Convert standard atmospheres (atm) to bar.
Edit either value. Decimals and scientific notation supported.
No units found. Try a name or symbol.
No units found. Try a name or symbol.
1 atm ≈ 1.01325 bar
Precision changes displayed rounding, not calculation accuracy.
bar = atm × 1.01325bar = atm × 1.01325
Multiply the atm reading by 1.01325.
1 atm ≈ 1.01325 bar
1 × 1.01325 ≈ 1.01325
2 atm ≈ 2.0265 bar
2 × 1.01325 ≈ 2.0265
No. Unit conversion preserves the original pressure reference. Converting a gauge reading to absolute pressure additionally requires the applicable atmospheric pressure.
Fixed reference · Standard atmosphere to Bar
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
| Standard atmosphere (atm) | Bar (bar) |
|---|---|
| 0 | 0 |
| 0.1 | 0.101325 |
| 0.5 | 0.506625 |
| 1 | 1.01325 |
| 2 | 2.0265 |
| 5 | 5.06625 |
| 10 | 10.1325 |
| 25 | 25.33125 |
| 50 | 50.6625 |
| 100 | 101.325 |
| 1000 | 1013.25 |
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