Aspect Ratio Chart

Every common aspect ratio in one chart — its decimal value, a shape drawn to scale, and the screens, cameras and platforms that use it. Pick any ratio for a full guide and resolution table.

Common aspect ratios at a glance

The decimal is width ÷ height. A larger decimal is a wider frame; below 1.0 the frame is taller than it is wide.

Common aspect ratios, their decimal value and typical use.
Ratio	Decimal	Orientation	Typical use	Guide
1:1	1.000	Square	Instagram feed, avatars, album art, app icons	1:1 guide
4:5	0.800	Portrait	Instagram portrait feed posts, 8 × 10 prints	4:5 guide
2:3	0.667	Portrait	Portrait photos, book covers, tall web cards	2:3 guide
9:16	0.563	Portrait	TikTok, Reels, Shorts, Stories, phone screens	9:16 guide
3:2	1.500	Landscape	35mm film, DSLR and mirrorless stills, 6 × 4 prints	3:2 guide
4:3	1.333	Landscape	Tablets, Micro Four Thirds cameras, older TV, projectors	4:3 guide
16:10	1.600	Landscape	MacBook and business laptops, 1920 × 1200 monitors	16:10 guide
16:9	1.778	Landscape	Television, YouTube, monitors, laptops	16:9 guide
21:9	2.333	Landscape	Ultrawide monitors, cinematic editing, DAW layouts	21:9 guide
2.39:1	2.390	Landscape	Anamorphic cinema, Scope trailers, film-look video	2.39:1 guide

Four aspect ratios side by side: 16:9 landscape, 9:16 vertical, 1:1 square and 4:5 portrait. — The four shapes you meet most often, drawn to scale.

Need a size for a specific ratio? Open the aspect ratio calculator and type any width and height, or browse all ratio guides.