File & Data Converters
GB to MB Converter
Enter a value in gigabytes to convert it to megabytes, or switch units to convert the other way.
1 Gigabytes = 1,000 Megabytes
All Gigabytes conversions
Kilobytes
1,000,000
Megabytes
1,000
Terabytes
0.001
Kibibytes
976,562.5
Mebibytes
953.674316
Gibibytes
0.931323
How to use this tool
- 1Enter a value in gigabytes.
- 2The result in megabytes updates instantly.
- 3Use the swap button to convert megabytes to gigabytes instead.
Frequently asked questions
How many MB is 2.5 GB?+
2.5 gigabytes is 2,500 megabytes using the decimal (SI) definition.