They are all bigger
The planets are normally classified in size by their equatorial diameter.
But you CAN determine the size of the planets: in diameter, overall mass, and in density.
The average sizes of the outer planets are smallest than the average size of the Pluto so that they can called them the dwarf planets.
you can fit 1million planets the size of earth in the sun
The planets of our solar system are most definitely NOT all the same size.
The outer planets are gas planets
larger
yes there is 2 planets but there are also dwarf ones too.
The main Asteroid Belt.
Earth rates third of the planets because of its thrid place in size.
The four Jovian planets