[sukhoi-30mki]

I guess the USN/USMC are “OKAY” with the compromise of a lower ammo load given the heavier calibre and hitting power of a 25 mm round.

[Chode]

and one engine, over water, feh...

[doorgunner69]

I suspect some modern day equivalent of McNamara's (spit) whiz kids did an exhaustive analysis totaling many pages to come up with the finding..................

On the plus side, a gun pod can be swapped out for another caliber gun or weapon yet to be developed. A built in gun stays put.