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Burst Water Flosser vs Waterpik Aquarius WP-660
Too close to call: the right one depends on your home.
The verdict in 10 seconds
The Burst Water Flosser suits you if
- You want a cordless flosser that goes a long time between charges
- You travel often and want something compact with easy charging
- You like having a few pressure settings to choose from
Skip it if
- You want to floss your whole mouth without stopping to refill
- You prefer a quiet, splash-free routine at the sink
- You'd rather not pay extra for replacement tips or a subscription
The Waterpik Aquarius WP-660 suits you if
- You wear braces or have implants, bridges, crowns or gum pockets
- Your gums are sensitive and you want fine control over pressure
- Several people in your home will share one flosser
Skip it if
- You want something cordless for the shower or for travel
- Your counter space near an outlet is very tight
- You have little patience for a splashy learning curve
So, which one?
These are closely matched, so pick by what your home needs. The Burst Water Flosser suits you if you want a cordless flosser that goes a long time between charges. The Waterpik Aquarius WP-660 suits you if you wear braces or have implants, bridges, crowns or gum pockets.
We researched 8 expert reviews, analyzed 1,798 owner ratings and comments across 9 sources for the two, and cross-checked them into one verdict, so you don't have to.
Show me the receipts
The scoreboardProduct Review score 76 vs 77 · reliability 90 vs 67
| Burst Water Flosser | Waterpik Aquarius WP-660 | |
|---|---|---|
| Product Review score | 76 | 77 |
| Experts | 66 | 92 |
| Owners | 78 | 68 |
| Reliability | 90 | 67 |
| Report problems | 4% | 13% |
| Evidence | 3 reviews · 497 comments | 5 reviews · 97 comments |
| Typical price | $70 | $69–$100 |
● marks the better number on each row.
Experts vs ownersExperts 66 vs 92 · Owners 78 vs 68
Burst Water Flosser
Waterpik Aquarius WP-660
How we reached each verdictThe numbers behind each model's score
Burst Water Flosser
Our research analyzed 3 hands-on expert evaluations and 497 owner comments (394 first-hand), and owners rate it more warmly than experts (owner score 78 vs. expert score 66). The leading owner praise is cleaning results (35%) and ease of use (34%), with battery life cited by 11%, which aligns with expert testing that recorded 285 sessions per charge and up to 80 days per charge. All 3 experts flagged the small 110 ml tank, though only 3% of owners raised it, while 5% called it messy. Reliability looks strong, with only 2% of owners reporting a unit that broke or died and no recalls on record, but expert coverage is thin, with just 3 reviews and only 1 published score, so confidence is medium.
Waterpik Aquarius WP-660
Expert support is strong: all 5 sources we analyzed name the Aquarius a top pick, and 4 of them used it hands-on, citing its 10 pressure settings, 22-ounce tank and specialty tips. Owners are cooler, with a community score of 68 against an expert score of 92; across 97 owner comments (38 first-hand), 15% describe it as messy, while 14% praise how well it cleans. Reliability scores 67, with 13% of comments mentioning failures and 5% saying a unit broke or died. Confidence is low: only one source published a score and we found no retail star ratings to cross-check owner sentiment.
Where each one falls shortThe most common complaints
Burst Water Flosser
- Small tank needs refilling mid-session
- Can be messy to use
- Fill door is fiddly, and the unit is fairly noisy
Waterpik Aquarius WP-660
- Messy, with water spraying around the sink
- Bulky corded unit that takes up counter space
- Pressure can feel too strong, plus some reports of units dying
Questions people actually ask
Which is better, the Burst Water Flosser or the Waterpik Aquarius WP-660?
Neither, clearly. They're closely matched, so choose by your floors, pets and budget.
Based on: Product Review score 76 vs 77.Which is more reliable?
The Burst Water Flosser. It's the least likely of the two to give you trouble.
Based on: Reliability 90 vs 67; problems mentioned by 4% vs 13% of owners.Which is easier to live with day to day?
The Burst Water Flosser. It's the one people are happiest with once it's home.
Based on: Owners score 78 vs 68, from ratings and comments.Which is cheaper?
The Waterpik Aquarius WP-660 usually costs less.
Based on: Typical prices: Burst Water Flosser $70; Waterpik Aquarius WP-660 $69–$100.As an Amazon Associate we earn from qualifying purchases. It never changes a score.