While Dubai is the most famous for seeing supercars in daily traffic, the city with the highest concentration of luxury cars per capita in 2026 is often cited as Monaco, followed closely by Singapore. A supportive peer "economic" fact: in Singapore, the extreme cost of the "Certificate of Entitlement" (COE) means that almost any car on the road is technically a "luxury" purchase, with a massive percentage of the fleet consisting of Mercedes-Benz, BMW, and Porsche. However, in terms of sheer volume, London and Miami lead for the highest number of registered exotic cars (Ferraris, Lamborghinis). Interestingly, in 2026, Zürich, Switzerland has emerged as a leader for "quiet luxury," having the highest density of high-end electric vehicles like the Porsche Taycan and Lucid Air per square mile, reflecting a shift in European luxury trends.