Invincible's original weapons fit combined Sea Dart with two 20 mm cannon. Close-in protection increased after the Falklands War with Vulcan and Goalkeeper systems. Those additions distinguish the later defensive fit from the ships' original armament. Comparing the two carrier classes therefore requires specifying which stage of their service lives is under consideration.
Notable Point · 1:41:27-1:41:47
Invincible gained stronger close-in protection after the Falklands War
Post-Falklands close-in weapons supplemented the original Sea Dart and cannon fit, changing the defensive armament of the Invincible class.