---
title: "Mars vs the Sun — size, weight and speed compared"
description: "The Sun is 3,100,000× Mars on weight. Compared on 2 measured properties, with the full range and a source for each."
url: https://atoneplace.net/vs/mars-vs-sun/
site: "At One Place"
---

# Mars vs The Sun

**Mars vs the Sun: The Sun is larger on weight**

The Sun is 3,100,000× Mars on weight.

Mars and the Sun can be compared on 2 measures. The figures below are typical adult or full-size values, with the larger of the two in bold.

## Side by side

*Larger value in bold. Ranges reflect genuine variation, not uncertainty.*

|  | Mars | The Sun |
| --- | --- | --- |
| Weight | 6.417 × 10^23 kg | 1.988 × 10^30 kg |
| Volume | 1.632 × 10^20 m³ | 1.412 × 10^27 m³ |

## What the numbers say

- The Sun is 3,100,000× Mars on weight.
- The Sun is 8,700,000× Mars on volume.

*Weight compared.*

- The Sun: 1.988 × 10^30 kg
- Mars: 6.417 × 10^23 kg

## Mars

The fourth planet from the Sun, about half Earth's diameter and a tenth of its mass.

## The Sun

The star at the centre of the Solar System, holding 99.86% of its total mass.

> This is a comparison of published measurements, nothing more. It describes how two things differ on measures that have been recorded; it does not predict how they would fare against each other in any situation.

## Common questions

### Which is bigger, Mars or the Sun?

The Sun is 3,100,000× Mars on weight. Both figures are typical values; the full range for each is in the table above.

### How do Marss and the Suns compare on volume?

Mars: 1.632 × 10^20 m³. The Sun: 1.412 × 10^27 m³. The Sun is 8,700,000× Mars on volume.

## Related pages

- [Mars vs the Moon](https://atoneplace.net/vs/mars-vs-moon/)
- [Earth vs Mars](https://atoneplace.net/vs/earth-vs-mars/)
- [The Moon vs the Sun](https://atoneplace.net/vs/moon-vs-sun/)
- [Earth vs the Sun](https://atoneplace.net/vs/earth-vs-sun/)
- [Jupiter vs the Sun](https://atoneplace.net/vs/jupiter-vs-sun/)
- [Jupiter vs Mars](https://atoneplace.net/vs/jupiter-vs-mars/)

## Sources

- NASA — National Aeronautics and Space Administration (https://www.nasa.gov/) [Public domain (US Government)]