USS Enterprise (CV-6); fleet aircraft carrier.
The USS Eisenhower carrier is the most strongest aircraft carrier in the World.
Gun wise, was an Iowa class battleship. Most powerful (regardless of guns) was an aircraft carrier, most likely an Essex or Midway class during the war. The USS Enterprise was the most decorated USN warship of WWII, but was a Yorktown class carrier. *It was the "Constitution"*
Eurofighter Typhoon is the most powerful multi-role aircraft.
China has the world's second most powerful navy called the People's Liberation Army Navy. It is composed of one aircraft carrier, three transports, 25 destroyers and 58 submarines.
That answer would probably depend on what you mean by "powerful". One could think of civilian vessels vs military, firepower vs Engine Power etc etc. Probably a nucleart Aircraft carrier would be considered "most powerful" - but definitely not "most useful"!
The World's fastest, most powerful and the most expensive combat aircraft is the F-22 stealth raptor.
Yes, it is the world's fastest and the most powerful combat aircraft.
There are not really any such things as "Commercial aircraft carriers" They are so expensive to build and maintain that only the military of powerful seafaring nations run them.
aiRcraft caRRier
Only there's no one on the aircraft carrier.
The most powerful combat aircraft in the World is the United States F-22 Raptor, Russian Mig-29, the republic of China and Taiwan Mig-35.