IE10

IE10, 9 vs. Firefox 5 vs. Google Chrome 13, 12 vs. Opera 11.50 vs. Safari 5

Submitted by admin on Fri, 07/01/2011 - 02:00

IE10, 9 vs. Firefox 5 vs. Google Chrome 13, 12 vs. Opera 11.50 vs. Safari 5With the release of the Internet Explorer 10 Platform Preview 2, Microsoft has decided to post results of the JavaScript Standards Test, which scores are available below.

The following web browsers were tested:

Internet Explorer 10 (Platform Preview 2)
Internet Explorer 9
Firefox 5
Google Chrome 13 (13.0.782.41)
Google Chrome 12 (12.0.742.112)
Safari 5.0.5 (7533.21.1)
Opera 11.50

IE10, 9 vs. Firefox 5 vs. Google Chrome 13, 12 vs. Opera 11.50 vs. Safari 5

As you can see from the results, IE10 has scored 99%, followed by Firefox 5.0, IE9 and Google Chrome 13 Beta. Surprisingly or not, Opera 11.50 has scored only 65%, lowest of all the web browsers.

What is test262?

test262 is a test suite intended to check agreement between JavaScript implementations and the ECMA-262 Specification (currently 5th Edition). The test suite contains thousands of individual tests, each of which tests some specific requirements of the ECMAScript specification.

Surprised, excited or both?