GB to MB Converter
Convert gigabytes to megabytes, with both decimal and binary definitions shown clearly.
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What does the GB to MB Converter do?
A 2 GB file is 2,000 MB in decimal units — the system used by phones, data plans and drive packaging — or 2,048 MiB in binary units. The converter includes both GB and GiB so you can convert exactly what you need, and the table shows KB, MB and MiB equivalents at once.
How to use the GB to MB Converter
- Enter the size in GB or GiB.
- Choose the target unit.
- Read the result and the table.
Examples
Data bundle
5 GB = 5,000 MB.
Windows
5 GiB = 5,120 MiB.
Common use cases
- Checking how many MB are in a data package
- File upload limits
- Storage planning
Features and benefits
- Private by design — your data is processed on your device and never uploaded.
- Free with no account, no watermark and no usage limits.
- Works on phones, tablets and desktops in any modern browser.
Limitations to know
- Labels on different devices may follow different conventions.
Frequently asked questions
How many MB is 1 GB?
1,000 MB (decimal) or 1,024 MiB (binary).
How many MB is 0.5 GB?
500 MB in decimal.
What does GiB mean?
Gibibyte, the binary unit of 1,024³ bytes.
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