Firefox is thrashing Google's Chrome where it calculates, in the number of consumers running each browser, a Mozilla director dispute Thursday.

Mozilla's executive of society expansion, complete the case that Firefox's expansion is not lagging at the back Chrome's, as information from numerous Web metrics companies has identify for the last six months.

According to measurement dealers like California-based Net Applications, Chrome's browser practice share gains now often outpace those of Firefox. In April, Net Applications' data had Chrome adding 0.6 of a percentage point of split as Firefox added only 0.07 of a percentage point, or just in excess of an eighth as a lot.

Over the last 12 months, Chrome added 4.8 percentage points of practice split by NetApplications' estimate; Firefox added 0.8 of a percentage point in the similar period, again one-eighth as much.