures total debt against shareholder equity, is roughly 10.0x. Free cash flow was negative $1.9 billion, and stock-based compensation, or SBC for short, represented roughly 40% of operating cash flow, which inflates reported cash generation since SBC is a non-cash expense added back in the cash flow statement.

The case for Intuitive Machines

Intuitive Machines operates in the specialized niche of space infrastructure and lunar logistics, building spacecraft and operating data networks. In its latest annual report, filed for fiscal year 2025, the company noted it provides services to NASA through several major contracts. High customer concentration remains a factor as government contracts provide the bulk of its current project pipeline, which the company expanded through its 2026 acquisition of Lanteris to include geostationary satellite manufacturing.

In FY 2025, revenue reached approximately $210 million, which was a decline of nearly 8% year-over-year. The company reported a net loss of roughly $83.3 million for the period, resulting in a net margin of approximately negative 40%. These results reflect the early stage nature of the aerospace sector, where front-heavy research costs and mission-based revenue cycles often lead to annual fluctuations.

As of its December 2025 balance sheet, the company maintained a healthy current ratio of nearly 5.0x, indicating a strong liquidity position. Its debt-to-equity ratio is roughly negative 0.5x, meaning total liabilities exceed shareholder equity. Free cash flow was negative $56 million, reflecting the high capital requirements needed for ongoing spacecraft development and the mission infrastructure required to support lunar exploration.

Risk profile comparison

Boeing faces significant operational hurdles, particularly with production rates for the 737 and 787 programs. The company also manages financial exposure from fixed-price defense contracts and the impact of labor strikes in 2024 and 2025. Dependence on U.S. government spending priorities remains a critical factor for long-term stability. It competes for market share against large global players like Airbus (OTC:EADSF).

Intuitive Machines deals with the extreme technical risks inherent in spaceflight, where launch failures or delays can disrupt operations. The company relies on a limited supply chain and external launch providers to reach the moon. Financial risks are also significant due to its history of operating losses and reliance on external capital to fund development. It faces competition from other specialized firms such as Rocket Lab USA Inc (NASDAQ:RKLB) and Lockheed Martin Corp (NYSE:LMT).

Valuation comparison

While the P/S ratio for Boeing is lower, Intuitive Machines carries a much higher premium based on future earnings estimates and its Forward P/E.

Valuation metrics sourced from Financial Modeling Prep (FMP) and may differ from other data providers.

Which stock would I buy in 2026?

Intuitive Machines started fiscal 2026 with its strongest quarter in history, delivering record revenue of $187 million. Management says they have an order backlog of $1.1 billion, including $400 million in recent bookings, that is, those orders that came in early 2026. NASA is moving toward a steady access to space flights and deliveries, too, which bodes well for the company's longer-term sales. Revenue for fiscal 2026 is expected to more than quadruple to $952 million, with a narrower net loss of $66 million. Analysts expect the business to turn a profit for the first time in 2028.

Boeing is still working to recover from safety and supply chain issues. While revenue will rise about 9% to around $98 billion this year, the company's net income will fall dramatically to about $85 million, according to consensus Wall Street analyst forecasts, hence its very high forward P/E ratio.

But Boeing is among the largest aerospace and defense companies around, giving it excellent long-term prospects due to its leading position in the growing commercial aerospace industry. In the first quarter of its current fiscal year, the order backlog rose in the double digits, setting a new record. Backlogs mean future sales are strong and show the industry believes in the business.

Boeing's key role in the U.S. aerospace industry sets it aapart when choosing between these two stocks. Its more reasonable multiples, as detailed above, give added creedence to Boeing being the wise choice in 2026.

Brendan Coffey has no position in any of the stocks mentioned. The Motley Fool has positions in and recommends Boeing, Intuitive Machines, Lockheed Martin, and Rocket Lab. The Motley Fool has a disclosure policy.