Los Angeles, CA | San Diego, CA 5 Themes of Geography By: Rachel Turrentine Los Angeles and San Diego are both largely populated cities in Southern California. There are overall similarities between the two of them such as having similar climates, being near the beach, and are both very urban areas. Although both cities are highly populated and there are many things to do crammed into both cities, San Diego has more of small town feel by comparison while people can be more easily consumed by the chaos of Los Angeles. The cost of living in Los Angeles tends to be slightly higher in comparison to San Diego. For example, according to Numbeo consumer prices are 3.74% higher and rent prices are 9.87% higher in Los Angeles in comparison to San Diego. In contrast, San Diego is built around a major freeway system while Los Angeles uses a few major freeways that pass through it such as the 405 (which the San Diego Freeway c...