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- Best overall: Waterpik Aquarius Professional Water Flosser (WP-660)
- Best budget: Waterpik Cordless Plus Water Flosser (WP-450)
- Best premium: Waterpik Sonic-Fusion 2.0 Professional Flossing Toothbrush (SF-02)
- Best for travel: Waterpik Cordless Advanced Water Flosser (WP-560)
- Waterpik Aquarius Professional Water Flosser (WP-660) is the best countertop choice, with 10 pressure settings and a 90-second reservoir.
- Waterpik Cordless Advanced Water Flosser (WP-560) is the travel-friendly alternative, with 3 pressure settings and a rechargeable design.
- Choose the Aquarius for longer flossing sessions and the Cordless Advanced for portability and a smaller footprint.
- Waterpik ION, Ultra, Cordless Select, Sonic-Fusion 2.0 and Complete Care 9.0 offer alternatives for different bathrooms and routines.
The Waterpik Aquarius Professional Water Flosser (WP-660) is the better fit for most home users, while the Waterpik Cordless Advanced Water Flosser (WP-560) suits travel and compact bathrooms. The Aquarius has 10 pressure settings and a 90-second reservoir; the Cordless Advanced has 3 settings and a rechargeable cordless design.
For this Black Friday 2026 buying guide, I researched and compared specs, reviews and owner feedback across seven Waterpik models. The key choice is simple: pick the countertop Aquarius for capacity and control, or the Cordless Advanced for portability. We also include options with built-in toothbrushes, compact bases and alternate cordless designs, so shoppers can match a flosser to their space and daily routine.
How We Picked
- Compared pressure settings and reservoir capacity to identify models suited to longer or more adjustable flossing sessions.
- Reviewed design and charging details to distinguish countertop models from travel-friendly cordless options.
- Considered included tips and product functions, including models that combine flossing with sonic brushing.
- Researched and compared specs, reviews and owner feedback to highlight practical strengths and trade-offs.
- Selected products across different bathroom setups and routines rather than focusing on one style of water flosser.
Comparison Table
| Product | Best for | Pressure settings | Reservoir runtime or capacity | Included tips |
|---|---|---|---|---|
| Waterpik Aquarius Professional Water Flosser (WP-660) | Countertop capacity | 10 | 90 seconds | 7 |
| Waterpik Cordless Advanced Water Flosser (WP-560) | Travel | 3 | 45 seconds | 4 |
| Waterpik Cordless Select Water Flosser (WP-580) | Everyday cordless use | 3 | 45 seconds | 4 |
| Waterpik Cordless Plus Water Flosser (WP-450) | Basic cordless routines | 2 | 30 seconds | 4 |
| Waterpik ION Professional Water Flosser (WF-11) | Compact countertop setup | 10 | 90 seconds | 7 |
| Waterpik Ultra Professional Water Flosser (WP-100) | Traditional countertop use | 10 | 90 seconds | 6 |
| Waterpik Sonic-Fusion 2.0 Professional Flossing Toothbrush (SF-02) | Brushing and flossing together | 10 | 60 seconds | Brush heads: 2 |
Best Picks Reviewed
#1 · Top pick
Waterpik Aquarius Professional Water Flosser (WP-660)
The Waterpik Aquarius Professional Water Flosser (WP-660) is the best countertop pick for households that want adjustable cleaning, with 10 pressure settings and a 90-second reservoir.
Best for: Countertop capacity and adjustable pressure
- Pressure settings
- 10
- Reservoir capacity
- 90 seconds
- Included tips
- 7
- Tip rotation
- 360 degrees
- Large reservoir supports longer sessions.
- 10 pressure settings offer fine adjustment.
- Multiple tips help accommodate different users.
- Countertop base needs dedicated space.
- A corded setup is less convenient for travel.
Is the Waterpik Aquarius Professional Water Flosser (WP-660) worth buying on Black Friday 2026?
Yes. The Waterpik Aquarius Professional Water Flosser (WP-660) is a strong home choice for shoppers who value capacity and control. The Waterpik Aquarius Professional Water Flosser (WP-660)'s 90-second reservoir and 10 pressure settings suit longer routines better than a compact cordless model.
