KAI KF-21 Boramae

South Korea has delivered KF-21 No. 001 after 1,600 flight tests, beginning a plan for 40 fighters by 2028 and 80 more by 2032.

Korea Aerospace Industries (KAI) is preparing for the next phase of its KF-21 Boramae fighter program as South Korea moves closer to inducting the domestically developed combat aircraft into operational service.

South Korea and Indonesia have agreed to transfer Indonesia’s first KF‑21 Boramae fighter jet prototype, bringing the long-running joint fighter program closer to its final stage.

South Korea has rolled out its first production KF-21 fighter, highlighting rapid development and growing defense ambitions.

Here, we examine the world’s top 10 fighter jets in 2025, analyzing their capabilities and operational history.