---
title: "Megabits to Gigabits — Mb to Gb converter"
description: "1 megabit = 0.001 gigabits. Convert megabits to gigabits with a full conversion table, the exact formula, and a calculator for any value."
url: https://atoneplace.net/convert/megabits-to-gigabits/
site: "At One Place"
---

# Megabits to gigabits

**1 megabit in gigabits: 1 Mb = 0.001 Gb**

Gb = Mb × 0.001

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

## Megabits to gigabits table

*Common megabit values converted to gigabits.*

| Megabits | Gigabits |
| --- | --- |
| 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.

## Common questions

### How many gigabits are in one megabit?

One megabit equals 0.001 gigabits. Gb = Mb × 0.001.

### How do you convert megabits to gigabits?

Use Gb = Mb × 0.001. So 10 Mb is 0.01 Gb.

### How many megabits are in one gigabit?

One gigabit equals 1,000 megabits, which is the reverse of the conversion above.

## Related pages

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

## 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/)