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?.
Taylor of London - Chique Fragrance for Women- 75ml Body Spray, by Milton-Lloyd
Taylor of London Chique Concentrated Cologne Fragrance Spray for Her 100ml
Milton-Lloyd Taylor of London Chique - Fragrance for Women - 50ml Cologne Spray
Taylor Of London Chique Women Eau De Parfum Cologne Body Spray Milton Lloyd
Taylor Of London Chique Concentrated Cologne 100ml Spray - Brand New
2 x 50ml Cologne Spray Taylor of London - Chique Fragrance for Women