Yes—based on the community feedback, the main real-world advantage is smoother locking with less movement as you tighten the head. A hydrostatic ball head can apply more even pressure, so the camera is more likely to stay exactly where you framed it when you lock it down.

With a standard mechanical ball head, some users notice a small amount of “drift” during tightening—often around a degree or two. Many photographers simply learn to compensate by slightly overshooting the composition before locking.

So the benefit is most significant if precise framing matters a lot to you, such as careful composition, architecture, product work, or any setup where a tiny shift is annoying. If you’re less sensitive to minor movement, a good conventional ball head may be perfectly adequate.

In short: hydrostatic heads can offer a noticeable improvement in locking precision, but whether they’re “worth it” depends on how much that small reduction in drift matters in your shooting.