Skip to content
ConvertMyStuff
Tool

MB to GB Converter

Convert megabytes to gigabytes using binary (1024-based) units.

Unit Converters

What this tool does

Convert digital storage from megabytes to gigabytes using binary (IEC) units.

How to use

  1. Enter the size in megabytes.
  2. View the gigabytes result instantly.
  3. Use the reverse converter link for GB to MB.

Formula

gigabytes = megabytes ÷ 1024

Examples

512 megabytes

Input: 512

Output: 0.5

512 ÷ 1024 = 0.5 gigabytes.

Learn more

Digital storage sizing

Storage labels sometimes use decimal gigabytes (1 GB = 1,000 MB) while operating systems may report binary gibibytes.

Always confirm which convention your device or cloud provider uses when comparing free space.

Common use cases

  • Convert download sizes for storage planning
  • Translate memory specs to gigabytes
  • Estimate file batches for backup capacity

FAQ

Does this use 1024 or 1000?

This tool uses binary units where 1 GB = 1024 MB.

Can I convert GB back to MB?

Yes. Use the GB to MB converter.

Is this for RAM and file sizes?

Yes. Binary MB/GB is common for memory and many file size displays.

Source notes

  • Binary conversion: 1 gigabyte (GB) = 1024 megabytes (MB).

Browse all tools →

Last reviewed: 2026-05-23