South Korea's KF-21 Boramae stealth fighter is the newest member of the 5th generation club that includes the US, China, and Russia. It looks stealthy but can its specifications equal characteristics as good as the J-20, F-35, or the Su-57 Felon.

Stealth Fighter's First flight

The Korea Aerospace Industries stealth fighter took its first flight on July 19. It represented a significant milestone for South Korea's defense sector and made it the first country other than China, Russia, or the United States to accomplish such a feat, reported Military Watch Magazine.

KF-21 is anticipated to be the first fifth-generation fighter developed outside of the three industry leaders. While current versions carry their weapons externally, restricting stealth technology and deterring them from being considered "fifth generation," future Block 2 variants might carry their weapons from within, classifying them as fifth-generation jets.

Internal weapon carriage is essential to improving stealth capabilities and lowering radar cross-section. The KF-21 Boramae Stealth Fighter excels against opponents such as the Russian Su-35, French Rafale, and pan-European Eurofighter, all of which are 4+ generation designs and are presently the only fighter in the world with the ability to convert between the fourth and fifth generations.

One noticeable drawback is that the aircraft's engines rely on the American F404, which, though providing affordable operational and maintenance expenses and cutting production costs, are significantly less potent than the sophisticated engines propelling rival fifth-generation designs.

It will go into production in 2026, with 40 planes delivered in two years and 120 planes produced by 2032.

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The South Korean Air Force's size enables it to acquire many fighters from significant programmers, rendering the KF-21 viable despite the lack of export breakthroughs.

South Korean Air Force

The F-5E/F and F-16C/D, The first and second most extensively fielded aircraft in the Korean fleet, will likely be replaced by the KF-21. Another fifth-generation fighter replaces the third-generation F-4E Phantoms, the F-35, bought from the United States.

South Korea will be one of the few countries in the world to operate two distinct fifth-generation fighter classes, with the KF-21 expected to have better flight characteristics, lower maintenance requirements, and access to more powerful weaponry than the F-35 despite being less stealthy.

The South Korean stealth fighter can potentially make South Korea the world's largest operator of stealth fighters outside of China and the United States, with Russia's rival aircraft being procured in small numbers and European programmers for post-fourth generation fighter development lagging far behind.

South Korea and Russia appear to be the only powers ready to transition into the fifth generation by employing indigenous fighters. China and the United States fight in a league of their own to build more capable sixth-generation fighters.

KF-21 Boramae Stealth Fighter has made its first flight and has made shockwaves in the 5th generation to 4.5- generation; there is a lot to do before its performance is known.

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