6 Best TOTO Washlet Models (October 2026)
The best TOTO WASHLET models include the TOTO WASHLET C5 for couples sharing bathrooms, the TOTO WASHLET S5 for longer wash routines, and the TOTO WASHLET A2 for first-time bidet buyers.
On this page (8 sections)
- Which TOTO WASHLET models stand out?
- Best TOTO WASHLET models by use
- How should you choose a TOTO WASHLET?
- What should you check before installing a WASHLET?
- How do you get comfortable with your first wash?
- How should you care for a TOTO WASHLET?
- Which buying mistakes should you avoid?
- Which TOTO WASHLET should you choose?
The best TOTO WASHLET for most buyers is the C5, provided it fits your elongated toilet and you want remote controls. Choose the S5 instead when continuous warm water matters more, or the KC2 when you need a round seat.
Start with fit, then decide how you want to operate the seat. Heating, saved preferences and cleaning features should solve a daily need rather than simply make the feature list longer.
If you're still comparing seat types, start with our best bidet seats fit-first guide. For a broader look at electric choices, see best electric bidet seats.
Our picks at a glance
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Which TOTO WASHLET models stand out?
The C5 offers the most useful balance for a typical remote-control buyer, while the other picks address specific routines and bathroom layouts. A model farther down the order can still be the right choice when it solves your fit or control needs.
HonestlyChosen compared toilet shape, control access, water heating and care features. These scores reflect suitability across those needs, so use the individual recommendations to narrow your choice.
The table highlights the main differences without making you compare every comfort feature. Read the fit guidance before choosing, especially if your toilet has a curved tank, limited side space or hard-to-reach connections.
| Product | Best for | Controls | Cleaning | Seat shape | Our score |
|---|---|---|---|---|---|
| TOTO WASHLET C5 | couples sharing bathrooms | Remote; 2 user memory settings | PREMIST; EWATER+ wand cleaning | Elongated | 8.9 |
| TOTO WASHLET S5 | longer wash routines | Remote; 4 user memory settings | PREMIST; EWATER+ wand cleaning | Elongated | 8.6 |
| TOTO WASHLET A2 | first-time bidet buyers | Attached side panel | Self-cleaning wand | Elongated | 8.3 |
| TOTO WASHLET S2 | remote-free shared bathrooms | Attached side panel | PREMIST; EWATER+ wand cleaning | Elongated | 8.1 |
| TOTO WASHLET KS6 | flexible control placement | Illuminated handheld or wall-mounted remote; 4 user memory settings | PREMIST; EWATER+ wand cleaning | Elongated | 8.0 |
| TOTO WASHLET KC2 | round-toilet households | Attached side panel | Self-cleaning wand | Round | 7.8 |
Best TOTO WASHLET models by use
Choose the C5 for a shared remote-control routine, then move to another model for a specific reason such as longer washes, fixed controls or round-bowl fit. The recommendations below explain both the useful feature and the reason to pass.
TOTO WASHLET C5
- Remote with 2 user memory settings
- PREMIST
- EWATER+ wand cleaning
- Heated seat, deodorizer and warm air dryer
The C5 suits couples who want separate saved cleansing settings and remote controls. Its bowl and wand cleaning features add convenience to the daily routine.
Pros
- 2 saved settings for shared use
- PREMIST and EWATER+ wand cleaning
- Heated seat, deodorizer and warm air dryer
Cons
- This version requires an elongated toilet
- Continuous warm water seekers should consider the S5
The C5 suits couples who want their own cleansing preferences without resetting the controls each time. Its remote has 2 user memory settings, making it a practical choice when 2 people share the bathroom.
PREMIST wets the bowl before use to help limit sticking, while EWATER+ cleans the wand inside and out. A heated SoftClose seat, deodorizer and adjustable warm air dryer cover the main comfort features without making the choice depend on extras alone.
Buy it when you want a complete remote-controlled routine and those saved preferences will get regular use. Keep the remote in a consistent, reachable place so the convenience carries over to every visit.
Skip this elongated version for a round bowl, and choose an instantaneous-heating model if continuous warm water is a firm requirement. The C5's leading score does not outweigh a feature you already know you need.
TOTO WASHLET S5
- Instantaneous water heating
- Remote with 4 user memory settings
- PREMIST
- EWATER+ wand cleaning
The S5 suits buyers who want continuous warm water and several saved cleansing preferences. Its remote keeps the controls separate from the seat.
