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GiB to MiB Converter

Convert gibibytes (GiB) to mebibytes (MiB) as you type — 1 GiB = 1,024 MiB. Switch units, change the precision or copy the result.

How to use this tool

Steps for using the Unit Converter.

  1. Enter a value in From — gibibytes are already selected.
  2. The result in mebibytes appears instantly. Change either unit to convert to anything else in data storage.
  3. Use the swap button for the reverse conversion, and set the decimal places you need.
  4. Turn on Show formula to see the calculation, then copy or share the result.

Example

1 GiB to MiB

Gibibyte
1 GiB
Mebibyte
MiB = 1 × 1024 = 1,024 MiB

Common use cases

  • Storage and file sizes.
  • Explaining drive capacities shown by Windows.
  • Memory limits and quotas in cloud and container configs.

GiB to MiB conversion table

gibibytes to mebibytes
Gibibyte (GiB)Mebibyte (MiB)
1 GiB1,024 MiB
2 GiB2,048 MiB
4 GiB4,096 MiB
8 GiB8,192 MiB
16 GiB16,384 MiB
32 GiB32,768 MiB
64 GiB65,536 MiB
gibibytes to mebibytes (continued)
Gibibyte (GiB)Mebibyte (MiB)
128 GiB131,072 MiB
256 GiB262,144 MiB
500 GiB512,000 MiB
512 GiB524,288 MiB
1,000 GiB1,024,000 MiB
1,024 GiB1,048,576 MiB

Values rounded to 6 decimal places.

Related conversions

The units

Gibibyte (GiB)
1,073,741,824 bytes (1024³). Part of the Binary (IEC) system.
Mebibyte (MiB)
1,048,576 bytes (1024²). Part of the Binary (IEC) system.

How to convert gibibytes to mebibytes

Binary (IEC) units used by RAM, Linux tools and cloud memory limits: 1 GiB is exactly 1,024 MiB.

To convert gibibytes to mebibytes, use MiB = GiB × 1024. One gibibyte equals 1,024 mebibytes, and one mebibyte equals 0.000977 gibibytes.

Gibibyte (GiB): 1,073,741,824 bytes (1024³). Mebibyte (MiB): 1,048,576 bytes (1024²).

All digital information units are on the data storage converter.

Limitations

  • Results are rounded to the decimal places you choose; the calculation itself keeps full precision.

Frequently asked questions

How many mebibytes are in a gibibyte?

1 GiB = 1,024 MiB. Multiply gibibytes by 1024 (or use MiB = GiB × 1024).

How do I convert gibibytes to mebibytes?

Use MiB = GiB × 1024. For example, 1 GiB = 1,024 MiB and 2 GiB = 2,048 MiB.

Is 1 GB 1,000 MB or 1,024 MB?

In SI units 1 GB = 1,000 MB. 1,024 is the binary relationship: 1 GiB = 1,024 MiB. Both are offered here, kept separate.

Why does my 1 TB drive show 931 GB?

The drive has 10¹² bytes; Windows divides by 1024³ and labels the result “GB”, giving 931 (really GiB).