For my use, I measured my memory usage on both Firefox and Chrome (with whatever...

webwanderings on Dec 1, 2011 | parent | context | favorite | on: Chrome Overtakes Firefox Globally for First Time

For my use, I measured my memory usage on both Firefox and Chrome (with whatever little number of tabs I keep open daily), and I found that the memory usage on both Firefox and Chrome is exactly the same. So I don't bother with Google and rely on Mozilla.