Pros
- Continuous warm water
- 4 saved user settings
- Nightlight, deodorizer and warm air dryer
Cons
- This version requires an elongated toilet
- Separate remote needs a reachable storage spot
The S5 is the better choice for people who want continuous warm water during longer washes. Its instantaneous heating makes water duration a clearer reason to choose it than simply wanting more features.
The remote provides 4 user memory settings, which suits a household with several distinct preferences. A nightlight adds a soft glow, while its bowl and wand cleaning systems match the C5's main cleaning features.
Choose it when you expect to use longer wash cycles or want more saved profiles than the C5 offers. Those are concrete daily benefits, especially when several people use the same bathroom.
Skip the S5 if attached controls are easier for you to reach or if your usual routine does not call for its added functions. For a closer comparison of these 2 remote models, read TOTO WASHLET C5 vs S5.
TOTO WASHLET A2
- Attached side control panel
- Self-cleaning wand
- Heated seat
- Adjustable warm water and pressure
The A2 suits first-time buyers who want warm-water washing and controls that stay attached to the seat. Its focus is adjustable cleansing and seat warmth.
Pros
- Controls stay with the seat
- Adjustable water temperature and pressure
- Wand cleans itself before and after use
Cons
- Side panel needs clearance and a comfortable reach
- This version requires an elongated toilet
The A2 suits a first-time buyer who wants to focus on washing and seat warmth. Its attached side panel keeps the controls in one place, so you do not need to manage a separate remote.
You can adjust water temperature and pressure, and use an oscillating stream for broader spray movement. The wand cleans itself inside and out before and after use, while the heated SoftClose seat adds comfort.
Choose it if a fixed control location makes the routine easier to learn and repeat. Before buying, sit on your current toilet and check whether reaching beside the seat feels comfortable.
Skip the A2 if that reach requires awkward twisting, or if continuous warm water and the S2's added cleaning features are priorities. A simpler control arrangement only helps when the person using it can reach the buttons easily.
TOTO WASHLET S2
- Instantaneous water heating
- Side panel controls
- PREMIST
- EWATER+ wand cleaning
The S2 suits shared bathrooms where controls should stay attached to the seat. It combines continuous warm water with bowl and wand cleaning features.
Pros
- Continuous warm water
- PREMIST and EWATER+ wand cleaning
- Nightlight, deodorizer and warm air dryer
Cons
- Side panel needs clearance and a comfortable reach
- This version requires an elongated toilet
The S2 suits a shared bathroom where controls should stay attached to the seat, but basic washing alone is not enough. It combines that fixed panel with instantaneous heating for continuous warm water.
It also includes PREMIST, EWATER+ wand cleaning, a nightlight, deodorizer and warm air dryer. This makes it the more complete side-panel choice here for buyers who want comfort and care features together.
Choose it when everyone using the bathroom can comfortably reach the panel and you want to avoid moving a remote between people. Its attached controls also give guests a predictable place to look.
Skip it if a vanity crowds the control side or if someone needs controls positioned in front of them. Measure the surrounding space before ordering, because clearance for your hand matters alongside clearance for the seat itself.
TOTO WASHLET KS6
- Instantaneous water heating
- Illuminated handheld or wall-mounted remote
- 4 user memory settings
- PREMIST and EWATER+ wand cleaning
The KS6 suits buyers who want to choose between handheld and wall-mounted controls. Its illuminated remote supports saved preferences for shared use.
Pros
- Illuminated remote can be handheld or wall-mounted
- Continuous warm water
- 4 saved user settings
Cons
- This version requires an elongated toilet
- Wall placement needs careful reach planning
The KS6 is worth choosing when control placement is central to your decision. Its illuminated remote can be handheld or wall-mounted, giving you a clear choice about where the controls live.
It offers 4 user memory settings and continuous warm water, along with a nightlight, heated seat, deodorizer and warm air dryer. Front and rear washing include optional oscillating or pulsating streams.
Choose it if you want to keep the remote on a nearby wall but still have the option to hold it. Plan that position while seated, rather than choosing a wall spot only because it looks tidy.
Skip it if you prefer every control permanently attached to the seat. Its feature set overlaps with the S5, so the illuminated remote and your preferred placement should be meaningful reasons to choose it.
TOTO WASHLET KC2
- Round seat shape
- Side panel controls
- Self-cleaning wand
- Heated seat and warm air dryer
The KC2 is the choice here for a compatible round toilet. It pairs attached controls with adjustable washing, seat warmth and a warm air dryer.
