Mercury has a diameter of 3,032 miles (less than half of Earth’s size)

Venus has a diameter of 7,521miles (.95x of Earth’s diameter)

Earth has a diameter of 7,521 miles (1x of Earth’s diameter)

Mars has a diameter of 4,221 miles (about half of Earth’s diameter)

Jupiter has a diameter of 88,846 miles (11.2x of Earth’s diameter)

Saturn has a diameter of 74,898 miles (9.45x of Earth’s diameter)

Uranus has a diameter of 31,763 miles (4.01x of Earth’s diameter)

Neptune has a diameter of 30,775 miles (3.88x of Earth’s diameter)