Convert bar to atmospheres quickly and accurately using this free online converter
Used for tire pressure, hydraulic systems, scuba diving, and industrial equipment ratings.
💡 The US and UK typically use PSI (pounds per square inch); most of the world uses bar for tire and equipment pressure.
atm = bar × 0.986923
Example: 1 bar × 0.986923 = 0.986923 atm
Use PSI for US/UK vehicles and equipment; bar for international and metric specifications.
Common uses: tire inflation, hydraulics, and pressure gauges.
How do I convert bar to atm?
Multiply the value in Bar by 0.986923. For example: 10 bar = 9.8692 atm.
When should I use Atmospheres instead of Bar?
Use PSI for US/UK vehicles and equipment; bar for international and metric specifications.
Is this converter accurate?
Yes. We use internationally recognized conversion factors, updated to current standards.
| Bar (bar) | Atmospheres (atm) |
|---|---|
| 1 bar | 0.986923 atm |
| 2 bar | 1.9738 atm |
| 5 bar | 4.9346 atm |
| 10 bar | 9.8692 atm |
| 20 bar | 19.7385 atm |
| 50 bar | 49.3462 atm |
| 100 bar | 98.6923 atm |