A little cheaper. Sports brand products can be about 20% cheaper if they are not discounted. But in the United States, shopping for fun is subject to consumption tax, which is different every week. The commodity price in new york is 8.8875%, which is higher in California, so it is not much cheaper on the whole.
Domestic and foreign price differences are relatively high-end brands, such as BOSS and Armani, which are more than 20% cheaper, but LV and prada are similar to domestic prices.