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#2
Waterpik Cordless Advanced Water Flosser (WP-560)
The Waterpik Cordless Advanced Water Flosser (WP-560) is the best travel pick for people who want a rechargeable, compact flosser, with 3 pressure settings.
Best for: Travel and small bathrooms
- Pressure settings
- 3
- Reservoir runtime
- 45 seconds
- Included tips
- 4
- Charging
- Rechargeable
- Cordless construction is easy to pack.
- Waterproof design suits bathroom use.
- Rotating tip helps reach different areas.
- Smaller reservoir needs more frequent refills.
- Has fewer pressure settings than the Aquarius.
Is the Waterpik Cordless Advanced Water Flosser (WP-560) worth buying on Black Friday 2026?
Yes. The Waterpik Cordless Advanced Water Flosser (WP-560) is a practical pick for travel, shared bathrooms and limited counter space. The Waterpik Cordless Advanced Water Flosser (WP-560)'s rechargeable cordless design and 3 pressure settings prioritize portability over the larger reservoir of the Aquarius.
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#3
Waterpik Cordless Select Water Flosser (WP-580)
The Waterpik Cordless Select Water Flosser (WP-580) is the best cordless alternative for shoppers seeking a simple portable routine, with 3 pressure settings.
Best for: Everyday cordless use
- Pressure settings
- 3
- Reservoir runtime
- 45 seconds
- Included tips
- 4
- Power
- Rechargeable
- Cordless format keeps the counter clear.
- Compact shape is convenient for travel.
- Multiple settings provide basic pressure choice.
- Shorter runtime than countertop models.
- Requires charging between uses.
Is the Waterpik Cordless Select Water Flosser (WP-580) worth buying on Black Friday 2026?
Yes. The Waterpik Cordless Select Water Flosser (WP-580) fits shoppers who want a rechargeable flosser without a countertop base. The Waterpik Cordless Select Water Flosser (WP-580)'s 45-second reservoir runtime works best for concise sessions and users who value easy storage.
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#4
Waterpik Cordless Plus Water Flosser (WP-450)
The Waterpik Cordless Plus Water Flosser (WP-450) is the best basic travel pick for shoppers who prefer a straightforward portable unit, with 2 pressure settings.
Best for: Simple cordless routines
- Pressure settings
- 2
- Reservoir runtime
- 30 seconds
- Included tips
- 4
- Power
- Rechargeable
- Portable design saves counter space.
- Simple controls are easy to understand.
- Useful as a secondary travel flosser.
- 30-second runtime is shorter than other picks.
- Only 2 pressure settings are available.
Is the Waterpik Cordless Plus Water Flosser (WP-450) worth buying on Black Friday 2026?
Yes. The Waterpik Cordless Plus Water Flosser (WP-450) is a straightforward option for shoppers who prioritize a compact cordless design. The Waterpik Cordless Plus Water Flosser (WP-450)'s 30-second reservoir runtime favors shorter sessions, so choose a larger-reservoir model for more capacity.
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#5
Waterpik ION Professional Water Flosser (WF-11)
The Waterpik ION Professional Water Flosser (WF-11) is the best compact-countertop pick for users who want adjustable pressure, with 10 settings.
Best for: Compact countertop setup
- Pressure settings
- 10
- Reservoir capacity
- 90 seconds
- Included tips
- 7
- Tip rotation
- 360 degrees
- Offers 10 pressure settings.
- Compact base helps conserve counter space.
- Large reservoir supports extended use.
- Still needs a countertop location.
- Less packable than a handheld cordless model.
Is the Waterpik ION Professional Water Flosser (WF-11) worth buying on Black Friday 2026?
Yes. The Waterpik ION Professional Water Flosser (WF-11) is worth considering for shoppers who want countertop capacity in a compact layout. The Waterpik ION Professional Water Flosser (WF-11)'s 90-second reservoir and 10 pressure settings deliver a flexible home routine without choosing a handheld format.
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#6
Waterpik Ultra Professional Water Flosser (WP-100)
The Waterpik Ultra Professional Water Flosser (WP-100) is the best traditional countertop option for users who want a full-featured routine, with 10 pressure settings.
