+0
The feeling of helping those who are in need is so great that nothing can be compared with it!
... nothing can compare it!

Hi,
Do both of the above sound idiomatic to you? If neither, how would you express the same idea? Thanks.
+0
nothing can compare it!
+0
compare is one of those verbs that can be used in either active or passive voice in some contexts. You have found such an example. Both versions are quite acceptable.
CJ
Students: We have free audio pronunciation exercises.
Comments  
Marius Hancu nothing can compare it!

Thanks, Marius.
And sorry for one mistake. The following is what I meant:

The feeling of helping those who are in need is so great that nothing can be compared with it!
... nothing can compare with it!
 CalifJim's reply was promoted to an answer.
Students: Are you brave enough to let our tutors analyse your pronunciation?