The smart #3 measures 4,400 mm in length, 1,844 mm in width, and 1,556 mm in height, with a wheelbase of 2,785 mm. At approximately 4.4 metres long, it's slightly longer than the #1 but lower, with a 5-door Coupe SUV profile. With the 360-degree camera, parking and turning in Hong Kong are relatively easy.