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3 gigabytes to megabytes

3,000 MB

3 GB = 3,000 MB.

megabytes

3,000MB

3 GB = 3,000 MB

The short answer

How many megabytes is 3 gigabytes?

3 GB = 3,000 MB. 1 gigabyte = 1,000.000000 megabytes, so the working is 3 × 1,000.000000 = 3,000.

The working

The factor below is an exact definition rather than a measurement, so nothing is approximated in the arithmetic. The only rounding on this page happens where a number is displayed.

1 gigabyte = 1,000.000000 megabytes
3 × 1,000.000000 = 3,000

How much precision do you need?

Each row is the same answer cut at a different number of decimals, with what that choice costs you. Pick the shortest row whose error is smaller than whatever you are measuring with.

Rounded toAnswer (MB)Off by
Whole number3,000exact
1 decimal3,000.0exact
2 decimals3,000.00exact

Round trip: take 3,000 MB back the other way and you land on 3.0000 GB — a drift of 0.0000 GB. That gap is the rounding, not the conversion.

What 3 GB looks like

3 GB

Netflix's own figures put high definition streaming at up to 3 GB for every hour watched.

Frequently asked questions

What is 3 gigabytes in megabytes?

3 gigabytes is 3,000 megabytes. 1 gigabyte = 1,000.000000 megabytes, so the working is 3 × 1,000.000000 = 3,000.

How accurate is 3,000 MB?

Rounding to 3,000 MB and converting straight back gives 3.0000 GB, a drift of 0.0000 GB from the 3 you started with. The factor itself is exact; every bit of that difference comes from the rounding, not the conversion.

Nearby values

Any value at all

GB to MB Converter

Gigabytes to megabytes — sizing a data plan, a download, or a backup.

Open the gb to mb converter