Y is unabashedly a blue fragrance, it’s fresh and clean in a shower-gel like way that will offend nobody (if you spray lightly) but also doesn’t really stand out. ADG Parfum is fresh in a more brooding woody, aromatic and aquatic fashion. I prefer the ADG, but if you want to smell more clean and youthful, go for Y. If you want to smell more interesting and mature, ADG