Europe covers about 10 million square kilometers (around 3.8 million square miles), while the United States covers about 9.8 million square kilometers (around 3.8 million square miles). This makes Europe roughly 104,000 square kilometers larger than the US, which is approximately the size of Iceland. Despite Europe's slightly larger area, it is much more densely populated than the US and has a population of about 745 million compared to the US's 342 million.