The verdict: On longevity they're evenly matched (very long (10-12h) vs very long (10-12h)) — skin chemistry will decide. They live in the same scent territory — tobacco and vanilla against tobacco and honey — which is exactly why people cross-shop them. Xerjoff Naxos stretches into spring, which Parfums de Marly Herod can't cover as well.
Parfums de Marly Herod (Eau de Parfum, 2012) against Xerjoff Naxos (Eau de Parfum, 2015): They share a tobacco-vanilla backbone, which is why shoppers cross-shop them constantly. Here's the honest, note-by-note breakdown — longevity, sillage, seasons, and who each one is actually for.
Parfums de Marly · Eau de Parfum · 2012 · Men's
Accords: tobacco · vanilla · warm spicy · woody · cinnamon · sweet
Top: Cinnamon, Pink Pepper · Heart: Osmanthus, Incense, Cinnamon · Base: Tobacco Leaf, Vetiver, Vanilla, Labdanum, Cedar, Patchouli
Longevity: very long (10-12h) · Sillage: strong
Seasons: fall, winter · Best for: night out, date night, special occasion
Full Parfums de Marly Herod breakdown · Check price on Amazon
Xerjoff · Eau de Parfum · 2015 · Men's
Accords: tobacco · honey · vanilla · warm spicy · aromatic · sweet
Top: Bergamot, Lavender, Lemon · Heart: Cinnamon, Honey, Jasmine, Clary Sage · Base: Tobacco, Vanilla, Tonka Bean
Longevity: very long (10-12h) · Sillage: strong
Seasons: fall, winter, spring · Best for: date night, night out, special occasion, office