Convert between different area units including square meters, square feet, acres, hectares and more with precise calculations and instant results.
The acre was originally defined as the area that could be plowed in one day by a yoke of oxen. It's approximately equal to 43,560 square feet or about 40% of a hectare.
An American football field (including end zones) is about 1.32 acres or 5,350 square meters. This common reference is often used to help visualize large areas.
The Earth's total land area is approximately 149 million square kilometers (57.5 million square miles), which is about 29% of the planet's surface. The rest is covered by water.
Russia is the largest country by area, covering over 17 million square kilometers, followed by Canada, United States, China, and Brazil. Together, these countries make up nearly 40% of Earth's land area.