In terms of head to head utility, { -brand-name-opera } and { -brand-name-firefox } are close competitors. { -brand-name-opera } may have an advantage in one aspect with its compatibility with and access to { -brand-name-chrome }’s huge extension library. But one significant factor to consider is the fact that { -brand-name-opera }, because it’s built on { -brand-name-chromium }, is a processor-hungry browser with its RAM consumption comparable to { -brand-name-chrome }, which is known for its high CPU usage.
U pogledu upotrebljivosti, { -brand-name-opera } i { -brand-name-firefox } su bliski konkurenti. { -brand-name-opera } može imati prednost u jednom pogledu zbog svoje kompatibilnosti i pristupa ogromnoj biblioteci { -brand-name-chrome } dodataka. Ali važan faktor koji treba uzeti u obzir je činjenica da je { -brand-name-opera }, pošto je izgrađena na { -brand-name-chromium }-u, veoma procesorski intenzivna i upotrebljuje memoriju slično kao { -brand-name-chrome }, koji je poznat po visokoj upotrebi procesora.