Although Hay Day is not characterized as a warmongering game, it is well known that having the biggest and best farm is an issue that generates competition among players.
Definitely some have made more effort than others and have better understood the dynamics of the game to take advantage of the activities. Others just have a good credit card that helps them move faster towards their goals. In any case, those who are left behind only yearn to be able to catch up with their inspiring players.
A list of the best players in Hay Day is not available to us, but for several years the following farm has been considered the best of all, see the following video: