![]() As this is only a beta, we expect this to get fixed. It completely outshines Firefox 3.6.6 in every test except the memory test with 10 tabs. Here is the result: ConclusionĪll the above tests shows that Firefox 4.0 Beta is indeed a lot better and faster than the previous versions. For some reason, Firefox 4.0 Beta seems to consume more memory than Firefox 3.6.6 when the number of tabs are higher. With 10 tabs open, things are a bit different. With five tabs open, Firefox 4.0 Beta consumes less memory as compared to Firefox 3.6.6. The pages we opened are (first five for five tabs): To rule out errors, we did the test 3 times. To find out if Firefox 4.0 Beta does better than Firefox 3.6.6 in terms of memory consumption, we tested both with 5 tabs open and then with 10 tabs. One of the main complaints about Firefox is its memory consumption. The score Firefox 4.0 Beta managed to get here is even comparable to that of Google Chrome. This means that HTML5 support in Firefox 4.0 is to be a lot better than in Firefox 3.6. Here is the result:įirefox 4.0 Beta scores significantly higher than the previous version of Firefox. The HTML5 Test checks the browser for support of various HTML5 elements. However, it still fails to pass the Acid3 test. Here is the Acid3 score for Firefox 3.6.6:Īnd here is the score for Firefox 4.o Beta:Īs compared to Firefox 3.6.6, which scored 94/100, Firefox 4.0 Beta scores 97/100 which is much higher. To pass this test a browser have to score 100/100. The Acid3 is a test of how well the browser follows the web standard in certain elements, especially DOM and JavaScript. Again confirming that Firefox 4.0 has a much faster JavaScript engine than Firefox 3.6.6. Here is the result:Īs the result clearly shows Firefox 4.0 Beta scores twice as high as that of Firefox 3.6.6. However, it can still be used to compare the performance of Firefox 4 Beta with Firefox 3.6.6. The V8 Benchmark Suite is actually used for tuning Google's V8 JavaScript engine. However, this is still not even nearly as fast as browsers like Opera and Google Chrome. It is around 30% faster than Firefox 3.6.6. In this test, lower scores are better.Īs you can see, Firefox 4.0 Beta is very much faster compared to the latest stable release. This test the speed of the JavaScript engine of the browser. We ran the SunSpider JavaScript Benchmark in Firefox 4 Beta 1 and the latest stable release, Firefox 3.6.6. We decided to do some benchmarking to find out exactly how much it has improved over the lastest stable release, Firefox 3.6.6. Now let us get to the more important part, how does Firefox 4.0 Beta do when compared with the latest stable release, Firefox 3.6.6? While using it, it does feel a lot faster. And there is a feedback button so which, in my opinion, will get them more number feedback. When a page is loading, there is a new indicator. Anyway, I am keeping my fingers crossed that we will see the new UI in the Linux version as well before the final release. Not only is the tabs where they have always been but the whole interface is the same as the previous version. ![]() The new UI that Firefox 4 is to come with had me all excited and started it hoping to see it in action. Obviously the first thing to notice when you Firefox 4 Beta is the "Chrome-like" tab on top. We took it for a spin in Ubuntu and here is our review of the first beta of Firefox 4.0. ![]() We have already given you the links from where you can download and install Firefox 4.0 Beta 1 for Linux, Windows and Mac. Firefox 4 is perhaps the most eagerly awaited version of Firefox till date.
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