Pressure Converter
Compare automotive, weather, HVAC, and engineering pressure readings including psi, bar, kPa, atm, torr, mmHg, and inHg.
Results update as you type, and you can swap the source and target units at any time.
Quick Starts
Common Conversions
1 bar = 14.503773773022 psi
Bar to Pounds per Square Inch
1 atm = 101.325 kPa
Standard Atmosphere to Kilopascal
35 psi = 241.31650526088 kPa
Pounds per Square Inch to Kilopascal
1 MPa = 145.037737730217 psi
Megapascal to Pounds per Square Inch
760 Torr = 1 atm
Torr to Standard Atmosphere
29.92 inHg = 1013.207336842094 hPa
Inch of Mercury to Hectopascal
Units In This Converter
Pa
Pascal
hPa
Hectopascal
kPa
Kilopascal
MPa
Megapascal
bar
Bar
psi
Pounds per Square Inch
atm
Standard Atmosphere
Torr
Torr
mmHg
Millimeter of Mercury
inHg
Inch of Mercury
Using This Tool
Convert common pressure readings used in automotive, weather, HVAC, and engineering work, including psi, bar, kPa, atm, torr, and mercury-based units.
Related Tools
Length
Switch between meters, feet, inches, yards, miles, nautical miles, and kilometers in one length converter.
Mass
Switch between kilograms, pounds, ounces, grams, stone, metric tons, and other common mass units.
Volume
Compare liters, milliliters, cups, fluid ounces, pints, quarts, and both US and UK gallons.
Area
Compare square feet, square meters, acres, hectares, square yards, and other common area units.
FAQ
One bar is about 14.5037738 psi.
One standard atmosphere is exactly 101.325 kilopascals.