Difference between Investigation and Inquiry in CrPC

Investigation	Inquiry
Its object is to collect evidence for the purpose of prosecution.	Its object is to determine the truth or falsity of certain facts, so that further action may be taken.
The investigation is not a judicial process.	The inquiry may be Judicial as well as Non-Judicial.
Investigation begins with a process of collection of materials and for that purpose, inspection is a must and this inspection is done by a police officer.	The process begins after investigation. It begins by interrogation and not by inspection.