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CALC / 04 · Calculators

Data size converter

Convert between bytes, kibibytes and the decimal units marketing uses.

Storage Size Converter
A drive maker counts a gigabyte as a thousand million bytes. An operating system usually counts it as 1,073,741,824. That is why a new disk looks smaller than the box said.
Output⁦406⁩ chars
Gigabytes (GB)
1
Gibibytes (GiB)
0.931
Bytes (B)         1,000,000,000
Kilobytes (kB)    1,000,000
Megabytes (MB)    1,000
Gigabytes (GB)    1
Terabytes (TB)    0.001
Kibibytes (KiB)   976,562.5
Mebibytes (MiB)   953.6743
Gibibytes (GiB)   0.9313
Tebibytes (TiB)   0.0009

A drive maker counts a gigabyte as a thousand million bytes. An operating system usually counts it as 1,073,741,824. That is why a new disk looks smaller than the box said.
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