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Universal Data Storage Converter

Convert storage size across Bits, Bytes, KB, MB, GB, TB, PB, and binary IEEE units in real time.

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Converted Result:
1 MB = 0.001 GB
All Common Storage Equivalents:

Decimal (SI) vs Binary (IEC) Data Units

Storage drive manufacturers (HDD, SSD, Flash drives) calculate size using decimal SI multipliers (base 10: 1 KB = 1,000 Bytes). Operating systems like Windows measure storage using binary IEC multipliers (base 2: 1 KiB = 1,024 Bytes). This is why a 1 TB hard drive shows approximately 931 GB in Windows File Explorer.

Standard Data Conversion Table

UnitAbbreviationBytes (Decimal)Bytes (Binary)
Kilobyte / KibibyteKB / KiB1,000 Bytes1,024 Bytes
Megabyte / MebibyteMB / MiB1,000,000 Bytes1,048,576 Bytes
Gigabyte / GibibyteGB / GiB1,000,000,000 Bytes1,073,741,824 Bytes
Terabyte / TebibyteTB / TiB1012 Bytes1,099,511,627,776 Bytes
Petabyte / PebibytePB / PiB1015 Bytes1,125,899,906,842,624 Bytes
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