---
title: "Megabytes to Gigabytes — MB to GB converter"
description: "1 megabyte = 0.001 gigabytes. Convert megabytes to gigabytes with a full conversion table, the exact formula, and a calculator for any value."
url: https://atoneplace.net/convert/mb-to-gb/
site: "At One Place"
---

# Megabytes to gigabytes

**1 megabyte in gigabytes: 1 MB = 0.001 GB**

GB = MB × 0.001

To convert megabytes to gigabytes, multiply by 0.001. The table below gives the values people look up most often, and the converter works for any number.

## Megabytes to gigabytes table

*Common megabyte values converted to gigabytes.*

| Megabytes | Gigabytes |
| --- | --- |
| 1 MB | 0.001 |
| 2 MB | 0.002 |
| 3 MB | 0.003 |
| 4 MB | 0.004 |
| 5 MB | 0.005 |
| 10 MB | 0.01 |
| 15 MB | 0.015 |
| 20 MB | 0.02 |
| 25 MB | 0.025 |
| 30 MB | 0.03 |
| 40 MB | 0.04 |
| 50 MB | 0.05 |
| 75 MB | 0.075 |
| 100 MB | 0.1 |
| 250 MB | 0.25 |
| 500 MB | 0.5 |
| 1,000 MB | 1 |

## How the conversion works

The relationship is GB = MB × 0.001. Both units measure data, so the conversion is a fixed factor that never changes.

> Megabyte: Decimal: 1,000,000 bytes.

## Common questions

### How many gigabytes are in one megabyte?

One megabyte equals 0.001 gigabytes. GB = MB × 0.001.

### How do you convert megabytes to gigabytes?

Use GB = MB × 0.001. So 10 MB is 0.01 GB.

### How many megabytes are in one gigabyte?

One gigabyte equals 1,000 megabytes, which is the reverse of the conversion above.

### Is there more than one kind of megabyte?

Decimal: 1,000,000 bytes.

## Related pages

- [Gigabytes to Megabytes](https://atoneplace.net/convert/gb-to-mb/)
- [Megabytes to Bytes](https://atoneplace.net/convert/mb-to-bytes/)
- [Megabytes to Kilobytes](https://atoneplace.net/convert/mb-to-kb/)
- [Megabytes to Terabytes](https://atoneplace.net/convert/mb-to-tb/)
- [Megabytes to Bits](https://atoneplace.net/convert/mb-to-bits/)
- [Megabytes to Megabits](https://atoneplace.net/convert/mb-to-megabits/)

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)
- Calculated on this page — At One Place (/about/)