The dimensions of a 46-inch television generally vary between TV manufacturers. For instance, Samsung's LED EH5000 measures 41.7 inches wide, 24.6 inches tall and 3.7 inches deep, while Sharp's LCD HDTV LC-46LE835U measures 42.2 inches wide, 26.1 inches long and 1.6 inches deep.
Equipped with a stand, Samsung's LED EH5000 is 41.7 inches, 26.8 inches and 9 inches in width, height and depth, respectively. Sharp's LC-46LE835U, meanwhile, stands at 42.2 inches wide, 28 inches tall and 11.54 inches deep.
The 46-inch class designation is based on the diagonal length, or the screen size of the TV, which runs from one corner of the screen to the opposite corner. For the Samsung TV, the diagonal measures 45.9 inches while the screen size for the Sharp TV is exactly 46 inches.