Philips Sonicare Power Flosser 5000 vs Waterpik Aquarius
Last checked 2026-09-24: specifications and tip intervals from each product's listing, nozzle compatibility from Philips' support page and the tip listings.
According to their listings, the Aquarius has the larger reservoir (651 ml against 550 ml) and 7 tips in the box against 2; the Philips offers 2 modes and 10 intensities, the Aquarius 10 pressure settings. Of the two tip packs compared here, the Philips F1 fits the Power Flosser and the Waterpik JT-100E fits the Aquarius; Philips says other brands' nozzles are incompatible with its Power Flossers.
| Flosser | Type | Reservoir | Settings | Power | Tips in the box | |
|---|---|---|---|---|---|---|
| Philips Sonicare Countertop Power Flosser 5000 (HX3811/20) White; source: the Amazon listing's product details | countertop | 550 ml | 2 modes, 10 intensities | plugs in (countertop) | 2 | Amazon › |
| Waterpik Aquarius (WP-660) White; source: the Amazon listing's product details | countertop | 651 ml (22 oz) | 10 pressure settings | plugs in (countertop) | 7 | Amazon › |
Replacement tips
| Tips | Philips Power Flosser 5000 | Waterpik Aquarius |
|---|---|---|
| Waterpik JT-100E 2-pack | unsupported | supported |
| Philips F1 2-pack | supported | unsupported |
Philips F1 2-pack on Amazon › Waterpik JT-100E 2-pack on Amazon ›
Specifications are the manufacturers' own, as shown on each listing; capacities are converted to ml. We tested nothing and measured no pressure. This page makes no claim about gum health, plaque or any dental condition, and is not a substitute for advice from your dentist.
Two cordless models with the same comparison: countertop vs cordless. How many replacements you need a year: tip compatibility and cost.