smart #5 全線車身尺碼劃一，長 4,695 mm、闊 1,920 mm、高 1,705 mm，軸距 2,900 mm。係 smart 家族體積最大嘅車型，後座膝部空間達 480mm。雖然車身唔細，但標配 360 度泊車鏡頭，喺香港泊車同掉頭都算 manageable。
All smart #5 variants share the same dimensions, measuring 4,695 mm in length, 1,920 mm in width, and 1,705 mm in height, with a wheelbase of 2,900 mm. It is the largest model in the smart family, offering 480 mm of rear knee room. While the car is not small, it comes standard with a 360-degree camera, making parking and turning in Hong Kong manageable.
