The main differences between the Feria and Stockholm patio covers are the polycarbonate panels, the size and design. The Stockholm has 4mm thick single layer polycarbonate roof panels and the Feria has 8 mm multi-wall polycarbonate roof panels, the Stockholm pergola depth is 3.4m compare to the Feria that have 2 option of 3m and 4m depth. In addition the Stockholm design is more heavy duty with fewer poles that have a built in gutter down pipe inside and have a more modern look compare to the Feria pergola.