The Brondell Swash 300 is an entry-level electric bidet seat that packs warm water, a heated seat, and a wireless remote into a clean, easy-to-install package.
In this review, I’ll break down exactly what the Swash 300 delivers, where it falls short, and who it’s genuinely right for.
| Specification | Detail |
|---|---|
| Image | [Image loads via plugin] |
| Model Number | S300-EW (elongated) / S300-RW (round) |
| Dimensions (L x W x H) | 19.3″ x 15.5″ x 6.25″ |
| Water Heating | Reservoir tank (warm water for 20–40 sec per cycle) |
| Wash Modes | Rear wash, front (feminine) wash |
| Hygiene Tech | Dual self-cleaning stainless-steel nozzles (auto-clean before & after use) |
| Controls | Wireless remote with magnetic wall-mount docking station |
| Heated Seat | Yes — 3 temperature levels (91°F – 106°F) |
| Warm Air Dryer | No |
| Night Light | No |
| User Presets | No |
| Colors Available | White only |
| Toilet Compatibility | Round and elongated — both available |
| Warranty | 1-year limited |
| Check Price |  |
Pros & Cons of Brondell Swash 300
| ✅ Pros | ❌ Cons |
|---|---|
| Heated seat with 3 temperature levels | No warm air dryer — you’ll still need toilet paper to dry |
| Dual self-cleaning stainless-steel nozzles | Reservoir tank means warm water runs out after 20–40 seconds |
| Wireless remote with magnetic wall-mount dock | No night light for dark bathroom navigation |
| Aerated spray stream — gentle and effective | No deodorizer |
| DIY installation in under an hour | Only available in white — no biscuit or alternative colors |
| Available in both round and elongated shapes | No user presets — settings reset each time |
| Eco Mode helps reduce energy consumption | Only 1-year warranty — short compared to premium seats |
Check its current price on Amazon
Is the Brondell Swash 300 Worth It?
Yes — for what it is, the Brondell Swash 300 absolutely delivers.
If you’re stepping up from plain toilet paper to your very first electric bidet seat, the Swash 300 hits everything you actually need: warm water, a heated seat, front and rear wash modes, and a wireless remote that makes the whole experience hands-free.
Where it draws the line is on the luxury extras.
There’s no warm air dryer, no night light, no deodorizer, and no saved user presets — features you’ll find on the Brondell Swash 1400 and other premium seats in the bidet toilet seat comparison chart.
But if those features aren’t a dealbreaker, the Swash 300 is one of the smartest entry points in the electric bidet seat category — and it’s backed by one of the most trusted names in the bidet business.
Design & Build Quality
The Swash 300 has a clean, low-profile look that blends naturally with most standard toilets.
The seat is ergonomic and comfortable to sit on, and the lid is rated as a “sittable” lid — meaning it can support the weight of a full-sized adult without cracking or warping, which is more than many entry-level seats can claim.
The gentle-close lid and seat are a nice touch — no slamming, no cracking, and the action feels smooth rather than cheap.
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The quick-release button at the back of the seat lets you detach the whole unit in seconds for thorough cleaning underneath — a practical detail that better hygiene-conscious buyers will appreciate.
Build materials are ABS plastic with germ-resistant properties, which is standard across Brondell’s lineup but still a step above many off-brand electric seats in the same price range.
It only comes in white, so if your bathroom hardware is biscuit or cream, you’ll want to look at the Brondell Swash 1400 which adds a biscuit option.
Cleaning Performance
The Swash 300 uses a dual-nozzle system — one dedicated nozzle for the rear wash, and a separate one for the front feminine wash.
Having separate nozzles for each wash zone is a meaningful hygiene win over single-nozzle designs, and both nozzles retract fully after each use and run a self-clean cycle automatically before and after every wash.
The aerated spray stream — which blends air into the water — makes the wash feel gentler than a purely high-pressure stream, which is ideal for users who are new to bidet seats or who have sensitive skin.
Water temperature and pressure are both adjustable, giving you enough control to dial in a comfortable wash without any guesswork.
The one meaningful limitation is the reservoir tank heating system.
Unlike the instant ceramic heaters found in seats like the TOTO WASHLET C5 or Brondell Swash 1000, the Swash 300 keeps a small tank of pre-heated water on hand — enough for about 20 to 40 seconds of warm washing before the temperature starts to drop.
For a standard rear wash, 30 seconds is typically sufficient.
But if you prefer a longer soak or you’re using the front wash for an extended feminine cleanse, you may notice the water cooling off before you’re done.
If endless warm water is a non-negotiable for you, compare the Swash 300 against options on the best bidets with warm water and dryer guide before deciding.
Comfort Features
The heated seat is where the Swash 300 really earns its money.
