Mercury is smaller than earth.
Smaller
Mercury is almost the same size as the Moon. The Moon is smaller than Earth. Mercury is then smaller than Earth.
Both Venus and Mars are smaller than Earth but larger than Mercury.
Much smaller.
none. Mercury is smaller than Earth.
Mercury's diameter is 0.3825 times that of Earth's
Titan is the largest moon of Saturn. Smaller than the earth it is, however, larger than the planet Mercury though has less mass
Jupiter, Saturn, Uranus and Neptune are much larger than earth. Venus (slightly), Mars (by half) and Mercury are smaller than earth.
mercury is smaller then earth
Mars is the smallest of the three. (\_(\ (^_^) ('')_(")
Mercury is more than 2x smaller than Earth.