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RatioCalc

32:9 Super Ultrawide Calculator

32:9 super ultrawide — two 16:9 panels fused. Solve wallpapers and split-screen math.

32:9 is exactly two 16:9 panels side-by-side: 3840×1080, 5120×1440 (the Samsung Odyssey G9), and 7680×2160 are all 32:9. It is the productivity and sim-rig ratio — equivalent to dual monitors without a bezel gap. Sizing wallpapers, splitting into two 16:9 zones, or letterboxing to 16:9 requires clean 32:9 math.

:

1920 × 540

Exact ratio: 32:9 · CSS: aspect-ratio: 32 / 9 · padding-top fallback: 28.13%

Formula

height = width × 9 ÷ 32

width = height × 32 ÷ 9

// padding-top fallback: 28.13% — keeps layout stable before the image loads

aspect-ratio: 32 / 9 — modern replacement for the padding hack

All math runs locally in your browser. No upload. Type either side, the other solves live — and the URL updates so you can share an exact pair (?w=1920&rw=32&rh=9) or bookmark a preset.

Common 32:9 resolutions

WidthHeightUse
320px90px
640px180px
1280px360px
1920px540px
2560px720px
3840px1080px4K
5120px1440px
7680px2160px

Exact known sizes in this ratio

When to use 32:9

Pitfalls to avoid

CSS snippet

Modern:

.frame { aspect-ratio: 32 / 9; width: 100%; overflow: hidden; }
.frame > img { width: 100%; height: 100%; object-fit: cover; }

Legacy padding hack (for very old browsers):

.wrap { position: relative; width: 100%; padding-top: 28.13%; }
.wrap > * { position: absolute; inset: 0; }

Pair with object-fit: contain to letterbox without cropping, or cover to fill and crop safely.

Platform reference

YouTube thumbnail — 1280 × 720 (16:9)
YouTube Shorts — 1080 × 1920 (9:16)
Instagram feed post — 1080 × 1350 (4:5)
Instagram story — 1080 × 1920 (9:16)
TikTok video — 1080 × 1920 (9:16)
X/Twitter card — 1200 × 675 (16:9)

Frequently asked

What resolution is 32:9?

3840×1080, 5120×1440 and 7680×2160 are the mainstream 32:9 sizes.

Is 32:9 two 16:9 screens?

Exactly — place two 16:9 panels side-by-side, same height, double the width. That is 32:9.

How to split 5120×1440 into two?

Two zones of 2560×1440 — perfect 16:9 each (plus a few pixels for bezel math if simulating).

Tip: add ?w=1920 or ?h=1080 to this URL to prefill the calculator — useful for linking from a spec doc.

Other ratios

Look up by resolution

What aspect ratio is 1920×1080? → · Full FAQ →

Privacy: ratio math never leaves your browser. No account, no upload — the pair you type stays on-device. Shareable URLs encode only dimensions, never personal data.