That's not hardware, that's software (for the most part). You can take those same parts and programming and put them on ANY plane.
And because of this, you MUST judge the F-35 based on performance. And the F-35 performance is crap.
not always. The electronics require a lot of power and that's generated from the engine.
But the whole package is the plane's stealth, sensors and electronics. You can't just slap that all on just anything.
The whole point begins with it's stealth and internal weapons.