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Data Storage Converter

Bits and bytes with decimal (kB, MB, GB, TB) and binary (KiB, MiB, GiB) prefixes.

1 kilobyte = 0.001 megabytes

Show this value in every data storage unit
UnitValue
Bits b8,000
Nibbles nibble2,000
Bytes B1,000
Kilobytes kB1
Megabytes MB0.001
Gigabytes GB0.000001
Terabytes TB1×10⁻⁹
Petabytes PB1×10⁻¹²
Exabytes EB1×10⁻¹⁵
Kibibytes KiB0.9765625
Mebibytes MiB0.00095367432
Gibibytes GiB9.3132257×10⁻⁷
Tebibytes TiB9.094947×10⁻¹⁰
Pebibytes PiB8.8817842×10⁻¹³
Kilobits kbit8
Megabits Mbit0.008
Gigabits Gbit0.000008
Terabits Tbit8×10⁻⁹
Kibibits Kibit7.8125
Mebibits Mibit0.0076293945
Gibibits Gibit0.0000074505806

Popular data storage conversions

About data storage units

Storage makers use decimal prefixes (1 GB = 10⁹ bytes) while many operating systems count in binary multiples (1 GiB = 2³⁰ bytes ≈ 1.074 GB). That gap explains why a “1 TB” drive shows up as about 931 GiB. This converter keeps the two families separate and labels them explicitly.

Data Storage unit reference

All data storage units, expressed in bits
UnitSymbolValue in bSystem
Bitb1 bOther
Nibblenibble4 bOther
ByteB8 bOther
KilobytekB8,000 bSI
MegabyteMB8,000,000 bSI
GigabyteGB8,000,000,000 bSI
TerabyteTB8,000,000,000,000 bSI
PetabytePB8×10¹⁵ bSI
ExabyteEB8×10¹⁸ bSI
KibibyteKiB8,192 bOther
MebibyteMiB8,388,608 bOther
GibibyteGiB8,589,934,600 bOther
TebibyteTiB8,796,093,000,000 bOther
PebibytePiB9.0071993×10¹⁵ bOther
Kilobitkbit1,000 bSI
MegabitMbit1,000,000 bSI
GigabitGbit1,000,000,000 bSI
TerabitTbit1,000,000,000,000 bSI
KibibitKibit1,024 bOther
MebibitMibit1,048,576 bOther
GibibitGibit1,073,741,800 bOther

Frequently asked questions

What is the SI unit of data storage?

This converter uses the bit (b) as its reference unit; every other unit is defined relative to it.

How many data storage units can I convert?

21 units are supported here, across Other, SI systems. Every pair can be converted in both directions.

Does this data storage converter work offline?

Yes. Once the page has loaded, every calculation runs locally in your browser — nothing is sent to a server.

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