As the chart is too large to put on here, you can look this site up for all the answers you need.
Comparison: Neptune Vs. Earth - Solar System Exploration
solarsystem.nasa.gov › Planets
NASA
What is diffrent between the planet Neptune and Earth?
Earth has gravity and Neptune doesn't Earth has life and Neptune
doesn't Earth's length of day is 24 hours and Neptune's is 16.1
hours Neptune has rings and Earth doesn't Neptune's average temperature is
-214 degrees Celsius while Earth's average temperature is 15 degrees
Celsius ..The two planets are made of different elements Neptune is
different from the Earth because it is colder than the earth and it is
34 times bigger and Neptune is also blue.
doesn't Earth's length of day is 24 hours and Neptune's is 16.1
hours Neptune has rings and Earth doesn't Neptune's average temperature is
-214 degrees Celsius while Earth's average temperature is 15 degrees
Celsius ..The two planets are made of different elements Neptune is
different from the Earth because it is colder than the earth and it is
34 times bigger and Neptune is also blue.