Here at Fab, British beauties and style icons Alexa Chung and Sienna Miller have each claimed a place in our fashion hearts. They're both a go-to source for style inspiration, whether they're gracing a red carpet or passing through Heathrow — Alexa for her tomboy-eclectic ways, Sienna for her effortless-chic. But, when it comes to picking a favorite, we're a little divided here in the office; that's why we're leaving it up to you! Click through for 25 of Sienna and Alexa's memorable fashion moments, then cast your vote for the Brit with the best style sense.
Image Source: Getty