Fragrance 101: Cologne vs. Eau De Toilette vs. Eau De Parfum (Differences Explained!) Published on May 11, 2022 by Susannah Pask · Men's CologneAre you curious about the differences between cologne, parfum and eau de toilette? Read on to learn everything you need to know. about Fragrance 101: Cologne vs. Eau De Toilette vs. Eau De Parfum (Differences Explained!)