Convert GB to MB (GB to MB)
Convert gb to mb instantly. 1 GB = 1,024 MB. Free gb-to-mb converter with table and formula.
Convert gigabytes to megabytes instantly with this free online converter. One gigabyte equals 1,024 megabytes (1 GB = 1,024 MB). Type any value and the converted result appears immediately — no signup, and everything runs privately in your browser.
A gigabyte (binary) is 1,024 megabytes — roughly the size of a half-hour of HD video. A megabyte (binary) is 1,024 kilobytes — a typical smartphone photo is 2–5 MB. This conversion is used constantly for file sizes, storage capacity, and data transfer in computing.
1,073,741,8241,048,5761,02410.0009778,589,934,592Conversion formula
megabytes = gigabytes × 1,024Conversion table
| Value | Converted |
|---|---|
| 1 GB | 1,024 MB |
| 2 GB | 2,048 MB |
| 4 GB | 4,096 MB |
| 8 GB | 8,192 MB |
| 64 GB | 65,536 MB |
| 512 GB | 524,288 MB |
| 1,024 GB | 1,048,576 MB |
Frequently Asked Questions
How many megabytes are in a gigabyte?
1 GB = 1,024 MB. So 10 gigabytes equal 10,240 megabytes.
How do you convert gigabytes to megabytes manually?
Multiply the number of gigabytes by 1,024: megabytes = gigabytes × 1,024. For example, 10 GB × 1,024 = 10,240 MB.
Is the gb to mb conversion exact?
Yes — both units have exact definitions, so the conversion itself is exact. The factor 1,024 shown here is rounded for readability; the converter computes with full precision.
Is this gb to mb converter free and private?
Yes. It is completely free, requires no signup, and the conversion happens entirely in your browser — no values are sent to any server.
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