Still, when they were initially released, Bowers & Wilkins had trouble keeping them in stock.
They both feature active noise canceling.
Also, the PI7 “backs that high-resolution capability with 24-bit/48kHz wireless transmission between each earbud.”
Also, the PI5’s case doesn’t convert into a Bluetooth transceiver, though it does charge wirelessly.
Read our Bowers & Wilkins PI7 first take.