C3.js vs Highcharts
When comparing C3.js vs Highcharts, the Slant community recommends Highcharts for most people. In the question“What are the best JavaScript charting libraries? ” Highcharts is ranked 4th while C3.js is ranked 6th. The most important reason people chose Highcharts is:
Highcharts provides 20 different types of [charts](http://www.highcharts.com/docs/chart-and-series-types/chart-types) to choose from, and they make it simple to [combine](http://www.highcharts.com/docs/chart-and-series-types/combining-chart-types) chart types.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Declarative interface
Pro Legend out of the box
Pro Easy rotation (swap X and Y), and inverting
Pro Easy to configure and supports all basic charts
With legends and tooltips, gridlines, axis and tick label customization, etc.
Pro Good set of examples
Pro Unified data model which allows easily switch between chart types
Pro Good documentation
Very handy with examples and explanations.
Pro Excellent browser support
Highcharts supports all modern browsers (including IE6 and up), iOS and Android.
Pro Large and active community
Highcharts has a large and supportive community, resulting in a fast response from both stack overflow and the Highcharts forum.
Pro Lots of good examples
The site has a selection of good examples that will help you get started quickly.
Pro Supports multiple Y axes
Important for trend correlation, eg. comparing number of clicks to sale amounts. Not same scales / units.
Pro Library to support Microsoft .NET
Compatable with .NET framework 4+, can develop graphs from server side for ASP .NETand ASP .NET MVC applications.
Cons
Con Requires D3 which is not lightweight at all
Con Commercial
Highcharts is not free for commercial projects, with a starting price of US$590 for Single Developer + Maintenance & Support
Con The examples are not that great
For instance, example's JsFiddle may get stalled when loading.