There is a difference.
Arctic Fox is the high-end outdoor brand with the leading market share in Sweden. It is the brand used by the Swedish royal family and is also the only outdoor brand that has won the honor of being used by the Swedish royal family. The Arctic Fox brand has been established for more than 50 years, and its sales network has spread all over the world. Fjallraven is Swedish, "Fjall" means "Arctic", "Raven" means "fox" in Swedish, and the Chinese name of "Fjallraven" is "Arctic Fox".
Dickies is an American workwear and casual wear brand that became a registered trademark of Williamson-Dickie in 1926. It mainly targets fashionistas aged 20-35, and its overalls, overalls, jumpsuits, and hoodies are quite popular among young people.