Convert MB to GB
Convert MB to GB instantly with the exact formula (1 MB = 0.000977 GB), a quick table and the reverse conversion.
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How to use MB to GB Converter
- 1
Open MB to GB Converter on this page. It loads right in your browser.
- 2
Add your file, text or values and adjust the settings.
- 3
Copy the result or download it. Nothing is uploaded or stored.
About this tool
This converter turns MB into GB as you type. One megabyte equals 0.000977 GB, so the result is exact, not rounded guesswork. It is handy for file sizes, phone storage, downloads and upload limits.
How to convert MB to GB
Multiply the value in MB by 0.000977. To convert MB to GB, use the formula below.
GB = MB × 0.000977
Worked example
64 MB × 0.000977 = 0.0625 GB
Quick mental estimate
For a rough figure in your head, multiply by about 0.001: 64 MB ≈ 0.0627 GB. Use the converter when you need the exact value.
MB to GB table
| MB (MB) | GB (GB) |
|---|---|
| 1 | 0.001 |
| 2 | 0.002 |
| 5 | 0.0049 |
| 10 | 0.0098 |
| 64 | 0.0625 |
| 100 | 0.0977 |
| 128 | 0.125 |
| 256 | 0.25 |
| 512 | 0.5 |
| 1000 | 0.9766 |
Quick reference
- 2 MB = 0.002 GB
- 10 MB = 0.0098 GB
- 100 MB = 0.0977 GB
- 256 MB = 0.25 GB
- 1000 MB = 0.9766 GB
Where MB and GB are used
Operating systems count storage in binary multiples, so 1 GB here means 1024 MB and 1 MB means 1024 KB. Storage manufacturers often use decimal units (1 GB = 1000 MB), which is why a new drive shows slightly less space than advertised.
Tips
- Use the swap button to convert GB back to MB.
- Choose 0 to 6 decimals; the full-precision value is used internally.
- The side panel also shows the value in every other unit of the same type.
Why use this converter
It is free, needs no sign-up and runs entirely in your browser, so it keeps working even offline once the page is loaded. Need the opposite? Use the GB to MB converter or the full unit converter.
Features
- Instant MB to GB conversion as you type
- Exact factor: 1 MB = 0.000977 GB
- Quick conversion table of common values
- Swap button for GB to MB
- Choose 0 to 6 decimal places
- Works offline in your browser
Frequently asked questions
How many GB are in one megabyte?
One megabyte equals 0.000977 GB.
How do I convert MB to GB?
Multiply the number of MB by 0.000977. For example, 64 MB = 0.0625 GB.
What is 256 MB in GB?
256 MB equals 0.25 GB.
Is the conversion exact?
Yes. The tool uses the internationally defined conversion factor and only rounds the displayed result to the decimals you choose.