On-Device AI Removal vs. Manual Removal in Photoshop
Automatic AI background removal is dramatically faster — seconds versus minutes or longer — and good enough for most everyday, casual, and even many professional uses, while manual masking in an image editor gives full pixel-level control that remains the better choice for the most demanding cases: complex fine detail like flyaway hair, deliberately semi-transparent elements (glass, smoke), or any result that needs to be pixel-perfect for print or high-stakes commercial use.
Which approach makes sense depends heavily on the specific image and how much precision the end use actually requires.
Where automatic removal is clearly the better choice
For product photos with clean edges, portraits against a simple background, or any high-volume, time-sensitive batch of images, automatic removal gets a very usable result in a fraction of the time manual masking would take, with no specialized software or skill required.
Where manual masking still wins
As covered in the hair-and-fine-edges guide, complex, fine-detail subjects — hair, fur, semi-transparent objects — are where automatic tools most often fall short of a pixel-perfect result, and where a skilled manual mask in an editor like Photoshop can still meaningfully outperform even the best current automatic model.