1. Campus network is a local area network service for schools, universities or educational institutions. Broadband is a wide area network service that provides high-speed Internet connection for individual users or families.

2. Campus network usually has high speed and bandwidth, which can meet the needs of a large number of users to access and use the network at the same time. The speed and bandwidth of broadband vary by region and service provider.

3. Campus network is usually built and managed by schools or educational institutions themselves. Broadband services are provided by telecom operators, such as China Telecom, China Mobile and China Unicom.

4. Campus network usually restricts and manages users' network use. Broadband services are usually not too restrictive.