Unit converter
Data Storage converter
Convert bits, bytes, decimal storage units, and IEC binary units.
Enter a value and choose units. Results update instantly.
1 GB = 1,000 MB
All Data Storage units
From 1 GB| Unit | Value |
|---|---|
| Bit bit | 8,000,000,000 |
| Kilobit kbit | 8,000,000 |
| Megabit Mbit | 8,000 |
| Gigabit Gbit | 8 |
| Terabit Tbit | 0.008 |
| Byte B | 1,000,000,000 |
| Kilobyte kB | 1,000,000 |
| Kibibyte KiB | 976,562.5 |
| Megabyte MB | 1,000 |
| Mebibyte MiB | 953.6743164063 |
| Gigabyte GB | 1 |
| Gibibyte GiB | 0.9313225746 |
| Terabyte TB | 0.001 |
| Tebibyte TiB | 0.0009094947 |
| Petabyte PB | 0.000001 |
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Reference
How data storage conversion works
Decimal prefixes use powers of 1,000, while IEC binary prefixes use powers of 1,024. Both systems are listed explicitly so a gigabyte is never silently treated as a gibibyte.
Values are converted to byte first, then from that reference into the requested unit. Keeping a single documented reference reduces inconsistent pair-by-pair constants.
Unit reference
| Unit | Symbol | 1 unit in B |
|---|---|---|
| Bit | bit | 0.125 |
| Kilobit | kbit | 125 |
| Megabit | Mbit | 125,000 |
| Gigabit | Gbit | 125,000,000 |
| Terabit | Tbit | 125,000,000,000 |
| Byte | B | 1 |
| Kilobyte | kB | 1,000 |
| Kibibyte | KiB | 1,024 |
| Megabyte | MB | 1,000,000 |
| Mebibyte | MiB | 1,048,576 |
| Gigabyte | GB | 1,000,000,000 |
| Gibibyte | GiB | 1,073,741,824 |
| Terabyte | TB | 1e12 |
| Tebibyte | TiB | 1.099511627776e12 |
| Petabyte | PB | 1e15 |
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Every indexed conversion
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From Bit (bit)
From Kilobit (kbit)
From Megabit (Mbit)
From Gigabit (Gbit)
From Byte (B)
From Kilobyte (kB)
From Kibibyte (KiB)
From Megabyte (MB)
From Mebibyte (MiB)
From Gigabyte (GB)
From Gibibyte (GiB)
From Terabyte (TB)
Primary source
Definitions and standards
Conversion constants and definitions for this category are checked against IEC binary prefixes.
See Methods & sources for rounding rules, exact-value handling, and review policy.
Questions
Data Storage FAQ
What is the reference unit for data storage conversions?
ConvertWin uses byte (B) as the internal reference for this category, then converts to the selected output unit.
How accurate is this data storage converter?
SI decimal and IEC binary factors are exact and are never used interchangeably.