- Coercion: The Consent is given under the threat of an offense (i.e., committing or threatening to commit an act forbidden by the Indian penal Code or detaining or threatening to detain property unlawfully).
- Undue influence: The Consent is given by a person who is so situated in relation to another that the other person is in a position to dominate his will. In other words, consent is given, under moral influence.
- Coercion: Coercion is mainly of a physical character. It involves mostly use of physical or violent force.
- Undue influence: Undue influence is of moral character. It involves use of moral force or mental pressure.