Pros
- Round shape for compatible round bowls
- Wand cleans itself before and after use
- Heated seat and adjustable warm air dryer
Cons
- This version requires a round toilet
- Side panel needs clearance and a comfortable reach
The KC2 is the round-seat choice in this group, making it the first model to consider if your bowl is round. Fit should take priority over the higher scores of the elongated versions.
It combines attached controls with adjustable warm water, a heated SoftClose seat and a self-cleaning wand. The warm air dryer has 3 temperature settings, and the wash offers oscillating and pulsating options.
Choose it when your round toilet meets the mounting and clearance requirements and you can reach the side panel comfortably. It brings washing and drying into one seat without requiring a separate control location.
Skip this version for an elongated bowl, even if the mounting holes appear close enough. Compare the best bidet seats for round toilets for more round options, or read Bio Bidet vs TOTO if you are also weighing brands.
How should you choose a TOTO WASHLET?
Choose by fit, control access and wash routine, in that order. These decisions affect every use, while extras such as a nightlight should help settle a close choice.
Write down the needs that would make you reject a seat before comparing models. A round bowl, difficult side reach or a requirement for continuous warm water can narrow the field quickly.
Which TOTO WASHLET shape fits your toilet best?
The KC2 version here is round; the other 5 versions are elongated. Confirm the bowl shape itself rather than relying on the shape of an old seat, which may already fit poorly.
Measure from the seat mounting holes toward the front of the bowl, then check mounting-hole spacing and clearance behind the holes. Compare those measurements with the exact model's installation diagram, including any limits around the tank.
Our elongated vs round toilet seat guide explains the shape check. Overall seat length and width are useful, but they do not establish compatibility by themselves.
Side-panel models also need room beside the toilet. Check nearby cabinets, walls and grab bars, leaving space for both the panel and the hand operating it.
Do you prefer a remote or side panel?
Choose a remote for flexible reach or a side panel for a fixed control location. Neither arrangement is automatically easier for every person.
A remote can help someone who finds turning toward the seat uncomfortable. It still needs a reliable home within reach, especially in a bathroom shared with guests.
A side panel stays with the toilet and removes the need to find a separate controller. Its drawback is the fixed position, so check reach from a normal seated posture before committing.
For a shared household, saved preferences reduce repeated adjustments. Decide how many distinct routines you need to store rather than assuming every family member needs a separate profile.
Is instantaneous water heating a priority?
Choose an instantaneous-heating model when you want continuous warm water through a longer wash. The S5, S2 and KS6 provide that option.
The C5, A2 and KC2 also offer adjustable warm water, but the supplied details do not establish a matching continuous-water claim. Do not assign them a wash duration or recovery time without checking the exact model's instructions.
Longer is not automatically better for cleansing. Use a comfortable routine, and make heating duration a priority only if it affects how you expect to use the seat.
Read how electric bidet seats work if you want more context on the wash, controls and drying cycle.
Which cleaning features matter to you?
Choose PREMIST for help with bowl sticking and EWATER+ for automatic wand cleaning. They act on different areas, so neither should be treated as a substitute for cleaning the whole toilet.
The A2 and KC2 also have self-cleaning wands. Automatic rinsing helps with routine upkeep, but the seat, hinges, underside and nearby surfaces still need attention.
A deodorizer serves a separate purpose from either cleaning feature. It addresses odors; it does not remove the need to clean the bowl or ventilate the bathroom.
Which comfort features will you actually use?
Prioritize adjustable warmth and usable controls before adding weight to smaller conveniences. A feature earns its place when it solves something in your normal routine.
A heated seat can matter in a cool bathroom, but start with a low setting and adjust for comfort. For shared use, agree on a reasonable default rather than leaving the seat at one person's preferred maximum.
Treat warm air drying as a separate step that takes time. Keep toilet paper available for gentle patting while you learn your preferred routine, rather than expecting the dryer to behave like a towel.
What should you check before installing a WASHLET?
Confirm toilet compatibility, water access and electrical access before removing the old seat. A straightforward seat swap can become more involved when a connection is hidden or an outlet is poorly placed.
Check the water connection and shutoff
Locate the toilet's shutoff valve and check that you can reach it. Follow the model's instructions for connecting its water supply, and do not force a valve that is stuck or appears damaged.
Check whether the toilet's supply connection is exposed or enclosed by its base or skirt. Restricted access can affect the tools, fittings or help needed to complete the work.
A small towel and container are useful when disconnecting the existing supply. Expect some remaining water in the hose even after the valve is closed.
