Bitmap sample picture.
Vectorized sample picture.
Difference between a vector and bitmap graphics is that a vector is a format of a drawing whereas bitmap is a format of a photo. * the advantages of a vector is that the drawing can be stretched to any size without ruining the quality and bitmap is faster to display .Bitmap graphics as being stored in a literal fashion, then Vector Graphics, stored representative are their opposites.
Close up Bitmap
Close up Vector
Bitmaps are generally made of strings of pixels, resulting in a blockier form of image when upscaled. Vector graphics are made through mathematics, specifically that of lines that retain quality when upscaled. Hopefully I helped.