5:4 aspect ratio (5:4)
5:4 sits between square and 4:3 — a large-format film ratio that reads as deliberate and gallery-like.
Standard pixel sizes
| Size string | Resolution | Megapixels |
|---|---|---|
| 1280×1024 | 1280 × 1024 px | 1.31 MP |
| 2048×1638 | 2048 × 1638 px | 3.35 MP |
Need a custom fit? The aspect ratio calculator fits this ratio into any megapixel budget.
What to use 5:4 for
Large-format photography, gallery prints and framed art.
Models that support 5:4
5:4 FAQ
What resolution is 5:4?
5:4 is a ratio, not a fixed resolution — any pixel dimensions where width ÷ height = 5 ÷ 4 is "5:4". Common generation sizes include 1280×1024, 2048×1638, listed in the table above.
Which AI models generate 5:4 images?
Most image generation models on our gateway cover the common ratios; check each model's spec sheet for the full list.
Which AI video models output 5:4?
HappyHorse 1.1, HappyHorse 1.0 generate 5:4 video. Video on our gateway is limited to 16:9 and 9:16.
How much does a 5:4 generation cost?
Aspect ratio doesn't affect price — image models bill per generated image (from $0.025) and video models per clip. See the pricing page for live rates.