Digimon not only has some swearing but also legit fan service and a mature tone

Remember, Digimon are friends, while Pokemon are slaves.

The Pokemon part is very debatable

Digimon was always better than Pokemon anyways. Digimon knows it's audience (it grew up along with the audience), while Pokemon refuses to grow up. (Much like it's fandom)

Booo

Inside the pokeball there is a flat

Pokémon can be slaves, but usually they are friends too