Drupal is definitely heavier in the sense that it launches more page requests after you configure it. Using modules such as Views, you can also create your own dynamic queries to manage widgets and pages. They can be as fast or slow as the basic combination of compounds allows.
, Drupal . , , Views, . , "Boost" "Memcached", HTML ( Drupal apache) memcached, .
Drupal, Devel; , .