Plan power before routing the cord
Read the exact model's electrical requirements and check where the cord must reach. Arrange a suitable bathroom outlet if needed, using a qualified electrician for electrical work.
Keep the cord route clear of walkways and places where it could be pinched. Do not plan the installation around a temporary extension cord.
Position the seat before tightening everything
Follow the mounting sequence and align the seat with the bowl before final tightening. Check that the lid moves freely and the seat sits securely without forcing it against the tank.
Route the water hose without sharp bends or tension at either end. Tightening a connection harder is not a reliable fix for poor alignment, and excess force can damage fittings.
Open the water supply slowly and inspect each new connection for moisture. Check again after the initial wash cycles, keeping the surrounding area dry enough to spot a small drip.
Our bidet seat installation guide explains the general sequence. Use it alongside the model's own instructions, which control the fitting details and operating steps.
How do you get comfortable with your first wash?
Start with low pressure, mild warmth and a short wash, then change one setting at a time. This makes it easier to find the cause if a spray feels too strong or misses the intended area.
Sit normally and learn the stop control before starting. Avoid shifting around quickly while the spray is running; stop first if you need to make a larger adjustment.
Try the basic wash before adding oscillation or pulsation. Those modes change how the stream moves or feels, but you may prefer a steady spray for part or all of the routine.
Do not use higher pressure to compensate for poor positioning. Adjust your seated position or the available wash controls before increasing intensity.
Once the routine feels comfortable, save preferences on a model with memory. Explain the basic wash and stop controls to other users before encouraging them to explore extra settings.
For children or anyone who needs help, follow the model's use guidance and provide suitable supervision. Ease of reaching the buttons does not replace understanding how to stop the wash.
How should you care for a TOTO WASHLET?
Use gentle cleaning and the model's care instructions, even when the wand cleans itself. Automatic wand cleaning handles one part of upkeep, not the entire seat or bathroom.
Wipe the seat and controls with a soft cloth using approved cleaners. Avoid abrasive pads, and do not assume a cleaner intended for the ceramic bowl is suitable for plastic seat surfaces.
Apply cleaner to the cloth rather than spraying controls or electrical areas directly. Follow any instructions to disconnect power before cleaning or removing parts.
Use the designated nozzle-cleaning procedure when the wand needs attention. Do not pull it out by force or scrub it with a stiff brush.
Our guide to cleaning a bidet nozzle covers the basic care approach. Check around hinges and mounting areas as well, where ordinary bathroom residue can collect.
Look for moisture around supply connections during routine cleaning. A recurring drip needs a connection check, not a towel left underneath it.
Follow any model-specific instructions for cleaning filters or preparing the seat for a long period without use. Do not add chemicals to the water path or improvise descaling treatments.
Which buying mistakes should you avoid?
Avoid buying by model rank before checking your bathroom. The wrong shape or awkward controls will matter more each day than a feature you rarely use.
Assuming elongated means compatible
An elongated bowl is only the starting point. Tank clearance, mounting dimensions and connection access still need to match the seat's requirements.
A compact-looking toilet can have a difficult mounting area, while a larger toilet may leave generous space. Measure rather than judging compatibility from a photo.
Choosing controls for someone else
The person using the seat should help decide where the controls belong. A wall-mounted remote may suit one person's reach, while another prefers an attached panel.
Check that reach while seated, including any usual mobility aids. Do not mount a remote above or behind the user just to keep it out of sight.
Buying extras without changing the routine
More saved profiles help only if people use different settings and will recall them. A nightlight matters most when its glow addresses a real nighttime need.
List the 2 or 3 features you expect to use daily. Use those to settle close choices instead of counting every function equally.
Expecting automatic features to remove all upkeep
A self-cleaning wand does not clean the seat's underside or remove deposits from every surface. Keep a normal bathroom cleaning routine and follow the care limits for the seat.
Likewise, a warm air dryer does not promise an immediate finish. Leave time for drying or keep paper within reach for gentle patting.
Which TOTO WASHLET should you choose?
The best TOTO WASHLET is the one that fits your toilet and makes your normal wash routine easier. Use these decision rules after confirming the installation requirements.
- Choose the C5 when a couple wants remote controls and separate saved preferences, without needing continuous warm water as a deciding feature.
- Choose the S5 when longer warm-water washes and several saved preferences matter most.
- Choose the A2 when you want to begin with adjustable washing and seat warmth through attached controls.
- Choose the S2 when you prefer fixed controls but also want continuous warm water and added cleaning conveniences.
- Choose the KS6 when an illuminated remote with handheld or wall-mounted use solves your control-placement needs.
