How much does a F-35 engine cost?
The cost of the engine is $20. Lockheed Martin delivered a record 191 F-35 Lightning II fighter jets in 2025, bringing the global fleet to approximately 1,300 aircraft. The jet alone is believed to cost a whopping $150 million (over Rs 1,261 crore).Su-57’s per-jet cost most public figures for a flyaway su-57 land between $35 million and $50 million per unit, according to open-source defence reports in 2025. This depends on what is counted engines, avionics, and some weapons will change the figure.