What’s the difference between desired and desirable?
If possible, please give me some examples and compare them.

Question

What’s the difference between desired and desirable? 
If possible, please give me some examples and compare them.

Answer

Desirable means that it has qualities that you think would make a lot of people want it. There's generally a lot of agreement about what things are desirable.

When you say something is desired, you are saying that it would make a particular person want it.

Example:
Being in good physical shape is desirable.
Cindy wants to loose 5kgs to reach her desired weight.

They are both natural and used, desirable is simply more general than desired.

Answer

I think we use the first one most when speaking. The second one sounds a bit odd, however both having almost same meaning. I think it's just a matter of which one sounds more natural. And I guess, grammer is also all about sounds.

Answer

Desirable refers to a property of an object or activity or person. Desired refers to such an object, activity, or person being the subject of one or more person's desire.
Example: The car is desirable because of its excellent quality. The car is desired by many people.

Answer

As a adjective desirable is suitable]], worthy to be [desire#verb|desired.

As a noun desirable is a thing that people want; something that is desirable.

As a verb desired is (desire).

"desired" means that there is a person actually doing the desiring.

"desirable" means much the same as "attractive". It is likely to be
wanted, but there's no indication that it's actually being wanted.