Megabyte to Gigabyte Converter (MB to GB)

1 megabyte = 0.001 gigabyte. On this converter the decimal (SI) prefixes are used: 1 GB is 1,000 MB.

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Result

5

5,000 MB = 5 GB

How to convert megabyte to gigabyte

On this converter the decimal (SI) prefixes are used: 1 GB is 1,000 MB. Storage makers use this definition, but some operating systems display 1 GB as 1,024 MB, which is why drives look smaller than advertised.

Formula

GB = MB × 0.001

Worked example

5,000 MB × 0.001 = 5 GB

Megabyte to Gigabyte quick-reference table

Common megabyte to gigabyte values
Megabyte (MB)Gigabyte (GB)
100 MB0.1 GB
500 MB0.5 GB
1,000 MB1 GB
2,000 MB2 GB
5,000 MB5 GB
10,000 MB10 GB

Real-life examples

5,000 MB of mobile data is 5 GB, and 750 MB is 0.75 GB.

Frequently asked questions

How many MB are in a GB?

Using SI units, 1 GB = 1,000 MB. In the binary convention a gibibyte (GiB) is 1,024 MiB.

Why does my 500 GB drive show less?

Makers count 1 GB as 1,000,000,000 bytes, while some systems display sizes in GiB (1,073,741,824 bytes), so a 500 GB drive shows about 465 GiB.

What is 1 megabyte in gigabyte?

1 megabyte = 0.001 gigabyte (MB to GB).

What is the formula to convert MB to GB?

GB = MB × 0.001. For example, 5,000 MB × 0.001 = 5 GB.

How do I convert GB back to MB?

Use the reverse converter: 1 gigabyte = 1,000 megabyte. Check: 5 GB converts back to 5,000 MB.

Reverse conversion

Need the other direction? Gigabyte to Megabyte converter (GB to MB): 1 gigabyte = 1,000 megabyte.

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