There is no evidence that the Mayans were cannibals. They did, however, practice human sacrifice in a ritualistic nature.

Are Aztec cannibals?

While there is no doubt that the Aztecs were cannibals they readily admitted it to Spanish chroniclers — they had strict rules about when human flesh could be eaten, who could be consumed, and who were to be the guests at the banquets that occurred in the annual cycle of agricultural rituals.

Who was worse Aztecs or Mayans?

Both the Maya and Aztecs controlled regions of what is now Mexico. The Aztecs led a more brutal, warlike lifestyle, with frequent human sacrifices, whereas the Maya favoured scientific endeavours such as mapping the stars.