When comparing Falkon vs Waterfox, the Slant community recommends Falkon for most people. In the question“What are the best desktop web browsers?” Falkon is ranked 12th while Waterfox is ranked 16th.
Ranked in these QuestionsQuestion Ranking
Pro Developed by KDE
Pro Free and Open Source
Pro Offers excellent privacy
Does not phone home.
Pro Never ever freezes
Pro Less bloated than Firefox
Pocket, telemetry, data collection, startup profiling is removed.
Even faster than firefox.
Pro Works with Firefox addons
Firefox 56 add-ons compatibility, including unsigned XUL extensions and complete themes.
Pro Extremely customizable
It has almost every setting imaginable.
Pro Multiple add-on support
Pro Works with major streaming services
Includes widevine plugin and suitable user agent for viewing major streaming services like Netflix and Amazon Video.
Con Weak multimedia support
It has some issues with multimedia content eg. Non-playing videos on webpages.
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 Bookmark management not the strongest part
It often requires quite a lot of clicks to add and remove bookmarks.
Con Nobody uses it
Con Owned by an advertising company
The same company that bought Startpage/ Ixquick, System 1. This is a company that gathers information about what you look at and do, analyzes and profiles you, and then sells it off to third parties.
Con Goodish, but still bad
Removes crap from FF, but doesn't offer anything you can't already do in FF. Also, doesn't help they are owned by an ad tech, System1.
Con Lag, lag, lag, freeze, freeze, freeze
Need to do something about it.