Gigabytes to megabytes
1 gigabyte = 1,000 MB · 1 megabyte = 0.001 GB
How to convert gigabytes to megabytes
To convert gigabytes to megabytes, multiply the value by 1,000.
Formula: MB = GB × 1,000
Example: 10 GB = 10,000 MB
Gigabytes to megabytes conversion table
| gigabytes (GB) | megabytes (MB) |
|---|---|
| 1 GB | 1,000 MB |
| 2 GB | 2,000 MB |
| 3 GB | 3,000 MB |
| 4 GB | 4,000 MB |
| 5 GB | 5,000 MB |
| 6 GB | 6,000 MB |
| 7 GB | 7,000 MB |
| 8 GB | 8,000 MB |
| 9 GB | 9,000 MB |
| 10 GB | 10,000 MB |
| 15 GB | 15,000 MB |
| 20 GB | 20,000 MB |
| 25 GB | 25,000 MB |
| 30 GB | 30,000 MB |
| 40 GB | 40,000 MB |
| 50 GB | 50,000 MB |
| 75 GB | 75,000 MB |
| 100 GB | 100,000 MB |
| 250 GB | 250,000 MB |
| 500 GB | 500,000 MB |
| 1,000 GB | 1,000,000 MB |
About these units
Gigabyte (GB)
A gigabyte (GB) is 1,000 megabytes. Phone storage, RAM and mobile data plans are measured in gigabytes; Windows shows binary gibibytes labeled GB.
Megabyte (MB)
A megabyte (MB) is 1,000,000 bytes in the SI definition. Photos, songs and app updates are typically a few megabytes.
Frequently asked questions
How many megabytes are in 1 gigabyte?
1 GB = 1,000 MB
How many gigabytes are in 1 megabyte?
1 MB = 0.001 GB
What is 2 GB in MB?
2 GB = 2,000 MB (2 × 1,000)
What is 256 GB in MB?
256 GB = 256,000 MB (256 × 1,000)