MB to GB Converter
Convert megabytes to gigabytes instantly using our digital storage conversion calculator.
MB to GB Conversion Reference Chart
Here is a quick reference chart showing how common file sizes in Megabytes (MB) convert into Gigabytes (GB), calculated in both standard binary (1024 bytes) and decimal (1000 bytes) formats:
| Megabytes (MB) | Gigabytes (GB) - Binary | Gigabytes (GB) - Decimal |
|---|---|---|
| 0.5 MB | 0.000488 GB | 0.0005 GB |
| 1 MB | 0.000977 GB | 0.001 GB |
| 2 MB | 0.001953 GB | 0.002 GB |
| 5 MB | 0.004883 GB | 0.005 GB |
| 10 MB | 0.009766 GB | 0.01 GB |
| 20 MB | 0.019531 GB | 0.02 GB |
| 40 MB | 0.039063 GB | 0.04 GB |
| 50 MB | 0.048828 GB | 0.05 GB |
| 100 MB | 0.097656 GB | 0.1 GB |
| 500 MB | 0.488281 GB | 0.5 GB |
MB to GB Conversion Reference Chart
Use this quick reference chart to see how common file sizes in Megabytes (MB) convert into Gigabytes (GB), calculated in both binary and decimal formats.
About the MB to GB Converter
Going from megabytes up to gigabytes usually means you're trying to make sense of a large total — a folder of photos, a downloaded video library, or a stack of documents that individually seem small but add up fast. The math is fixed: divide your MB figure by 1,024 to get GB in the binary system your computer uses, or by 1,000 for the decimal figure used on storage packaging.
Why This Conversion Comes Up So Often
Adding up a photo or document collection.
A folder of a few hundred phone photos, each 3-5 MB, can quietly cross into multiple GB without you noticing — this converter helps you check the running total before you hit a storage or upload limit.
Comparing cloud storage plans.
Free tiers from Google Drive, iCloud, and similar services are usually quoted in GB, but the individual files you're uploading are measured in MB — converting between the two makes it easier to estimate how much of your plan a given batch of files will actually use.
Frequently Asked Questions
How many GB are in 1 MB?
1 MB equals approximately 0.000977 GB (divide by 1,024). Conversely, 1 GB equals 1,024 MB.
How do I estimate how much cloud storage a batch of photos will use?
Multiply your average photo size in MB by the number of photos, then divide by 1,024 to get the total in GB — this gives a quick estimate before you start an upload.
Can this tool convert an actual file?
This calculator converts numbers. To shrink a real file to a specific target size, use our Compress Image tool.