Gb to Mb Converter
Convert GB to MB instantly. Enter any value and get the result. Includes a conversion table and the exact formula.
| GB | MB |
|---|
How to convert GB to MB
Enter your value
Type the number of gb you want to convert into the left box. The result in mb appears instantly in the right box. You can also type into the right box to convert in the other direction.
Use the swap button
Click the ⇄ Swap button to reverse the conversion — MB to GB. Your current value carries across so you don't have to re-enter anything.
About GB and MB
In binary (used by operating systems), 1 GB = 1024 MB. Storage manufacturers often use 1 GB = 1000 MB, which is why drives appear smaller than advertised.
1 GB = 1024 MB binary. Most operating systems and file managers use binary, despite labelling it as 'GB' not 'GiB'. This is the source of nearly all 'where did my storage go?' confusion.
| GB | MB |
|---|---|
| 0.5 | 512 |
| 1 | 1024 |
| 2 | 2048 |
| 4 | 4096 |
| 8 | 8192 |
| 16 | 1.638e+04 |
Frequently asked questions
How do I convert GB to MB?
To convert GB to MB, multiply by 1024. Or use the calculator above for instant results.
How many MB are in 1 GB?
1 GB equals 1024 MB.
Is the GB to MB converter free?
Yes, the GB to MB converter is completely free with no sign-up required, no downloads, and it works offline once the page has loaded.