Data Size Converter

Calculation:

Enter a value to see conversions

About Data Size Conversion

Decimal (Base 1000) - Default

  • • Used by storage manufacturers and network speeds
  • • 1 KB = 1000 bytes
  • • 1 MB = 1000 KB = 1,000,000 bytes
  • • SI standard (International System of Units)
  • • Most intuitive for everyday use

Binary (Base 1024) - Advanced

  • • Used by operating systems and file managers
  • • 1 KB = 1024 bytes
  • • 1 MB = 1024 KB = 1,048,576 bytes
  • • More accurate for computer memory calculations
  • • Why a "1TB" drive shows as ~931GB in your OS

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Data Size Converter - Convert Between Bytes, KB, MB, GB, TB