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. |