What is the difference between cookies and local storage?

Cookies

• The cookies can be read and written by both clients and servers.
• There is data transfer to the server.
• All browsers, including older ones, support it.

Local storage

• The client can only read local storage.
• No data is transmitted to the server.
• There are fewer older browsers that support it.

Cookies

• Cookies have a storage space of 4KB.
• The settings and workings for each tab and window determine when cookies expire.

Local storage

•  It needs to be erased via javascript or manually because it is not session-based. 
• Only local storage can be read by the client. 
• No information is sent to the server.