Buoyancy Calculator

Calculate buoyant force using Archimedes' principle.

Buoyancy Calculator

Archimedes' Principle: Fb = rho x V x g

Solve ForBuoyant Force (Fb)Fluid Density (rho)Displaced Volume (V)

Fluid Density (kg/m³)

Fresh WaterSeawaterOlive OilMercuryGasolineEthanol

Displaced Volume (m³)

Object Mass (kg, optional)