Yes, the Sahara Desert is bigger than Australia. The Sahara Desert covers an area of approximately 9.2 million square kilometers, making it the largest hot desert in the world. In comparison, Australia has a total land area of about 7.7 million square kilometers. This means the Sahara Desert is significantly larger than the entire continent of Australia. The vast expanse of the Sahara includes a variety of landscapes such as sand dunes, rocky plateaus, and mountain ranges, contributing to its enormous size.