- Choose the KC2 when you have a compatible round bowl and want washing, seat warmth and drying.
If 2 models remain, choose by the feature you will notice during every visit: control reach or water heating. Give those needs more weight than a small convenience you might seldom use.
For a closer look at the leading pick, read our TOTO C5 WASHLET review.
TOTO WASHLET C5
- Remote with 2 user memory settings
- PREMIST
- EWATER+ wand cleaning
- Heated seat, deodorizer and warm air dryer
The C5 suits couples who want separate saved cleansing settings and remote controls. Its bowl and wand cleaning features add convenience to the daily routine.
Pros
- 2 saved settings for shared use
- PREMIST and EWATER+ wand cleaning
- Heated seat, deodorizer and warm air dryer
Cons
- This version requires an elongated toilet
- Continuous warm water seekers should consider the S5
TOTO WASHLET S5
- Instantaneous water heating
- Remote with 4 user memory settings
- PREMIST
- EWATER+ wand cleaning
The S5 suits buyers who want continuous warm water and several saved cleansing preferences. Its remote keeps the controls separate from the seat.
Pros
- Continuous warm water
- 4 saved user settings
- Nightlight, deodorizer and warm air dryer
Cons
- This version requires an elongated toilet
- Separate remote needs a reachable storage spot
TOTO WASHLET A2
- Attached side control panel
- Self-cleaning wand
- Heated seat
- Adjustable warm water and pressure
The A2 suits first-time buyers who want warm-water washing and controls that stay attached to the seat. Its focus is adjustable cleansing and seat warmth.
Pros
- Controls stay with the seat
- Adjustable water temperature and pressure
- Wand cleans itself before and after use
Cons
- Side panel needs clearance and a comfortable reach
- This version requires an elongated toilet
TOTO WASHLET S2
- Instantaneous water heating
- Side panel controls
- PREMIST
- EWATER+ wand cleaning
The S2 suits shared bathrooms where controls should stay attached to the seat. It combines continuous warm water with bowl and wand cleaning features.
Pros
- Continuous warm water
- PREMIST and EWATER+ wand cleaning
- Nightlight, deodorizer and warm air dryer
Cons
- Side panel needs clearance and a comfortable reach
- This version requires an elongated toilet
TOTO WASHLET KS6
- Instantaneous water heating
- Illuminated handheld or wall-mounted remote
- 4 user memory settings
- PREMIST and EWATER+ wand cleaning
The KS6 suits buyers who want to choose between handheld and wall-mounted controls. Its illuminated remote supports saved preferences for shared use.
Pros
- Illuminated remote can be handheld or wall-mounted
- Continuous warm water
- 4 saved user settings
Cons
- This version requires an elongated toilet
- Wall placement needs careful reach planning
TOTO WASHLET KC2
- Round seat shape
- Side panel controls
- Self-cleaning wand
- Heated seat and warm air dryer
The KC2 is the choice here for a compatible round toilet. It pairs attached controls with adjustable washing, seat warmth and a warm air dryer.
Pros
- Round shape for compatible round bowls
- Wand cleans itself before and after use
- Heated seat and adjustable warm air dryer
Cons
- This version requires a round toilet
- Side panel needs clearance and a comfortable reach
Our top 3 picks at a glance
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Frequently asked questions
Which TOTO WASHLET is best for most buyers?
The C5 is the best TOTO WASHLET for most buyers with a compatible elongated toilet who want remote controls and saved preferences. It balances daily comfort with bowl and wand cleaning features.
Choose a different model when round-bowl fit, continuous warm water or attached controls matter more.
What is the difference between the TOTO WASHLET C5 and S5?
The S5 adds instantaneous water heating, a nightlight and 4 user memory settings, compared with the C5's 2. Both include remote controls, PREMIST, EWATER+ wand cleaning, a heated seat, deodorizer and warm air dryer.
Compare the C5 and S5 side by side to decide which differences you will use.
Do TOTO WASHLET models fit round toilets?
The KC2 version in this guide is round, while the other 5 versions are elongated. Shape alone does not confirm compatibility: check mounting measurements, rear clearance and access to the water connection.
Our guide to round bidet seats explains the fit checks before you order.
Do TOTO WASHLET seats need electricity?
Yes, all 6 models here need electrical power for their electronic features. Confirm the outlet location and electrical requirements in the exact model's instructions before buying, and arrange suitable electrical work if needed.
Read whether bidet toilet seats need electricity when planning your bathroom setup.
