Changing the size of images in Stable Diffusion

Setting the aspect ratio of a photo when creating a new image

These handy shortcuts provide you with the most compatible sizes for Stable Diffusion 1.5 models, which is based on 512×512 resolution.  Going over this resolution may cause double subjects, so it’s better to first render using these presets, and then upscaling the results.



/render /portrait  A portrait of a cool cat

You can also use the /size command, but it may not work the way you expect:

We’ve recorded a 1-hour tutorial on how to upscale your images with the MORE + SIZE commands, definitely worth a look.

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