The Oral‑B Genius Pro 8000 outperforms the Waterpik Sensonic Professional in plaque removal (15% better per Consumer Reports) and offers twice as many cleaning modes (6 vs 3 per CNET), though it costs more and relies on an app for full AI features. Waterpik delivers comparable battery life and a simpler interface at a lower price, making it a solid choice for budget‑focused users. Overall, the ...