If you want to compare tailoring and budget on the same day, you can use department stores around Haussmann as a starting point; if you are active on the Left Bank that day, you can consider Le Bon Marché. The specific brand, size and inventory need to be checked in the mall's catalog of the day. Just because a brand has a counter somewhere does not mean that all styles are available.
Product samples can help establish a budget. In the inquiry on October 25, the Sandro short poplin shirt was 175 euros, the Maje detachable tie shirt was 195 euros, and the A.P.C. short oxford shirt was 185 euros. They are not exactly the same product, and it is not appropriate to directly judge which brand is the cheapest based on this.
If you have already determined that you want to see a certain Sézane style, independent stores and specific product information are more worthy of priority. Save the style name, color and size before going to the store, and then ask if you can try it on, which can reduce the need to move back and forth across the city for a name.
The last step of Paris brand shopping should focus on use and service. Ask about the return and exchange conditions corresponding to the purchasing channel, confirm the clothing care methods, and then link the price with your wearing frequency. Buying in Paris does not automatically mean a better deal on every item, actual items and order conditions are the basis for comparison.