MB to GB Converter
Useful for data plans, downloads and file sizes. This page uses decimal units (1 GB = 1,000 MB).
1 MB = 0.001 GB
gigabytes
1 MB = 0.001 GB
How to convert megabytes to gigabytes
Multiply the number of megabytes by 0.001.
Formula
GB = MB × 0.001
Examples
- 500 MB × 0.001 = 0.5 GB
- 4,700 MB × 0.001 = 4.7 GB
- 10,000 MB × 0.001 = 10 GB
Megabytes to gigabytes conversion table
| Megabytes (MB) | Gigabytes (GB) |
|---|---|
| 1 | 0.001 |
| 10 | 0.01 |
| 50 | 0.05 |
| 100 | 0.1 |
| 250 | 0.25 |
| 500 | 0.5 |
| 700 | 0.7 |
| 750 | 0.75 |
| 1,000 | 1 |
| 1,024 | 1.024 |
| 2,000 | 2 |
| 2,500 | 2.5 |
| 4,700 | 4.7 |
| 5,000 | 5 |
| 10,000 | 10 |
| 50,000 | 50 |
Values rounded to 4 decimal places or 4 significant digits.
About megabytes
A megabyte (MB) is 1,000,000 bytes, or 1,000 kilobytes, under the decimal convention.
About gigabytes
A gigabyte (GB) is 1,000,000,000 bytes. Drive and phone manufacturers use this decimal gigabyte, while Windows reports sizes in binary units but labels them "GB". That is why a 1 TB drive shows up as about 931 GB.
Frequently asked questions
How many gigabytes are in one megabyte?
One megabyte equals 0.001 gigabytes.
How do I convert megabytes to gigabytes?
Multiply the number of megabytes by 0.001. For example: 4,700 MB × 0.001 = 4.7 GB.
How many megabytes are in one gigabyte?
One gigabyte equals 1,000 megabytes.
Is the MB to GB conversion exact?
Yes. The factor follows directly from the official definitions of both units, so the only rounding is in how many decimals are displayed.