The differences are the amount or the concentration of oils that are in the scents. The higher the concentration of oils, the longer your scent will last, and the less you should need to apply. Are all of your products genuine?.
Burberry Weekend Eau de Parfum Spray 30ml Womens Perfume Floral Scent
Burberry Weekend Eau de Parfum Spray for Women 100 ml BUR72 Multicoloured
Burberry Weekend Eau De Toilette For Men 100ml Edt Spray Fragrance Sealed
Burberry Weekend Eau de Parfum 100ml Spray New & Sealed
Oriflame Eclat Femme Weekend Eau de Toilette, 50ml
Oriflame Eclat Femme Weekend Eau de Toilette parfum 50 ml brand new