Renault Megane * See the Top 10 best-selling models by clicking on the title! * In 2007 the Renault Megane is the best-selling model in Portugal with 5.3% of the market and 10,709 units (+4%), just ahead of the Opel Astra at 10,368 sales and 5.1% (-8%). Station wagons are very popular in Portu