Pressure Conversions

1 Millibar =
100 Pascals
(exact result)
A millibar is a unit of pressure equal to 1/1000th of a bar, or 100 pascals. Barometric pressure readings are often given in millibars.
A pascal is the standard unit of pressure. A pascal is defined as a force of one newton over an area of one square meter.

Pressure Conversion Tables

(some results are rounded)
1 Atmosphere =
1.0133 bars
29.921 inches of mercury
1,013.3 millibars
101,325 pascals
14.696 pounds per square inch
625 torrs
1 Bar =
0.98692 atmospheres
29.530 inches of mercury
1,000 millibars
100,000 pascals
14.504 pounds per square inch
616.83 torrs
1 Inch of Mercury =
0.033421 atmospheres
0.033864 bars
33.864 millibars
3,386.4 pascals
0.49115 pounds per square inch
20.888 torrs
1 Millibar =
0.000987 atmospheres
0.001 bars
0.02953 inches of mercury
100 pascals
0.014504 pounds per square inch
0.61683 torrs
1 Pascal =
1 x 10-5 atmospheres
1 x 10-5 bars
0.000295 inches of mercury
0.01 millibars
0.000145 pounds per square inch
0.006168 torrs
1 Pound per Square Inch =
0.068046 atmospheres
0.068948 bars
2.0360 inches of mercury
68.948 millibars
6,894.8 pascals
42.529 torrs
1 Torr =
0.0016 atmospheres
0.001621 bars
0.047874 inches of mercury
1.6212 millibars
162.12 pascals
0.023514 pounds per square inch