Data Storage converter
Gigabytes to Megabytes Converter
Convert gigabytes to megabytes for media file sizes.
Result
1 GB = 1,000 MB
Also equals
Conversion formula
MB = GB × 10001 gigabyte equals 1,000 MB.
Gigabyte to Megabyte table
| Gigabyte (GB) | Megabyte (MB) |
|---|---|
| 0.01 | 10 |
| 0.1 | 100 |
| 1 | 1,000 |
| 2 | 2,000 |
| 3 | 3,000 |
| 5 | 5,000 |
| 10 | 10,000 |
| 20 | 20,000 |
| 50 | 50,000 |
| 100 | 100,000 |
| 1,000 | 1,000,000 |
What is Gigabyte to Megabyte?
Converting gigabytes to megabytes helps you understand the real size of files, downloads, and storage plans in smaller units. In decimal usage, 1 gigabyte equals 1,000 megabytes. The formula is MB = GB × 1000. A 2 GB movie, for example, equals 2,000 MB.
About this conversion
This converter uses the displayed definition for gigabyte and its recognized relationship to megabyte. Calculations retain full precision internally, and only the visible result is rounded. You can swap the conversion direction without changing the underlying standard.
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When to convert GB to MB
Use this conversion for download estimates, email attachments, cloud storage usage, memory cards, and file management.
Frequently asked questions
How do I convert gigabytes to megabytes?+
Multiply the gigabyte value by 1000.0000. The result is rounded for display only.
Are binary and decimal prefixes the same?+
No. Decimal prefixes (KB, MB, GB) use powers of 1000, while binary prefixes (KiB, MiB, GiB) use powers of 1024.
How many MB is 1 GB?+
1 GB is 1,000 MB in decimal usage.
How many MB is 2 GB?+
2 GB is 2,000 MB in decimal usage.
Why does my 1 TB hard drive show less space?+
Manufacturers use decimal terabytes (1 TB = 1,000 GB), while operating systems often report binary tebibytes (1 TiB = 1,024 GiB).
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