The 9:16 aspect ratio means 9 units wide for every 16 units tall (a decimal ratio of 0.56:1). Below are the exact 9:16 pixel sizes, a full dimensions table, and a free calculator to convert any 9:16 ratio to width × height.
9:16 is an aspect ratio, not a fixed pixel size — any width and height that divide to 0.56 is 9:16. The most common 9:16 size is 1080 × 1920 px. To get exact pixels, use the calculator below, or multiply your chosen width by 16/9 to get the height.
| Use | Pixels (W × H) |
|---|---|
| Story / Reel / TikTok | 1080 × 1920 |
| HD portrait | 720 × 1280 |
| 4K portrait | 2160 × 3840 |
Every row below is a perfect 9:16 ratio. Pick the resolution you need, or enter your own numbers in the calculator.
| Tier | Width | Height | Pixels |
|---|---|---|---|
| SD | 360 | 640 | 360 × 640 |
| HD | 480 | 853 | 480 × 853 |
| Full HD | 720 | 1280 | 720 × 1280 |
| Full HD | 1080 | 1920 | 1080 × 1920 |
| QHD+ | 1440 | 2560 | 1440 × 2560 |
| 4K | 2160 | 3840 | 2160 × 3840 |
Convert a ratio to pixels, pixels to a ratio, or resize while keeping 9:16 locked.
Common sizes for 9:16
Need to crop an image to 9:16?
Use the free 9:16 crop tool — it locks the crop box to 9:16 so the proportions are always exact.
9:16 is a ratio, not a single size — any width and height that divide to 0.56 is 9:16. The most common 9:16 pixel size is 1080 × 1920. To get exact pixels, pick a width and multiply by 16/9 for the height (or use the calculator on this page).
9:16 means the width is 9 units for every 16 units of height (a decimal ratio of 0.56:1). Popular 9:16 sizes are 1080 × 1920, 720 × 1280, 2160 × 3840.
Enter any width in the calculator above and it returns the exact 9:16 height instantly (height = width × 16 ÷ 9), or enter a height to get the width. It also works in reverse: paste any pixel size and it tells you the ratio.
No. 9:16 and 16:9 use the same numbers but swapped, so one is landscape and the other portrait. 9:16 is taller than it is wide; 16:9 is the landscape version.
Use the free SammaPix crop tool: open it, choose the 9:16 preset, drag the box over the area to keep, and download. It locks to 9:16 so the proportions are always exact, and it runs 100% in your browser.
16:9 in pixels
The widescreen standard — perfect for YouTube thumbnails and videos (1280×720, 1920×1080), presentation slides, desktop wallpapers, and any 16:9 display or player.
4:5 in pixels
The tallest format Instagram allows in the feed — perfect for portrait feed posts (1080×1350 px) that take up maximum screen space, plus Pinterest and portrait layouts.
1:1 in pixels
The classic square — perfect for Instagram feed posts, profile pictures and avatars, album covers, and product thumbnails that display as a square.
2:3 in pixels
The vertical version of 3:2 — perfect for Pinterest pins (1000×1500 px), portrait photo prints, and posters where height carries the composition.