Key Points and Summary – F-35 vs F-47 Summed Up in 3 Words: Fewer Now, Stronger
-The F-35 was supposed to be the backbone of U.S. airpower, yet the Air Force is cutting near-term buys just as great-power rivalry intensifies. That slowdown reflects more than cost and Block 4 delays; it marks a strategic pivot under Trump’s “America First” grand strategy. Resources are being redirected to the F-47, a sixth-generation NGAD fighter built for hemispheric defense, China deterrence, and teaming with autonomous drones.
An aircraft from the U.S. Air Force F-35 Lightning II Demonstration Team arrives at the Kentucky Air National Guard Base in Louisville, Ky., April 19, 2023, in advance of the Thunder Over Louisville air show. The annual event, to be held along the banks of the Ohio River on April 22, will feature more than 20 military and civilian aircraft. (U.S. Air National Guard photo by Dale Greer)
-The bet is that a smaller F-35 fleet now is worth a more capable force later—a risky gamble that could open a temporary capability gap but promises longer-term, more disciplined dominance.
How the F-47 Gamble Could Redefine U.S. Air Dominance After 2028
The F-35 Lightning II was meant to be the backbone of U.S. airpower—an all-purpose stealth fighter that would dominate the skies of the 21st century. Instead, it has become a symbol of both technological ambition and bureaucratic exhaustion. Just as the United States enters an era of renewed great-power competition, the Air Force is slowing its purchases of the very aircraft meant to ensure its edge. Current plans call for only 39 F-35s in 2027, 18 in 2028, and 32 in 2029. Those numbers would once have seemed unthinkably low for a program that was supposed to define a generation.
This deliberate deceleration, however, is not simply about budgets or production delays. It signals a deeper shift in how the Air Force—and by extension, Washington—conceives of military power in the age of Trump’s “America First” grand strategy.
The service is redirecting attention and resources toward the F-47, the forthcoming sixth-generation fighter expected to take flight in 2028. Though still in development, the F-47 has already become the centerpiece of a modernization drive that embodies Trump’s broader strategic vision: defend the Western Hemisphere, contain China, and restore American dominance through selective technological superiority rather than endless global entanglement.
In that sense, the slowdown in F-35 procurement is less a retreat than a recalibration. Trump’s approach to strategy is grounded in competition rather than conversion. He sees China and Russia not as partners to be integrated into a liberal order, but as peer adversaries to be countered.
The logic follows that America must first secure its own hemisphere before projecting power outward. Air dominance, therefore, is not an abstraction—it is the hard edge of hemispheric defense, the means by which the United States deters conflict close to home and preserves leverage abroad.
A U.S. Air Force F-35A Lightning assigned to the 356th Fighter Squadron, Eielson Air Force Base, Alaska, flies alongside of a U.S. Air Force KC-46A Pegasus assigned to the 77th Aerial Refueling Squadron, Seymour Johnson AFB, North Carolina, over the Pacific Ocean while enroute to the Singapore Airshow 2022, Feb. 11, 2022. The Singapore Airshow is the largest defense exhibition and biennial international tradeshow in the Pacific attracting thousands of participants from 50 countries. The U.S. Military is participating in Singapore Airshow 2022 by providing aerial demonstrations and static aircraft to demonstrate commitment and build upon partnerships with Singapore. (U.S. Air Force photo by Master Sgt. Richard P. Ebensberger)
This new framing has exposed the F-35’s contradictions. It remains a technological marvel, but one burdened by cost, complexity, and the slow-motion agony of the Block 4 upgrade program. At $2 trillion over its lifetime, the F-35 risks becoming a monument to diminishing returns.
The Block 4 software package—intended to integrate advanced sensors, weapons, and electronic warfare systems—has been delayed repeatedly. Rather than continue pouring money into airframes that will require costly retrofits, the Air Force is opting to wait for Block 4-capable versions or pivot toward next-generation designs altogether.
A Big Call
This decision reflects a sober recognition of strategic timing. The Air Force still plans to acquire roughly 1,763 F-35As, but those numbers have become more symbolic than binding. In practice, the service is allowing its fighter inventory to dip until 2028 to free up resources for the F-47 program.
What looks like contraction is, in fact, a kind of strategic patience: a temporary step back to enable a leap forward. That logic may seem counterintuitive in an era of intensifying global rivalry, but it aligns with the Trump administration’s belief that long-term dominance matters more than short-term appearances.
Of course, that calculation rests on a massive bet—the bet that the F-47 will deliver what the F-35 could not. On paper, the new platform promises range, stealth, and integration with autonomous drones—a networked system built for peer conflict rather than counterterrorism.
