Maybe this is the case? But, at least in my opinion, the perfect circle in the concept below just looksā¦wrong? Thereās too stark a contrast between the curvature of the orb and the perfectly straight edge of the display.
A pill feels much more ānaturalā in this context, and more in keeping with Appleās philosophy of blurring the lines between software and hardware.
Apple designed the new Siri with the iPhone 18 Pro/Max in mind, as with the rumored smaller Dynamic Island it's a perfect orb
This explains why it's not a pill in iPadOS and MacOS