Leaflet Polygons vs SVG Polygons

This shows two Leaflet Maps: one has 10,000 Leaflet polygons, the other has 10,000 SVG polygons. Polygons are randomly placed. Zooming and Panning each map will show identical rendering performance of both SVG and Leaflet.
Leaflet Polygons
SVG Polygons

Javascript:
OK in:IE11/CH41/FF35