11. Renault Avantime

The Renault Avantime arrived in the early 2000s as a daring fusion of coupe and minivan, challenging traditional automotive categories. Its bold, glassy design and pillarless doors offered a spacious, airy cabin unlike anything else on the road.
Yet, the Avantime’s segment-defying nature confused buyers and led to lukewarm sales, as the market hadn’t yet warmed to the idea of crossovers or multi-purpose vehicles with avant-garde flair.
Today, the Avantime is remembered fondly by enthusiasts as a car that was simply ahead of its time. Read more at Top Gear.