Gigabyte → Megabyte (GB → MB)

GB to MB direct conversion page with calculator, reverse conversion and comparison table.

1 GB = 1000 MB
1 Gigabyte (GB) = 1000 Megabyte (MB).


swap converter

If you want to reverse convert, use Megabyte → Gigabyte. 1 MB = 0.001 GB. You can also explore the full Data converter page for more cross conversions.

Conversion formula

Gigabyte to Megabyte formula: value in MB = value in GB × 1000.

Megabyte to Gigabyte formula: value in GB = value in MB × 0.001.

How to convert Gigabyte to Megabyte

To convert Gigabyte to Megabyte, multiply the value in GB by 1000. This gives the result in MB.

For example, 1 GB = 1000 MB and 10 GB = 10000 MB.

What is Gigabyte?

Gigabyte (GB): A billion bytes, common for software downloads and advertised storage capacity. 1 GB = 8 000 000 000 bit.

What is Megabyte?

Megabyte (MB): A million bytes, commonly used for photo and audio file sizes. 1 MB = 8 000 000 bit.

FAQ

How many megabyte are in 1 gigabyte?

There are 1000 MB in 1 GB.

Why can conversion results differ slightly?

Check the unit definition and rounding. US and imperial measures can differ; rounding intermediate values can also change the final digits.

How do I convert gigabyte to megabyte?

Multiply the value in GB by 1000 to get the value in MB.

Gigabyte → other Data units

Gigabyte → Megabyte Table

The table below shows common values from Gigabyte to Megabyte and the reverse direction for quick reference.

GBMBRounded
1 GB1000 MB1000.0000
2 GB2000 MB2000.0000
3 GB3000 MB3000.0000
4 GB4000 MB4000.0000
5 GB5000 MB5000.0000
10 GB10000 MB10000.0000
12 GB12000 MB12000.0000
15 GB15000 MB15000.0000
20 GB20000 MB20000.0000
25 GB25000 MB25000.0000
30 GB30000 MB30000.0000
40 GB40000 MB40000.0000
50 GB50000 MB50000.0000
75 GB75000 MB75000.0000
100 GB100000 MB100000.0000
200 GB200000 MB200000.0000
250 GB250000 MB250000.0000
500 GB500000 MB500000.0000
750 GB750000 MB750000.0000
1000 GB1000000 MB1000000.0000
2500 GB2500000 MB2500000.0000
5000 GB5000000 MB5000000.0000
10000 GB10000000 MB10000000.0000

Megabyte → Gigabyte Table

MBGBRounded
1 MB0.001 GB0.0010
2 MB0.002 GB0.0020
3 MB0.003 GB0.0030
4 MB0.004 GB0.0040
5 MB0.005 GB0.0050
10 MB0.01 GB0.0100
12 MB0.012 GB0.0120
15 MB0.015 GB0.0150
20 MB0.02 GB0.0200
25 MB0.025 GB0.0250
30 MB0.03 GB0.0300
40 MB0.04 GB0.0400
50 MB0.05 GB0.0500
75 MB0.075 GB0.0750
100 MB0.1 GB0.1000
200 MB0.2 GB0.2000
250 MB0.25 GB0.2500
500 MB0.5 GB0.5000
750 MB0.75 GB0.7500
1000 MB1 GB1.0000
2500 MB2.5 GB2.5000
5000 MB5 GB5.0000
10000 MB10 GB10.0000

Megabyte → Gigabyte

The reverse value is 1 MB = 0.001 GB.