GB to MB
Convert Gigabyte to Megabyte
Convert Gigabyte to Megabyte instantly with the tool above. The conversion factor is 1,000, meaning 1 gigabyte equals 1,000 megabytes. Type any value and the result updates immediately — no ads, no page reloads, no clutter.
Type a number above. The result updates instantly — no buttons, no reloads.
1 Gigabyte = 1,000 megabytes
1 Megabyte = 0.001 gigabytes
Quick reference
Common gigabytes converted to megabytes at a glance.
| GB | MB |
|---|---|
| 1 | 1,000 |
| 2 | 2,000 |
| 5 | 5,000 |
| 10 | 10,000 |
| 25 | 25,000 |
| 50 | 50,000 |
| 100 | 100,000 |
| 500 | 500,000 |
| 1,000 | 1,000,000 |
How to convert gigabytes to megabytes
To convert a value from gigabytes to megabytes, multiply the gigabyte value by 1,000 megabytes. For example, 10 gigabytes × that factor = 10,000 megabytes.
This gigabyte to megabyte converter runs entirely in your browser, so results appear instantly with no page reload, no advertisements and no sign-up.
Frequently asked questions
How many megabytes are in 1 gigabyte?+
1 gigabyte is equal to 1,000 megabytes.
How do you convert gigabytes to megabytes?+
To convert gigabytes to megabytes, multiply the gigabyte value by 1,000. For example, 10 gigabytes × 1,000 = 10,000 megabytes.
What is the formula to convert gigabytes to megabytes?+
Gigabyte → Megabyte: value × 1,000. Equivalently, 1 gigabyte = 1,000 megabytes.
Is this Gigabyte to Megabyte converter free to use?+
Yes. This gigabyte to megabyte converter is completely free, works instantly in your browser, and contains no advertisements, popups or sign-up.