Pressure Converter

Convert between different units of pressure.

Result
Enter value and select units
kPa
Bar
PSI
atm

Pressure Conversions

Conversion Factors

1 atm = 101.325 kPa = 1.01325 bar = 14.696 psi
1 bar = 100 kPa = 14.5 psi

Common Reference Points

ConditionkPaPSIatm
Standard Atmosphere101.314.71
Car Tire200-25030-352-2.5
Bicycle Tire400-70060-1004-7
Blood Pressure (normal)~13-16~100 mmHg

Applications

  • Weather: Barometric pressure in mbar or inHg
  • Tires: PSI or bar
  • Science: Pascals (SI unit)
  • Diving: atmospheres
  • Medical: mmHg (blood pressure)