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For our particular use-case, SVG is prefered over Canvas for making graphics on the web because:

  • SVGs remain as vector graphics when the page is printed to a PDF file.
  • SVG gives us a DOM which can be styled with CSS.
Canvas SVG
Pixel based (Dynamic .png) Shape based
Single HTML element Multiple graphical elements, which become part of the DOM
Modified through script only Modified through script and CSS
Event model/user interaction is granular (x,y) Event model/user interaction is abstracted (rect, path)
Performance is better with smaller surface, a larger number of objects (>10k), or both Performance is better with smaller number of objects (<10k), a larger surface, or both

Table extracted from MicroSoft - SVG vs canvas: how to choose.