GB to MB Converter
Free online GB to MB converter. Instantly convert gigabytes to megabytes with formula, conversion table, and step-by-step examples.
Reviewed by UnitKick Editorial Team · Last updated
Conversion Table
| Gigabyte (GB) | Megabyte (MB) |
|---|---|
| 0.5 | 512 |
| 1 | 1,024 |
| 2 | 2,048 |
| 10 | 10,240 |
| 100 | 102,400 |
How to Convert Gigabyte to Megabyte
To convert gigabyte to megabyte, use the following formula:
MB = GB × 1024
Example: Convert 0.5 GB to MB:
0.5 GB = 512 MB
When to Use This GB to MB Converter
Use this gigabytes to megabytes converter when comparing storage limits, upload caps, downloads, and backup sizes.
- Checking whether files fit inside an upload or email size limit.
- Estimating media libraries, backups, and cloud storage needs.
- Comparing device storage with app, game, or dataset sizes.
The formula: MB = GB × 1024
Practical example: This converter uses binary storage math, where 1 GB equals 1024 MB.
Free Online Conversion Steps
Step 1: enter your GB value. Step 2: read the MB result.
This online converter is free. It shows the answer, formula, and common values.
Unit Conversion Formula
MB = GB × 1024.
Keep extra digits while you calculate. Round only your final answer.
Unit Type and Name
GB and MB are units in the data storage category.
Use the full converter name when you need a clear source: GB to MB Converter.
HTTPS Privacy Note
UnitKick loads over HTTPS. The conversion runs in your browser. Your value is not sent to a login form.
Accuracy and Rounding Notes
This tool uses binary-based storage steps for KB, MB, GB, and TB. Some vendors use decimal marketing units, so labels can differ.
When comparing device capacity with operating-system reports, check whether the source uses binary or decimal units.
Measurement Standards
UnitKick checks key formulas against public measurement sources. NIST provides guidance in the United States. BIPM maintains the SI unit reference.