Rental deals with alive people and their problems, experiences, and emotions.
Meanwhile, Dele explores people which already passed away.
Both series are episodic and have well-developed characters.

Both have calm, slice-of-life nature about it.

Restart has a character that decides to quick his job because he is pissed at the boss and not being appreciated. Meanwhile Rental has many stories about people and their life, which also at times include trying to find one's meaning in life and love.

Rental also has stories with positive LGBTIQ+ representation.

They're both survival, involving kids/teenagers. Both psychological and suspense genre.