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Convert Gigabyte to Megabyte (GB to MB)

Accurate in-browser conversion between gigabytes and megabytes. Includes live mathematical calculation, step-by-step conversion formula, and comprehensive conversion table.

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Quick Answer: 1 GB to MB

1 Gigabyte (GB) equals 1,024 Megabytes (MB)

Standard Formula: 1 GB = 1,024 MB

GB
1,024
MB
Formula:1 GB = 1,024 MB
Swap (MB to GB)

Quick Gigabyte to Megabyte reference table

Calculated reference ladder from 1 to 1,000 gigabytes.

Gigabyte (GB)Megabyte (MB)
1 GB1,024 MB
2 GB2,048 MB
5 GB5,120 MB
10 GB10,240 MB
20 GB20,480 MB
25 GB25,600 MB
50 GB51,200 MB
100 GB102,400 MB
250 GB256,000 MB
500 GB512,000 MB
1,000 GB1,024,000 MB

This converter runs entirely in your browser using local JavaScript arithmetic. Nothing you calculate is uploaded, logged, or sent to any server.

How to convert Gigabytes to Megabytes

To convert any quantity from gigabytes (GB) to megabytes (MB), use the conversion ratio of 1,024. Multiplying your value in gigabytes by this multiplier directly provides the equivalent in megabytes without loss of mathematical precision.

Worked Example

Sample calculation: 10 gigabytes

10 × 1,024 = 10,240 MB

Why use OmniTools in-browser converters?

  • Zero Server Latency: All mathematical calculations occur instantaneously in your web browser.
  • 100% Private: No values, numbers, or inputs are tracked or transmitted over the network.
  • Instant Bi-directional Switching: Seamlessly swap between GB and MB with one click.

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