Relativistic Kinetic Energy Calculator

Calculate kinetic energy at relativistic speeds

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Formulas

Relativistic KE: KE = (γ - 1)m₀c²

Total Energy: E = γm₀c²

Classical KE: KE = ½m₀v²

The classical formula underestimates kinetic energy at relativistic speeds.

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Editorial Note

MyCalcBuddy Editorial Team

This page is maintained as an educational calculator reference.

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Formula Source: University Physics

by Young & Freedman

🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.