Dean Hachamovitch: “Real world scenarios” make a better yardstick for browser performance. IE9 Platform Preview 7 took longer to solve Sudoku puzzles than Chrome’s current beta version on Windows. Microsoft VP for Internet Explorer says browser speed trials are “at best, not very useful, and at worst, misleading” IE9 has scored better on SunSpider JavaScript benchmark than all rivals except Google’s Chrome and Opera Software’s Opera. Microsoft has touted IE9’s faster JavaScript speeds, as well as its Acid3 score, in past missives.”]
Source: https://www.csoonline.com/article/2126145/microsoft-s-ie-exec-downplays-javascript-scores.html