I was curious to see the two running size by size, so after fixing some code, I let it run on 3 different displays at the same time and took some pictures/videos.
Thanks to @Jason for the recent updates to SM demos (aurora) which I was able to integrate (the new lava effect looks even better)
Marc's Blog: arduino - Comparing FastLED::NeoMatrix and SmartMatrix::GFX with PixelMatrix Aurora and Table ME Demos
Videos:
