Comparing the two fragrances…

Guerlain

The Woods Collection
Xi'An
Dancing Leaves
Shared character
Both Xi'An and Dancing Leaves belong to the floral family and feature shared notes of sandalwood, floral notes, and blossoms. They both exhibit woody, floral, earthy, creamy, aromatic, and warm spicy accords.
How they differ
Xi'An includes bamboo and is characterized by green, fresh, powdery, and balsamic accords. Dancing Leaves contains rose, geranium, patchouli, green notes, green leaves, white blossoms, leaves, African geranium, and white flowers, presenting smoky, resinous, fresh spicy, patchouli, and rose accords.
Who each suits
Xi'An suits those who prefer fresh, powdery, and balsamic profiles. Dancing Leaves suits those who prefer smoky, resinous, and rose-centric profiles.