When comparing Polarity Browser vs Falkon, the Slant community recommends Falkon for most people. In the question“What are the best desktop web browsers?” Falkon is ranked 6th while Polarity Browser is ranked 38th.
Ranked in these QuestionsQuestion Ranking
Pro Fast and lightweight
According to their own tests Polarity takes up more than 10x less memory than IE, FF or Chrome.
Pro Multi-session browsing with Parallel Sessions
Parallel Sessions allows users to browse the web with different profiles with separate cache, cookies, and history. This enables users to login to multiple accounts to different websites like Facebook.
Pro Built-in privacy features
Polarity browser comes with ad block and Do Not Track built in.
Pro Customizable UI
It allows you to customize many things from window color, tab color and text color to window transparency and border size. You can set Background image or use Shuffle from Bing. You can also save the theme, import and export it.
Pro Custom Developer tools
Polarity comes with the standard Inspector for Blink based browsers along with its custom client that works with both Trident and Blink.
Pro Great HTML5 support
Polarity scores 512/555 on the HTML5 test. It is just a couple of points shy of Google Chrome.
Pro Developed by KDE
Pro Free and Open Source
Con Few annoyances left unchecked
The browser has a couple of bugs such as where extensions are not actually ran after installation despite a notification stating that they are.
Con Windows and Android only
No Linux, OSX or iOS version available.
Con Unstable and frequent crashes
Though the browser is really lightweight and lightning fast, it crashes many times and is clearly unstable.
Con Uninstallation problems
Polarity browser can only be uninstalled with a built-in deinstallation tool. This is very impractical.
Con Now under the KDE umbrella
Qupzilla is now discontinued and renamed to Falkon. It will also now be a part of KDE and will probably need more dependencies like kde-frameworks in the future.
Con Weak multimedia support
It has some issues with multimedia content eg. Non-playing videos on webpages.
Con Bookmark management not the strongest part
It often requires quite a lot of clicks to add and remove bookmarks.