ZM
Data Tools

Data Size Converter

Enter any data size in any unit and instantly see the equivalent in all others — B, KB, MB, GB, TB, and PB. Toggle between decimal (SI, base 1000) used by storage manufacturers and binary (IEC, base 1024) used by operating systems. Copy any result with one click.

Pro
Base:
B1,073,741,824
Pro
KiB1,048,576
Pro
MiB1,024
Pro
GiB1
Pro
TiB0.00097656
Pro
PiB9.537e-7
Pro

Decimal vs Binary

Decimal (SI): 1 KB = 1,000 bytes — used by hard drive manufacturers and network speed ratings.

Binary (IEC): 1 KiB = 1,024 bytes — used by operating systems and RAM specifications.

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