Unit Converter

Convert megabytes to gigabytes

Convert megabytes to gigabytes using decimal units (1 GB = 1,000 MB) — the standard used by drive makers and file systems like macOS. Windows shows binary GiB (1,024 MiB), which is why drives look smaller there.

1 MB = 0.001 GB

Formula

Convert megabytes to gigabytes with:

GB = MB / 1000

Example

500 MB = 0.5 GB

megabytes to gigabytes table

MBGB
100 MB0.1 GB
250 MB0.25 GB
500 MB0.5 GB
1000 MB1 GB
2048 MB2.048 GB
5000 MB5 GB
10000 MB10 GB

Questions

How many gigabytes are in a megabyte?

One megabyte is 0.001 gigabytes. Enter any value above to convert instantly.

What is the formula to convert megabytes to gigabytes?

Use GB = MB / 1000. The calculator applies this for every value you type.

Is this conversion exact?

Yes — it uses the standard conversion factor (GB = MB / 1000), rounded to 6 significant digits for display.

Common conversions

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