GB to MB Converter
Convert GB to MB for file sizes, storage plans, memory cards, and download estimates.
decimal MB = GB x 1000. binary MiB = GiB x 1024.
Real-time browser calculation. Assumptions can affect image, AI, cooking, and data results.
Formula and examples
MB = GB x 1000. MiB = GiB x 1024.
| Example | Reference |
|---|---|
| 1 GB = 1000 MB decimal. | Practical workflow value |
| 1 GiB = 1024 MiB binary. | Practical workflow value |
| 5 GB = 5000 MB decimal. | Practical workflow value |
Common mistakes
- GB and GiB are not exactly the same.
- Storage packaging commonly uses decimal values.
- For internet speed, use bits per second rather than bytes if the unit is Mbps.
Frequently asked questions
How many MB are in 1 GB?
Decimal storage uses 1000 MB in 1 GB.
How many MB are in 5 GB?
5 GB equals 5000 MB in decimal storage.
Why do computers show a different number?
Operating systems may use binary units while labels use decimal units.
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