Computer Data Unit Converter
Convert bits, bytes, decimal KB, MB, GB, and TB units, plus binary KiB, MiB, GiB, and TiB units.
This calculator is useful when you need a quick unit check without working through each conversion factor by hand. Enter one value to compare every supported unit side by side.
Computer Data Unit Converter
Enter a data size and choose its starting unit. The table converts bits, bytes, decimal storage units, and binary storage units through terabytes and tebibytes.
Use decimals or scientific notation.
| Unit | Symbol | Equivalence | Value |
|---|---|---|---|
| bit | bit | 0.125 B | 8 |
| byte | B | 1 B | 1 |
| kilobyte | KB | 1,000 B | 0.001 |
| kibibyte | KiB | 1,024 B | 9.765625e-4 |
| megabyte | MB | 1e6 B | 1e-6 |
| mebibyte | MiB | 1.048576e6 B | 9.536743e-7 |
| gigabyte | GB | 10⁹ B | 1e-9 |
| gibibyte | GiB | 1.073741824e9 B | 9.313226e-10 |
| terabyte | TB | 10¹² B | 1e-12 |
| tebibyte | TiB | 1.099511627776e12 B | 9.094947e-13 |
Decimal and binary storage units
Storage manufacturers commonly use powers of 1,000, while operating systems and technical tools may use binary powers of 1,024. This converter shows both systems together.
Example
Enter 1 GiB to compare 1,073,741,824 bytes with approximately 1.074 GB.