Microsoft, Internet Explorer 9 (IE9) is an environmentally friendly browser, and get a greenest label.
In the IEBlog, explaining graph test results electric consumption by using IE9, Chrome 10, Firefox 4, Opera 11 and Safari 5.
From the first browser that is IE9, Chrome 10, and Firefox 4 shows the nearest digit. However IE9 achieve the lowest watts, when visiting news sites, with HTML5 application.
For comparison, IE9 with time to 33 minutes if using battery-powered 56Wh. While Firefox 4 enables up to 31 minutes. Chrome 10, pretty bad, need 1 hour 7 minutes.
For HTML5 tests showed similar results. IE9 lead with extended battery life for 3 hours and 45 minutes. Firefox in second place with a difference 10 minutes. Then Safari 5 and Chrome 10 are able to an hour. Opera 11 to list the last position.