Raster tiles are smaller in terms of amount data sent over the wire and work better for users with less powerful computers/ mobile
Really if you aren't interacting with the data on the client I would stick with good old rasters - it's harder to get set up with them but they perform way better
Really if you aren't interacting with the data on the client I would stick with good old rasters - it's harder to get set up with them but they perform way better