Might still be fine. The most recent crop of vLLMs proactively use whichever programs are available on the system (e.g. ImageMagick or PIL) to "zoom in" by cropping subimages if they can't quite make out the details.
Downsizing a higher res image to lower res means the zoom will be blurry.
Downsizing a higher res image to lower res means the zoom will be blurry.