A Royal Australian Air Force F-35 Lightning II taxis out for a morning mission at Nellis Air Force Base, Nevada, Jan. 31, 2024. Approximately 150 Royal Australian aviators participated in Bamboo Eagle 24-1 with Royal Air Force and U.S. Air Force assets. These exercises build partnerships and is an opportunity to enhance the readiness and training necessary to respond as a joint force to any potential crisis or challenge across the globe. (U.S. Air Force photo by William R. Lewis)
If realized, it would represent not a repudiation of the F-35, but its evolution. For Trump, who views technological superiority as a key pillar of deterrence, the F-47 embodies the future: an aircraft built for the kind of power projection that underwrites hemispheric security and extends influence into the Indo-Pacific.
Still, the risks are obvious. Slowing F-35 production leaves the Air Force with fewer operational aircraft just as competition with China intensifies. The F-47’s first flight is three years away, and full production could be nearly a decade off. Should that timeline slip—or should geopolitical crises accelerate faster than procurement cycles—the United States could face a capability gap it cannot easily close. Strategic patience, in other words, requires strategic luck.
The industrial implications are equally profound. Overlapping modernization programs already strain the defense-industrial base. Shifting resources from a maturing F-35 supply chain to an untested F-47 ecosystem will test both industry and government.
The Pentagon’s ambition to sustain two high-end fighter programs simultaneously could expose structural weaknesses in production, logistics, and sustainment—weaknesses that adversaries will be quick to exploit.
Yet despite these risks, the underlying logic remains coherent. The Air Force’s recalibration is not an expression of frustration with the F-35 so much as an acknowledgment that tomorrow’s wars will demand something more.
Trump’s grand strategy—rooted in hemispheric defense, technological deterrence, and selective engagement—requires systems capable of operating in the most hostile electronic and kinetic environments. The F-47, if it lives up to its billing, is the aircraft for that world.
What Happens Next?
Ultimately, this is a test not only of hardware but of strategic will. The United States is attempting to move from one technological epoch to another without surrendering the deterrence advantage that airpower has long conferred.
The Air Force’s slowing of the F-35 line and its bet on the F-47 are acts of strategic triage—painful but necessary decisions in an age where margins for error are vanishing.
In the skies, as in grand strategy, dominance is never permanent. The transition from the F-35 to the F-47 marks more than a shift in procurement; it marks the end of an era when airpower could be bought by the ton and the beginning of one in which power must be earned through precision, restraint, and foresight.
If the age of the open-ended liberal empire is truly over, then the age of disciplined power has begun—an era in which America measures its strength not by how much it builds, but by how wisely it prepares for what comes next.
About the Author: Dr. Andrew Latham
Andrew Latham is a non-resident fellow at Defense Priorities and a professor of international relations and political theory at Macalester College in Saint Paul, MN. You can follow him on X: @aakatham. He writes a daily column for the National Security Journal.
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Raptor1
November 16, 2025 at 9:10 pm
So sick and tires of people trying to put a spin on the F-35 to make it aeem like the F-47 was always intended to replace it. No… the f-35 has quite simply become a 25 year old aorframe that has cost thia country far more tban $$$. It has cost the country airframes, a pissed-away lead in stealth airframes, reduced flight times, airframe extenajona to aircraft it was supposed to replace, significant maintenance and logistical problems, and most importantly, low numbers of the moat basic ahort-ranged strike assets. No matter how enamored we can become qith wiz-bangs like the -35, we nees to remember that taking aircraft like the F-22 out of production to prioritize a “ready” fighter that 15 years on still isnt ready was, is, ans always will be, short-sighted and stupid, and always meant to enrich the rich rather than deliver the promises. And no, the F-47 is not the logical successor to the F-35, it is the replacement that is needed fast BECAUSE of the f-35 and all the faulty decisions and fanclub googling that surrounded it. Had the F-22 remained in production, there very likely wouod be tailless variant cominv off the lines that would have all the “proven” tech of f-35 in an aircraft that was fasterz higher-flying, more maneuverable, and likely would have been extended in lebfgh to accomodate the range that the F-35 will never achieve even after its $$$multi-billion Block 4 amd engine upgrade are delivered NEXT DECADE.
As for the idea that we should be entertaining a 5th+ gen F-35, lets not be stupid on top of stupid; the definitive f-35 isnt here after 20+ years, what kind of moron does one have to be to consider THAT as anything other than the rinse and repeat that it is?
John
November 17, 2025 at 7:23 am
We need more of everything.
Will need large conventional ballistic missile forces.
Build SK Myunmo-5 with 2-to warhead in license