9:16 aspect ratio (9:16)
Vertical 9:16 fills a phone screen edge to edge. It is the native format of short-form video and the fastest-growing crop for ads.
Standard pixel sizes
| Size string | Resolution | Megapixels |
|---|---|---|
| 1080×1920 | 1080 × 1920 px | 2.07 MP |
| 1440×2560 | 1440 × 2560 px | 3.69 MP |
| 2160×3840 | 2160 × 3840 px | 8.29 MP |
Need a custom fit? The aspect ratio calculator fits this ratio into any megapixel budget.
What to use 9:16 for
Reels, Shorts and TikTok frames, phone wallpapers, story ads and full-screen mobile landing heroes.
Models that support 9:16
Seedance 2.0
Video · BytePlus (Volcengine)
$0.64 / clip
Seedance 2.0 4K
Video · BytePlus (Volcengine)
$0.38 / second
Seedance 2.0 Fast
Video · BytePlus (Volcengine)
$0.25 / second
Seedance 2.0 Mini
Video · BytePlus (Volcengine)
$0.085 / second
Seedance 2.5
Video · BytePlus (Volcengine)
$0.55 / second
HappyHorse 1.1
Video · Alibaba
$0.31 / second
HappyHorse 1.0
Video · Alibaba
$0.48 / second
Wan 3.0 Video
Video · Alibaba
$0.62 / second
Kling 3.0
Video · Kuaishou
$0.56 / second
Kling 3.0 Omni
Video · Kuaishou
$0.26 / second
Kling O1
Video · Kuaishou
$0.17 / second
Kling Omni 4.0
Video · Kuaishou
$0.085 / second
MiniMax H3 (768p)
Video · MiniMax
$0.030 / second
Wan 3.0 Video Prime
Video · Alibaba
$0.20 / second
9:16 FAQ
What resolution is 9:16?
9:16 is a ratio, not a fixed resolution — any pixel dimensions where width ÷ height = 9 ÷ 16 is "9:16". Common generation sizes include 1080×1920, 1440×2560, 2160×3840, listed in the table above.
Which AI models generate 9:16 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 9:16?
Seedance 2.0, Seedance 2.0 4K, Seedance 2.0 Fast, Seedance 2.0 Mini, Seedance 2.5, HappyHorse 1.1, HappyHorse 1.0, Wan 3.0 Video, Kling 3.0, Kling 3.0 Omni, Kling O1, Kling Omni 4.0, MiniMax H3 (768p), Wan 3.0 Video Prime generate 9:16 video. Video on our gateway is limited to 16:9 and 9:16.
How much does a 9:16 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.