First we will start comparing, the temperatures of these two are the same. Uranus temperature is -218 degrees C Neptune is -218 degrees C. Uranus is 15,759 miles wide, and Neptune is 15,299 miles wide. They are both round and big
Uranus has 27 moons and Neptune has 14 moons.
Uranus is closer to the sun than Neptune
Neptune is made up of helium, hydrogen, and other traces of water and ice.
Uranus is almost all made up of ice.
It take Uranus 84 years to orbit the sun It takes Neptune 164.79 years to orbit the sun
The outer planets are Jupiter, Saturn, Uranus, Neptune, and Pluto