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Megabytes to Gigabytes

Last updated: May 31, 2026

Written by Blake Boege

A megabytes to gigabytes converter is a digital data storage utility that translates MB to GB. It uses the binary standard where 1 GB equals 1024 MB (base-2). This binary standard is standard in software applications, memory sizes, and operating systems.

Convert megabytes to gigabytes instantly. Read the conversion answers, the mathematical formula, and browse the reference lookup table.

Quick Answer

Convert Megabytes to Gigabytes instantly. 1 GB is equal to exactly 1024 MB in binary standard.

Direct Conversion

Megabytes to Gigabytes

Bidirectional Megabytes to Gigabytes Converter

Compute exact conversions using standard parameters.

Bidirectional live updates. Enter a number in either field to convert instantly.

Live Conversion

Answer

1 GB

1024 MB = 1 GB

FormulaGB = MB ÷ 1024
Megabytes (MB)1024 MB
Gigabytes (GB)1 GB

Megabytes to Gigabytes Reference Table

Megabytes (MB)Gigabytes (GB)Description
1 MB0.00098 GBSingle high-res image size
100 MB0.09766 GBSmall app download package
500 MB0.48828 GBTypical mobile game update
1,024 MB1.00000 GBExactly one Gigabyte (binary)
5,000 MB4.88281 GBStandard definition movie download
10,000 MB9.76563 GBHigh definition movie download size
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Examples

1024 MB

1 GB

How it works

To convert megabytes (MB) to gigabytes (GB), perform the following calculation: Note that this calculator utilizes the binary standard (base-2, where 1 GB = 1024 MB), which is standard in operating systems like Windows. Some contexts, such as hard drive manufacturers or network speeds, define metric prefixes using decimal values (base-10, where 1 GB = 1000 MB).

Formula

GB = MB ÷ 1024

Method

Multiply megabytes by 0.00097656 to get gigabytes.

Understanding Megabytes to Gigabytes Conversions

Converting measurements between metric and imperial scales, or relative speed, capacity, and computer data benchmarks, is essential in sciences, logistics, engineering, and daily travel. Using standard multipliers guarantees precision and alignment across different measurement systems. Note that this calculator utilizes the binary standard (base-2, where 1 GB = 1024 MB), which is standard in operating systems like Windows. Some contexts, such as hard drive manufacturers or network speeds, define metric prefixes using decimal values (base-10, where 1 GB = 1000 MB).

How to convert megabytes to gigabytes

To perform the conversion manually, use the formula GB = MB ÷ 1024. For example, to convert 100 megabytes into gigabytes, multiply 100 by 0.00097656, yielding 0.09766 GB.

How to convert gigabytes to megabytes

To reverse the conversion, use the formula MB = GB × 1024. For instance, if you have 10 gigabytes, divide 10 by 0.00097656 (or multiply by its reciprocal 1024), which equals 10240 MB.

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Frequently asked questions

Divide the MB value by 1024. For example, 2048 MB = 2048 ÷ 1024 = 2 GB.

In binary standard (used by operating systems), there are 1024 MB in 1 GB. In decimal standard (used by hard drive manufacturers), there are 1000 MB in 1 GB.

Computers naturally calculate in binary (base-2), where 1 GB = 2^10 MB = 1024 MB. Metric prefixes define 'giga' as 10^9 (base-10), meaning 1 GB = 1000 MB. This tool displays the binary standard.