What’s the distinction you’re drawing here? I don’t know the implementation details, but my understanding is that it’s fundamentally exactly the same thing: the map is rendered by the browser/client using lines and polygons, rather than loading pre-rendered tiled images.
https://en.wikipedia.org/wiki/Vector_graphics
Vector graphics are not the same thing as vector tiles.
What’s the distinction you’re drawing here? I don’t know the implementation details, but my understanding is that it’s fundamentally exactly the same thing: the map is rendered by the browser/client using lines and polygons, rather than loading pre-rendered tiled images.