Best for: A conventional countertop flosser
- Pressure settings
- 10
- Reservoir capacity
- 90 seconds
- Included tips
- 6
- Tip rotation
- 360 degrees
- Adjustable pressure suits varied preferences.
- Reservoir supports a full flossing session.
- Several tips support different cleaning needs.
- Countertop footprint is larger than handheld designs.
- Not as convenient for travel.
Is the Waterpik Ultra Professional Water Flosser (WP-100) worth buying on Black Friday 2026?
Yes. The Waterpik Ultra Professional Water Flosser (WP-100) suits shoppers who want a conventional countertop unit with broad pressure control. The Waterpik Ultra Professional Water Flosser (WP-100)'s 10 settings and 90-second reservoir make it a capable alternative to the Aquarius.
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#7
Waterpik Sonic-Fusion 2.0 Professional Flossing Toothbrush (SF-02)
The Waterpik Sonic-Fusion 2.0 Professional Flossing Toothbrush (SF-02) is the best combined-brushing pick for shoppers seeking two oral-care functions in one device, with 2-in-1 brushing and flossing.
Best for: Combining brushing and water flossing
- Core functions
- 2
- Pressure settings
- 10
- Reservoir capacity
- 60 seconds
- Brush modes
- 3
- Combines sonic brushing and water flossing.
- Offers 10 water-pressure settings.
- Can streamline a daily oral-care routine.
- Combined unit takes more planning than a standalone flosser.
- Not as portable as a cordless handheld model.
Is the Waterpik Sonic-Fusion 2.0 Professional Flossing Toothbrush (SF-02) worth buying on Black Friday 2026?
Yes. The Waterpik Sonic-Fusion 2.0 Professional Flossing Toothbrush (SF-02) is a useful fit for shoppers who want brushing and water flossing in one system. The Waterpik Sonic-Fusion 2.0 Professional Flossing Toothbrush (SF-02)'s 2-in-1 design prioritizes routine convenience over travel portability.
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Which is better, Waterpik Aquarius or Waterpik Cordless Advanced?
The Waterpik Aquarius Professional Water Flosser (WP-660) is better for home capacity, while the Waterpik Cordless Advanced Water Flosser (WP-560) is better for portability. The Aquarius has 10 pressure settings and a 90-second reservoir; the Cordless Advanced has 3 settings and a 45-second reservoir runtime.
Choose the Aquarius if you want more pressure adjustment, a larger reservoir and a countertop base that stays set up. Choose the Cordless Advanced if you share a small bathroom, travel often or want to avoid a permanent counter footprint. Both models have rotating tips, but their form factors serve different routines. For most households with counter space, the Aquarius is the Best bet; for frequent travel, Cordless Advanced is the clearer choice.
What are the biggest differences between the two Waterpik models?
The Waterpik Aquarius Professional Water Flosser (WP-660) offers 10 pressure settings and a 90-second reservoir, compared with 3 settings and 45 seconds on the Waterpik Cordless Advanced Water Flosser (WP-560). Those numbers explain the central trade-off: control and capacity versus portability.
The Aquarius sits on the counter and uses a power cord, while the Cordless Advanced is rechargeable and designed to move easily between bathroom and suitcase. A larger reservoir reduces interruptions during longer routines, while a handheld body is easier to store. Neither model is the universal winner; the right pick depends on whether the flosser has a permanent place at home or needs to travel.
Which Waterpik is better for travel and small bathrooms?
The Waterpik Cordless Advanced Water Flosser (WP-560) is the better travel pick, with a rechargeable cordless body and 45-second reservoir runtime. Its handheld format stores more easily than the 90-second countertop Waterpik Aquarius Professional Water Flosser (WP-660).
A cordless model keeps the counter clear and avoids needing a dedicated outlet beside the sink. The Cordless Advanced also has 3 pressure settings, giving users a choice while keeping the controls simple. Shoppers who want a shorter, straightforward routine can also compare the Waterpik Cordless Plus Water Flosser (WP-450), though its 30-second runtime is more limited. For a primary home unit used by several people, the Aquarius remains the stronger capacity choice.
Which Waterpik has the most pressure settings and reservoir capacity?
