16x20

16x20 is a common designation for a two-dimensional size, most often expressed in inches. It refers to a rectangle measuring 16 inches by 20 inches, a format frequently used for prints, posters, and framed artwork. The aspect ratio is 4:5, giving a slightly taller-than-wide shape that is favored for portraits and many gallery displays. In metric terms, 16x20 corresponds to 40.64 by 50.8 centimeters.

The size is widely available in ready-made frames and mats, and is a standard option for wall art and photographic prints. It is frequently used for portrait photography, small posters, and fine art reproductions. Because mats and frame openings vary, the visible image area can differ depending on whether a mat is used.

In digital printing, image resolution matters for a sharp 16x20 print. At 300 dots per inch, a 16x20 print requires roughly 4800 by 6000 pixels. Lower resolutions will reduce print quality, while higher resolutions can be used if the file is large enough. When preparing images, photographers consider the 4:5 aspect ratio to minimize cropping or to plan appropriate cropping strategies.

Overall, 16x20 is a versatile, mid-sized option common in photography, art reproduction, and home decor, balancing visibility with a modest wall footprint.