The Fuji AF motors are fairly different from lens to lens. It's not quite like e.g. Canon Ring-USM which behaves roughly the same across the range.
The camera plays a role, of course - e.g. on the X-T1 the focus doesn't really oscillate around the focus point anymore.
The camera plays a role, of course - e.g. on the X-T1 the focus doesn't really oscillate around the focus point anymore.