How to use GB to MB
- Type a value in gigabytes.
- The result in megabytes appears instantly.
- Type in the second box to convert the other way.
How to convert gigabytes to megabytes
Multiply the value in gigabytes by 1,000. Formula: MB = GB × 1,000. Example: 10 GB × 1,000 = 10,000 MB.
Common gigabytes to megabytes conversions
5 GB = 5,000 MB. 25 GB = 25,000 MB. 50 GB = 50,000 MB. 100 GB = 100,000 MB.
Where is GB to MB conversion used?
Data size conversions help when choosing mobile data plans, checking whether a file fits an upload limit, comparing phone and laptop storage, and estimating cloud storage or download sizes.
What are gigabytes?
A gigabyte is 1,000 megabytes (decimal). Mobile data plans, apps and movies are measured in GB.
What are megabytes?
A megabyte is 1,000 kilobytes (decimal). Photos, songs and documents are usually a few MB.
Gigabytes to megabytes conversion table
| Gigabytes (GB) | Megabytes (MB) |
|---|---|
| 1 | 1,000 |
| 2 | 2,000 |
| 4 | 4,000 |
| 5 | 5,000 |
| 8 | 8,000 |
| 10 | 10,000 |
| 16 | 16,000 |
| 20 | 20,000 |
| 32 | 32,000 |
| 50 | 50,000 |
| 64 | 64,000 |
| 100 | 100,000 |
| 128 | 128,000 |
| 256 | 256,000 |
| 500 | 500,000 |
| 512 | 512,000 |
| 1,000 | 1,000,000 |
Frequently asked questions
How many megabytes are in 1 gigabyte?
1 gigabyte = 1,000 megabytes (1 GB = 1,000 MB).
How many gigabytes are in 1 megabyte?
1 megabyte = 0.001 gigabytes (1 MB = 0.001 GB).
What is 10 GB in megabytes?
10 GB = 10,000 MB.
What is 100 GB in megabytes?
100 GB = 100,000 MB.
Is the GB to MB conversion exact?
This converter uses decimal (SI) units: 1 GB = 1,000 MB, as used by storage makers and mobile networks. Some operating systems such as Windows use binary units, where 1 GB = 1,024 MB (technically a “gibibyte”), which is why a 500 GB drive shows about 465 GB on a PC.
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