Comparing the two fragrances…

Azzaro

Inessance
Onyx
Nuit D'Évasion
Shared character
Both Onyx and Nuit D'Évasion belong to the Aromatic Fougere family and share a common olfactory profile consisting of bergamot, cedarwood, sandalwood, geranium, musk, vetiver, cardamom, patchouli, and juniper berries.
How they differ
Onyx features a wider array of notes, including oakmoss, benzoin, amber, leather, coriander, lavender, green apple, lime, anise, caraway, mandarin orange, and basil, which contribute to citrus, woody, spicy, amber, aromatic, fresh spicy, lavender, patchouli, and warm spicy accords. Nuit D'Évasion is distinguished by the addition of grapefruit.
Who each suits
Onyx suits those who prefer a complex profile involving leather, amber, and various herbal and citrus elements. Nuit D'Évasion suits those looking for a composition centered around the shared aromatic fougere notes with the addition of grapefruit.
Only in Nuit D'Évasion