The site analysed every outfit worn in public by both duchesses over the last three months and compared their popularity.

They found shoppers had dropped £6,305 of their hard-earned income on outfits worn by the Duchess of Cambridge, increasing global fashion searches by 86 percent.

Her outfits were also three times more likely to sell out, with 14 of 16 doing so, while just one of six of the Duchess of Sussex’s did.

She also inspired shoppers to spend just £1,105 on her more casual attire, generating 35 percent of search interest.