Pressure Converter

Unit converter

Pressure Converter

Convert between 20 pressure units instantly. Select your units from the Builder tab or type a conversion like "100 cm to inches" in the AI input. Every conversion shows the full step-by-step calculation.

This converter covers all standard pressure units including metric and imperial systems. Use the reference table below to see how each unit relates to the base unit (pascal).

Complete list of Pascal Pressure conversions
Pressure units reference
UnitSymbolpascal
Atmosphereatm101325
Barbar100000
Centimeter of MercurycmHg1333.22
Centimeter of WatercmH₂O98.0665
Decibardbar10000
GigapascalGPa1000000000
HectopascalhPa100
Inch of WaterinH₂O249.089
Kilogram-force per cm²kgf/cm²98066.5
KilopascalkPa1000
MegapascalMPa1000000
MicropascalµPa1 × 10⁻⁶
Millibarmbar100
PSF (lb/ft²)psf47.8803
PSIpsi6894.76
PascalPa1
Technical Atmosphereat98066.5
TorrTorr133.322
inHginHg3386.39
mmHgmmHg133.322
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