Who writes better, Sima Yan or Wang Xizhi?

Their fonts are different. Wang Xizhi was a great calligrapher in ancient times, and his fame spread all over China. In ancient times, his calligraphy was mainly brush, but Wang Xizhi is still very famous in modern times. Si Mayan is a modern man. His modern style is mainly pen calligraphy, and his popularity is limited to modern times. But whoever writes well can only show it.