---
title: "Standard atmospheres to Bar Converter | Numequo"
description: "Convert standard atmospheres to bar. Atmospheres and bar both express pressure, for example in laboratory data or diving equipment specifications."
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---
[Numequo](https://www.numequo.com/) › [Conversion](https://www.numequo.com/conversion/) › [Pressure](https://www.numequo.com/conversion/pressure/)

# Standard atmospheres to Bar Converter

Enter a value in standard atmospheres to get its equivalent in bar. Use the inverse button to switch conversion direction.

## Input data

- **Standard atmospheres** - type: number; default: 1; step: 0.01

## How it works

bar = atm × 1.01325.

## Quick examples

- **1 atm → 1.01325 bar** - Standard atmospheres: 1
- **2 atm → 2.0265 bar** - Standard atmospheres: 2
- **10 atm → 10.1325 bar** - Standard atmospheres: 10

## Understanding your result

The result expresses the value entered in standard atmospheres as bar. One standard atmosphere is about 1.01325 bar, not exactly one bar.

Last verified: 29 September 2026 (2026-09-29)

## Frequently asked questions

### How do I convert standard atmospheres to bar?

bar = atm × 1.01325.

### What does 1 atm equal in bar?

1 atm equals 1.01325 bar.

### When is a standard atmospheres to bar conversion useful?

Atmospheres and bar both express pressure, for example in laboratory data or diving equipment specifications.

## Related calculators

- [Bar to Standard atmospheres Converter](https://www.numequo.com/conversion/pressure/bar-to-atmospheres-converter/) - Convert bar to standard atmospheres. Atmospheres and bar both express pressure, for example in laboratory data or diving equipment specifications.
- [Bar to Pounds per square inch Converter](https://www.numequo.com/conversion/pressure/bar-to-psi-converter/) - Convert bar to pounds per square inch. Tire pressures and compressor specifications may be printed in bar or psi.
- [Pounds per square inch to Bar Converter](https://www.numequo.com/conversion/pressure/psi-to-bar-converter/) - Convert pounds per square inch to bar. Tire pressures and compressor specifications may be printed in bar or psi.
- [Kilopascals to Pounds per square inch Converter](https://www.numequo.com/conversion/pressure/kilopascals-to-psi-converter/) - Convert kilopascals to pounds per square inch. Pressure specifications for tires and equipment can use the SI unit kPa or the imperial unit psi.
- [Pounds per square inch to Kilopascals Converter](https://www.numequo.com/conversion/pressure/psi-to-kilopascals-converter/) - Convert pounds per square inch to kilopascals. Pressure specifications for tires and equipment can use the SI unit kPa or the imperial unit psi.

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