When comparing Avalonia vs Electron, the Slant community recommends Avalonia for most people. In the question“What are the best cross-platform GUI toolkits?” Avalonia is ranked 3rd while Electron is ranked 23rd.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Open source
Pro UI designer plugin
A User Interface designer plugin for Visual Studio can be downloaded from the Visual Studio Marketplace.
Pro Healthy community
Github is behind electron and there is a lot of big companies using it to make their cross platform apps.
Pro Active development
Electron receives updates frequently (multiple times each month). For example, the recent updates (as of July 15, 2016) are:
1.2.6 (released July 6)
1.2.5 (released June 23)
1.2.4 (released June 22)
1.2.3 (released June 16)
1.2.2 (released June 8)
Pro learning curve is less
Electron has less learning curve when compare to qt like other options
Pro Great documentation
Electron has a nice website with great documentation. It also features a lot of samples.
Pro Solid API
Cons
Con Beta
Still in beta status.
Con Apps can have memory issues
Apps made with Electron are likely to have memory issues unless you specifically design the app with efficient coding.
Con High CPU Usage
Electron Has High CPU Usage
Con Needs to run chromium
Runs chromium in the background which consumes a lot of resources.