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.

O ran cymharu gwasanaethau, mae { -brand-name-opera } a { -brand-name-firefox } yn gystadleuwyr agos. Efallai bod gan { -brand-name-opera } fantais mewn un agwedd gyda’i gydnawsedd â chasgliad estyniadau enfawr { -brand-name-chrome } a’i fynediad iddo. Ond un ffactor arwyddocaol i'w ystyried yw'r ffaith bod { -brand-name-opera }, oherwydd ei fod wedi'i adeiladu ar { -brand-name-chromium }, yn borwr sy'n drwm ar y proseswr gyda'i ddefnydd RAM yn debyg i { -brand-name-chrome }, sy'n adnabyddus am ei ddefnydd uchel o'r CPU.