[ithrow]

Feels slow in old computers with 4GB and Chrome has a better built-in for freeing up memory from inactive tabs.

[bornfreddy]

Not sure about that, works for me just fine on many (even old) computers. But even if it was true, I prefer keeping the number of open tabs below 100 if that means not running browser made by an advertising agency. Talk about conflict of interests...

[voytec]

But will likely be plagued with performance degrading ads.

[shadowgovt]

And it's still fast in spite of that, which speaks to how far behind Mozilla is.

[paulryanrogers]

Part of the difference is that the modern web is built for Chrome. Even checking ones site or service with Firefox for functionality is a bridge too far, much less performance.

[reitanqild]

I think it has actually become better lately.

There was a time when people threw around "only works in Chrome" like they did with IE6, but for me it seems it has improved somewhat now.