Which is bigger Los Angeles or san Diego?

According to the 2020 United States Census, Los Angeles has a population of 3,990,456 people, while San Diego has a population of 1,425,976 people.

Los Angeles is also larger in land area, with a total area of 469 square miles (1,215 km2), compared to San Diego's total area of 379 square miles (982 km2).