The Waterpik Aquarius Professional Water Flosser (WP-660), Waterpik ION Professional Water Flosser (WF-11) and Waterpik Ultra Professional Water Flosser (WP-100) each offer 10 pressure settings and a 90-second reservoir. The Waterpik Cordless Advanced Water Flosser (WP-560) has 3 settings and a 45-second runtime.
More settings give users a wider range of pressure choices, while more reservoir capacity supports longer sessions before refilling. Among the three countertop models, compare the base design, included tips and available bathroom space. The Aquarius is the straightforward pick for an all-around home flosser, while ION emphasizes a compact countertop arrangement. Cordless shoppers trade capacity for a smaller, more movable device.
Which Waterpik model should families and shared households choose?
The Waterpik Aquarius Professional Water Flosser (WP-660) is a strong shared-household choice, with 7 included tips, 10 pressure settings and a 90-second reservoir. The Waterpik Cordless Advanced Water Flosser (WP-560) includes 4 tips and is easier to store between users.
A shared flosser benefits from enough tips for individual users and pressure options that suit different preferences. The Aquarius provides more capacity for a steady home routine, while a cordless model better suits bathrooms with limited space or users who keep personal devices separate. Households looking to consolidate appliances can consider the Waterpik Sonic-Fusion 2.0 Professional Flossing Toothbrush (SF-02), which combines brushing and water flossing in one system.
Buying Guide
Choose countertop or cordless
The Waterpik Aquarius Professional Water Flosser (WP-660) is the stronger countertop choice, while the Waterpik Cordless Advanced Water Flosser (WP-560) is the portable choice. Start with where the flosser will live: countertop models favor capacity, and cordless models favor easy storage.
Compare reservoir runtime
The Waterpik Aquarius Professional Water Flosser (WP-660) provides 90 seconds of reservoir capacity, compared with 45 seconds on the Waterpik Cordless Advanced Water Flosser (WP-560). A larger reservoir means fewer refills during longer routines; a compact model makes space and packing simpler.
Match pressure settings to your routine
The Waterpik Aquarius Professional Water Flosser (WP-660) has 10 pressure settings, while the Waterpik Cordless Advanced Water Flosser (WP-560) has 3. Choose a wider adjustment range for more control, or fewer settings for simpler operation.
Check included tips and extra functions
The Waterpik Aquarius Professional Water Flosser (WP-660) includes 7 tips, while the Waterpik Cordless Advanced Water Flosser (WP-560) includes 4. Shoppers who want brushing built in can compare the Waterpik Sonic-Fusion 2.0 Professional Flossing Toothbrush (SF-02), a combined oral-care system.
FAQ
Is Waterpik Aquarius better than Cordless Advanced?
The Waterpik Aquarius Professional Water Flosser (WP-660) is better for countertop use, with 10 pressure settings and a 90-second reservoir. The Waterpik Cordless Advanced Water Flosser (WP-560) is better for travel, with 3 settings and a rechargeable cordless design.
Is the Waterpik Cordless Advanced strong enough for everyday use?
Yes. The Waterpik Cordless Advanced Water Flosser (WP-560) is designed for regular use and offers 3 pressure settings. Its 45-second reservoir runtime is more compact than countertop models, making it a better match for portable routines than long sessions.
How long does the Waterpik Aquarius reservoir last?
The Waterpik Aquarius Professional Water Flosser (WP-660) reservoir supports a 90-second flossing session. That capacity gives home users more time between refills than the 45-second reservoir runtime of the Waterpik Cordless Advanced Water Flosser (WP-560).
Which Waterpik is best for travel?
The Waterpik Cordless Advanced Water Flosser (WP-560) is the best travel choice among these picks because its rechargeable cordless format is easier to pack than a countertop unit. Its 45-second reservoir runtime favors compactness over the Aquarius model’s larger capacity.
What should I look for in a Waterpik Black Friday 2026 deal?
The Waterpik Aquarius Professional Water Flosser (WP-660) is the home-capacity pick, and the Waterpik Cordless Advanced Water Flosser (WP-560) is the travel pick. Compare the exact model name, included tips, pressure settings and reservoir capacity before choosing.