MB to GB Converter
Convert megabytes to gigabytes in your browser, with a full reference table and the formula behind it. Free, instant, no sign-up.
How to convert megabytes to gigabytes
gigabytes = megabytes × 0.001
One megabyte is 0.001 gigabytes, so any conversion is a single multiplication. To go the other way, divide by 0.001 instead. The converter above is already set to megabytes and gigabytes, so you can type any value and read the answer straight away.
MB to GB conversion table
Common values, worked out in advance:
| Megabytes (MB) | Gigabytes (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 |
| 500 MB | 0.5 GB |
| 1,000 MB | 1 GB |
| 2,000 MB | 2 GB |
The quick mental version
For a rough answer without a calculator, remember that 1 GB is about 1,000 MB. That is usually close enough for shopping, travel and DIY, and the converter above gives you the exact figure when it matters.
Related conversions
GB to TB CM to Inches Inches to CM Feet to Meters Meters to Feet KM to Miles All Unit Converters
Frequently asked questions
How many gigabytes are in 1 MB?
One MB is 0.001 GB. The table above covers the values people look up most often.
What is the formula to convert megabytes to gigabytes?
gigabytes = megabytes × 0.001. One megabyte is 0.001 gigabytes, so any conversion is a single multiplication. To go the other way, divide by 0.001 instead.
Is this mb to gb converter accurate?
Yes. It uses the exact internationally defined conversion factors and calculates in your browser, so nothing is rounded until the result is displayed.
Can I convert gigabytes back to megabytes here?
Yes. Use the swap button in the converter to reverse the direction, or pick any other pair of units from the two dropdowns.