It is longer and taller than the 5 Series Sedan/Touring models and has a hatchback rear door.[15] The tailgate has a unique two-way opening mechanism, which may be opened in a traditional car-like fashion, or the entire hatch may be open in a traditional SUV fashion for larger objects.[16][17] The 5 Series GT features frameless doors, which is a first for a four-door BMW model.[18][19][20][21][22]