CodeIgniter is a powerful PHP framework with a very small footprint, built for developers who need a simple and elegant toolkit to create full-featured web applications.
Java is a general-purpose computer programming language that is concurrent, class-based, object-oriented, and specifically designed to have as few implementation dependencies as possible.
CodeIgniter is leading in Top 100K Sites, Top 1M Sites and The Entire Web.
Java is leading in Top 10K Sites.
CodeIgniter has better usage coverage in more websites categories. Including Computers Electronics & Technology, Law & Government, Arts & Entertainment, Business & Consumer Services and 17 other categories.
Java is leading in Science & Education, Finance and Vehicles.
CodeIgniter is leading in most countries, including India, United States, Indonesia, Japan and 141 other countries.
Java is leading in China, South Korea, France, Italy and 14 other countries.