Three temperature levels let you find the right warmth for your preference and the season — and anyone who has sat on a cold porcelain seat at 2am will immediately understand why this matters.
Eco Mode helps manage electricity costs by reducing the seat temperature to the lowest setting when no one is using it, then bringing it back up when the body sensor detects you sitting down.
What the Swash 300 doesn’t have is a warm air dryer, which means you’ll still need to finish with toilet paper.
That’s the main feature separating entry-level bidet seats from the mid and premium tier — if going fully paper-free is your goal, this seat won’t get you there on its own, as explained in the does a bidet replace toilet paper guide.
There’s also no built-in deodorizer and no night light, which are small omissions but worth knowing about before you buy.
Controls & Installation
The wireless remote is one of the better-designed parts of the Swash 300 package.
It comes with a magnetic docking station that mounts on your wall, keeping the remote within easy reach and off the countertop.
LED indicator lights on the remote show you which settings are active — there’s no screen, but the color-coded lights are intuitive enough that most users figure them out within one or two sessions.
Installation is genuinely beginner-friendly.
You remove your existing toilet seat, mount the adjustable mounting plate, slide the Swash 300 into place, connect the T-valve to your toilet’s water supply, and plug the 3.5-foot power cord into a nearby GFCI outlet.
Most users complete the entire installation in under an hour without calling a plumber.
If your bathroom doesn’t have a GFCI outlet within reach of the toilet, you’ll need one before installing any electric bidet seat — something the best bidets for existing toilets guide covers in more detail.
Who Is the Brondell Swash 300 Best For?
The Swash 300 is the right call if you’re a first-time bidet buyer who wants a real electric seat — not just a cold-water attachment — without paying for features you haven’t decided you need yet.
It’s also a strong pick for a second bathroom where you want the warm-water-and-heated-seat experience at a lower price point than your primary bathroom setup.
Seniors who want a hands-free hygiene upgrade without complicated controls will appreciate the simplicity of the remote, the gentle aerated spray, and the heated seat comfort — see the best bidets for raised toilet seats for related options.
If you want a warm air dryer, endless warm water, saved presets, or a deodorizer, step up to the Brondell Swash 1400 or compare the full lineup in the bidet toilet seat comparison chart.
But if you want the core electric bidet experience — clean, warm, and hands-free — at a down-to-earth price, the Swash 300 is a genuinely smart buy.
FAQ
Q: Has the Brondell Swash 300 been discontinued or replaced by a newer model?
As of this writing, the Swash 300 remains available through major retailers including on the product page. Brondell has since expanded the Swash lineup with newer models like the Swash LE99 and the CL1700, but the Swash 300 continues to be sold and is still one of the most accessible electric bidet seats in Brondell’s catalog. Always verify current availability before purchasing.
Q: Does the Swash 300 fit round toilets?
Yes. The Brondell Swash 300 is available in both elongated (S300-EW) and round (S300-RW) versions. If you’re unsure which shape your toilet is, measure from the front of the bowl to the mounting holes at the back — elongated bowls are typically 18 to 19.5 inches, while round bowls are closer to 16 to 17 inches. Our guide to the best bidets for existing toilets explains how to measure your bowl correctly.
Q: Why does the warm water run out during my wash cycle?
The Swash 300 uses a reservoir-style tank heater, which maintains a small volume of pre-heated water. That supply typically lasts 20 to 40 seconds per cycle depending on your incoming water temperature. If you need a longer warm wash, you can pause and wait 3 to 4 minutes for the tank to reheat, or consider upgrading to a seat with an instant ceramic heater for truly endless warm water. Check the best bidets with warm water and dryer guide for those options.
Q: How does the Swash 300 compare to the Brondell Swash 1400?
The Swash 1400 is Brondell’s flagship seat and adds a warm air dryer, night light, carbon deodorizer, nozzle oscillation, two user presets, and a 3-year warranty — none of which the Swash 300 includes. The 1400 also uses a ceramic-core heating system that delivers continuous warm water rather than the 300’s reservoir tank. If budget allows, the Swash 1400 is the better long-term buy for most households. The Swash 300 is the right call when you want the core electric experience at the lowest possible entry cost.
Conclusion
The Brondell Swash 300 does exactly what a great entry-level electric bidet seat should do: it gets you off toilet paper, onto warm water, and onto a heated seat — all without overwhelming you with features you don’t yet know if you need.
The dual stainless-steel nozzles, aerated spray, adjustable pressure, and wireless remote give you a genuinely comfortable and clean experience right out of the box.
The reservoir tank heating and the lack of a dryer are the honest trade-offs at this price point — and if they’re dealbreakers for you, the bidet toilet seat comparison chart will point you toward a better fit.
But for a first-time buyer, a second bathroom, or anyone who just wants clean without complexity, the Swash 300 earns its spot among the best affordable bidets available today.