The document compares the Gutenberg block editor in WordPress with page builder plugins like Elementor and Divi, highlighting the ease of use and intuitive UI of Gutenberg through its block-based approach. While Gutenberg provides essential features and performance optimization, it lacks extensive customizability and pre-built templates. Conversely, page builders offer greater creative control but come with a steeper learning curve, making it crucial for users to choose based on their specific needs and preferences.