1, different types, byte is the type of byte data and int is the type of integer data.

2. The bytes occupied are different. Byte occupies 1 byte, and int occupies 4 bytes.

3. Different size ranges. The size range of byte is-128- 127 and the size range of int is -2 147483648 to 2 147483647.

Byte, which means byte in Chinese, is the unit of measurement of computer storage capacity. Generally, one byte is equal to eight bits, which also indicates data types and language characters in some computer programming languages.

INT is a data type in a database, which is usually used to obtain the integer part of a number. Int is a function that rounds a value down to the nearest integer, which is an integer function.

Data storage is in bytes, and data transmission is mostly in bits. One bit represents a 0 or 1, and every 8 bits form a byte, which is the smallest information unit.