UA Profiler
 

UA Profiler is a community-driven project for gathering browser performance characteristics (parallel connections, caching, etc.). 12479 people have run the tests 18711 times on 71 different types of browsers (406 unique versions).

Run the Test This is where you contribute to the project. Don't worry, you get a chance to read about the test before you start it.

Here are the results so far. We especially need your help if you have a browser that's not listed below - please run the test and contribute to this information.

Top BrowsersBrowser FamiliesMajor VersionsMinor VersionsAll Versionsshow sparse results (?)

Browser ScoreConns / Host Max Conns || Scripts || Stylesheets || CSS->JS Cache Expires Cache Redir Cache Resource Redir Link Prefetch Gzip data: URLs # of Tests
Chrome 1.0 8/11 6 60 no yes no yes yes yes no yes yes 427
Chrome 2.0 9/11 6 60 yes yes no yes yes yes no yes yes 339
Firefox 3.0 7/11 6 30 no yes no yes no no yes yes yes 6053
Firefox 3.5 10/11 6 30 yes yes no yes yes yes yes yes yes 483
IE 6.0 4/11 2 59 no yes no yes no no no yes no 321
IE 7.0 4/11 2 60 no yes no yes no no no yes no 696
IE 8.0 7/11 6 60 yes yes no yes no no no yes yes 284
iPhone 2.2 8/11 4 60 yes yes no yes no yes no yes yes 84
Opera 9.64 6/11 8 60 no yes no yes no no no yes yes 748
Opera 10.0 6/11 8 56 no yes no yes no no no yes yes 838
Safari 3.2 7/11 4 60 no yes no yes no yes no yes yes 553
Safari 4.0 8/11 4 60 yes yes no yes no yes no yes yes 333

Bugs?    Mistakes?    Suggestions?