Data & Storage

Gibibytes to Gigabytes

Convert gibibytes to gigabytes instantly. 1 GiB = 1.073741824 GB. Includes the exact factor, a conversion table of common values and the definition of both units.

GiB
Gigabytes
—
One step, one exact factorGibibyteswhat you have× 1.073741824Gigabyteswhat you getBoth units are defined against the same base unit, so the factor is exact — never an approximation.

How to convert gibibytes to gigabytes

To convert gibibytes to gigabytes, multiply by 1.073741824. The relationship is fixed, so the same factor works for any quantity — there is nothing to look up and nothing that changes with temperature, location or context.

GB = GiB × 1.073741824

Gibibytes to Gigabytes conversion table

The values people look up most often, rounded for reading. Use the calculator above for anything in between.

GibibytesGigabytes
1 GiB1.073742 GB
2 GiB2.147484 GB
3 GiB3.221225 GB
5 GiB5.368709 GB
10 GiB10.737418 GB
20 GiB21.474836 GB
25 GiB26.843546 GB
50 GiB53.687091 GB
100 GiB107.374182 GB
500 GiB536.870912 GB
1,000 GiB1,073.74 GB

What is a gibibyte?

1,024 mebibytes. This is why a 1 TB drive shows as 931 GB.

What is a gigabyte?

A billion bytes. Drive capacity is sold in these.

The formula

GB = GiB × 1.073741824

Every result on this page comes from this formula. Nothing is rounded until the final display, so figures match a spreadsheet to the cent.

How to use the Gibibytes to Gigabytes

  1. Type the number of gibibytes you want to convert.
  2. Read the result in gigabytes straight away — there is no button to press.
  3. Check the table below for the values that come up most often, or reverse the conversion with the linked gigabytes to gibibytes page.

Gibibytes to Gigabytes — frequently asked questions

How many gigabytes are in a gibibyte?

One gibibyte equals 1.073741824 GB. GB = GiB × 1.073741824

What is the formula to convert gibibytes to gigabytes?

The formula is GB = GiB × 1.073741824. It is an exact definition rather than an approximation, so the conversion never drifts no matter how large the number.

How do I convert gigabytes back to gibibytes?

Divide instead of multiplying: one gigabyte is 0.9313225746 GiB. The reverse converter is linked in the related tools list.

Is this conversion exact?

Yes. Both units are defined against the same base unit by international agreement, so the factor is exact — any rounding you see is only in the display, which you can widen by entering more decimal places.

Is this gibibytes to gigabytes free to use?

Yes. Every calculator on the site is free, needs no sign-up, and runs entirely in your browser, so your figures never leave your device.

What people search for

This page answers each of these searches. They are the exact phrases visitors use to find the gibibytes to gigabytes.

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About this calculator

Written and reviewed by The Samsung Calculator editorial team. Every calculator is written against a published formula, reviewed against at least one independent reference implementation, and dated when it changes.

Last reviewed August 19, 2026 · Calculation runs client-side · No data collected · Report an error