1.A writ is a formal, legal document that orders a person to cease performing a specific action or deed. & a PIL which is filed by a person in the interest of the public at large.
2.Writs were developed over time as a way for authorities legal. & The chief objective behind PILS is ensuring justice to all & promoting the welfare of the people.
3.Writ is a very powerful weapon available to a citizen. & Public Interest Litigation is grounded just around art-102 of the Constitution.
4.There are 5types of writ. There are: Habeas corpus, Mandamus, Writ of prohibition, Quo warranto & Certiorari.
& There are two types of PIL. There are: Representative Social Action & Citizen Social Action.
5. A writ is only permitted when the defendant has no other adequate remedy, such as an appeal. & Public Interest Litigation is the power given to the public by courts through judicial activism.