Dior  Sauvage  Eau de  Parfum  - vs - Parfum 

In a hierarchy, perfume is the most potent, then Eau de Parfum, Eau de Toilet, and Eau de Cologne. All slightly diluted versions of the original.

Sauvage EDP

Sauvage EDP is perfect for longevity. Lingering for 6-8 hours without being overpowering. This means quality of the ingredients - top marks for performance.