Who is bigger, Porto or Benfica?

I'm curious to know your thoughts on the rivalry between two of Portugal's most iconic soccer clubs: Porto and Benfica. Which of these two teams do you believe is the bigger name in the world of soccer? Is it Porto, with their rich history and multiple European titles, or Benfica, who have also boasted numerous accolades and a passionate fanbase? Both clubs have their own unique identities and achievements, so it's an intriguing question to ponder. What are your thoughts on the matter?