🔄 Data Updated2026-07-19
Gigabytes to Megabytes Converter.
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Quick answer
1 gigabyte = 1,000 megabytes. To convert gigabytes to megabytes, multiply by 1,000. So 10 GB = 10,000 MB. The reverse: 1 megabyte = 0.001 gigabytes.
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Unit Converter
1,000
1 GB = 1,000 MB
1 GB = 1,000 MB · category base: byte
✨ Live · 6 categories, 45+ units. US customary volumes shown; UK/imperial gallons and cups differ.
🔢 Quick reference
Gigabytes to Megabytes conversion table.
GB → MB
| 1 GB | 1,000 MB |
| 2 GB | 2,000 MB |
| 5 GB | 5,000 MB |
| 10 GB | 10,000 MB |
| 50 GB | 50,000 MB |
| 100 GB | 100,000 MB |
| 250 GB | 250,000 MB |
| 500 GB | 500,000 MB |
| 1,000 GB | 1,000,000 MB |
| 2,000 GB | 2,000,000 MB |
MB → GB
| 1 MB | 0.001 GB |
| 2 MB | 0.002 GB |
| 5 MB | 0.005 GB |
| 10 MB | 0.01 GB |
| 50 MB | 0.05 GB |
| 100 MB | 0.1 GB |
| 250 MB | 0.25 GB |
| 500 MB | 0.5 GB |
| 1,000 MB | 1 GB |
| 2,000 MB | 2 GB |
❓ FAQ
GB to MB FAQ.
How many megabytes are in a gigabyte?
One gigabyte equals 1,000 megabytes. So to convert, multiply the number of gigabytes by 1,000. For instance, 10 gigabytes = 10,000 megabytes.
How do I convert gigabytes to megabytes?
Multiply the gigabyte value by 1,000. Worked example: 10 GB × 1,000 = 10,000 MB. To go the other way, divide by 1,000 (or multiply by 0.001).
How many gigabytes are in a megabyte?
One megabyte = 0.001 gigabytes. Gigabytes are typically used for mobile data plans, storage and video, and megabytes for photos, songs and app sizes, so this reverse conversion comes up whenever you switch between the two systems.
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