1 Different colors: the ink color of artistic pen is more beautiful and thicker than that of ordinary pen, with black, blue, green, red and other colors, while ordinary pen mostly uses carbon ink, and the color is relatively simple.

2. Different concentrations: The ink concentration of artistic pen is higher and thicker than that of ordinary pen, which can draw more layered lines, while the ink concentration of ordinary pen is relatively low and the lines are relatively simple.