According to China Law Network, the difference between them is that plagiarism is an infringement of intellectual property rights, while theft is an infringement of property rights. Details are as follows:

1. Plagiarism: refers to the act of copying, copying, imitating or plagiarizing other people's works without authorization or permission. For example, copying other people's compositions, translations, codes, music, paintings, etc.

2. Theft: refers to the act of stealing other people's property, articles, assets and other physical objects. For example, stealing other people's wallets, vehicles, electronic products, jewelry and so on.