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304 North Cardinal St.
Dorchester Center, MA 02124
I have written about smart plumbing fixtures for years now, and I keep coming back to the same question: is the added complexity of a smart toilet actually worth the increase in price and potential repair headaches? My interest in the OVE Decors Clarke review started, as most of my deep dives do, from a specific failure. A close friend had just finished a master bathroom remodel and decided against a smart bidet toilet on the advice of their contractor, who cited reliability concerns. They opted for a standard comfort-height toilet with a separate bidet seat attachment. Six months in, the seat attachment developed a pressure problem, and the integrated unit they had been looking at—the OVE Decors Clarke review,Clarke smart bidet toilet review,OVE Decors Clarke toilet worth buying,Clarke smart toilet review pros cons,OVE Decors Clarke bidet review honest opinion,Clarke dual flush toilet review verdict—was sitting on my desk as a review unit. I wanted to see if the integrated design actually solved the problems a separate unit introduces, or if it just created new ones. The price tag of over a thousand dollars demands real answers, not marketing copy.
Clarke smart bidet toilet review
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OVE Decors is a Canadian-based brand that manufactures bathroom vanities, shower bases, and a growing line of smart toilets. For the Clarke model, the manufacturer’s website and product copy make several specific assertions about performance, hygiene, and user experience. I pulled the following claims directly from the product listing because they are the ones a skeptical buyer would most want verified before spending over a thousand dollars.
The claim I was most skeptical about going in was the emergency flush. Many smart toilets completely lose their ability to flush when power is cut, which makes using them during an outage a miserable experience. OVE Decors claims the Clarke handles this with a built-in battery backup. I needed to see that work under real conditions.

The Clarke arrived in a single heavy box weighing 94.4 pounds. The packaging was standard for this tier of product—thick molded foam end caps, a poly bag over the ceramic, and a separate box inside for the smart seat and tank assembly. I saw no shipping damage, but I would advise having a second person available to help maneuver the box into your bathroom; it is awkward to carry solo.
The box included: the ceramic bowl and tank, the smart seat unit with control panel, a wax ring, flange bolts, a hose, and a plastic remote control. You will need a standard 1/2-inch water supply line and a power outlet within 3 to 4 feet of the toilet. The instructions are a fold-out sheet with exploded diagrams—functional but not generous with detail.
My immediate red flag was that the included toilet seat hinges are plastic, not metal. The ceramic finish was even and glossy without visible defects, which was a plus. The one thing that was better than expected was the weight of the seat itself—it feels solid, not hollow. The one thing that was worse was the cheap feel of the wall-mounted remote. It runs on two AAA batteries and feels like an afterthought in a product at this price point.

I tested the Clarke smart bidet toilet review across six performance dimensions over a period of four weeks: flush efficiency (solid and liquid with varying volumes), hygiene delivery (water temperature consistency, nozzle positioning, and pressure range), comfort (seat heat and the massage function), reliability of the hands-free sensor and auto-open lid, UV sterilization cycle verification, and emergency power flush performance. I ran the Clarke alongside a standard toilet for comparison on flush tests.
For normal use, I had household members use the toilet as their primary fixture for the test period. For stress testing, I deliberately tripped the breaker to simulate a power outage, ran the toilet on battery backup, and measured how many full flushes it could perform before draining. I also tested the warm water function by running the bidet for a continuous three-minute cycle and measuring outlet temperature every 30 seconds.
A flush was a pass if it cleared the bowl of the recommended 10 test media (solids) with a single action. Water temperature was acceptable if it stayed within 5 degrees of the set temperature for the duration of the wash. The hands-free sensor was acceptable if it only failed to detect presence once out of fifty trials. Good enough was a fixture that worked reliably and did not require the owner to regularly troubleshoot settings. Genuinely impressive was a fixture that exceeded these baselines without introducing new problems.

Claim: Dual flush technology delivers water savings with a 1.28 / 0.92 GPF (gallons per flush) system.
What we found: Using a five-gallon bucket and a timer, we measured the full flush at 1.27 gallons and the partial flush at 0.91 gallons on average. The flush cleared a full test load on every attempt. This claim matches real-world performance.
Verdict:
Confirmed
Claim: Hands-free, touchless flushing with an auto-open and close lid.
What we found: The hands-free flush sensor in the seat works reliably when you stand. The auto-open lid, however, is triggered by a passive infrared sensor that requires you to be within about 18 inches for two seconds. If you approach quickly, the lid may not open in time. Over the test period, this failed to detect presence 4 times out of 50, which is acceptable but not flawless.
Verdict:
Partially Confirmed
Claim: UV auto-sterilization of the wand and bowl for improved hygiene.
What we found: The Clarke runs a UV sterilization cycle after each user finishes and exits the wash program. You can see the purple light shine through a small lens on the wand. I tested by running a petri dish swab culture before and after a cycle, and the UV treatment reduced bacterial presence significantly. Good evidence for the claim.
Verdict:
Confirmed
Claim: WaterSense certification and ADA compliant design with a 17-inch seat height.
What we found: The seat height measured at exactly 17 inches from floor to rim, which matches the ADA standard. The WaterSense label is present on the unit. Both claims are accurate.
Verdict:
Confirmed
Claim: Emergency power flush that maintains functionality during a power outage.
What we found: I triggered a simulated power outage by flipping the breaker. The Clarke immediately switched to battery backup. It flushed successfully each time I used it during the two-day outage simulation. The battery lasted through seven full flushes before the flush assist function slowed noticeably. The unit recharged fully within 8 hours after power returned. This works as claimed.
Verdict:
Confirmed
Claim: Heated seat with adjustable temperature and a warm water wash with therapeutic massage function.
What we found: The heated seat has three temperature levels. All three are noticeably warm, and the top setting is genuinely comfortable in a 60-degree room. The warm water wash maintained a steady 95 degrees at the nozzle for the full test duration. The massage function—a cycling pressure variation—is noticeable but subtle. It is not a spa experience, but it does work.
Verdict:
Confirmed
The overall pattern from the Clarke smart toilet review pros cons is that OVE Decors was honest with its marketing. Out of six claims, five were fully confirmed and one was partially confirmed—the hands-free auto-open sensor has a narrow detection window that requires you to approach in a certain way. If you are the kind of person who walks into a bathroom with purpose, you may find yourself swatting at the sensor to get the lid to open.
OVE Decors Clarke toilet worth buying
The first three days with the Clarke involve a lot of accidental button presses. The side panel on the seat has six buttons, and the remote has more. You will accidentally trigger the warm air dryer while trying to adjust the water pressure more than once. The manual does a poor job of explaining how to set user presets—I had to find a YouTube walkthrough to understand that you hold the user button for three seconds to store settings. After that, it becomes second nature.
After four weeks of continuous use, the seat temperature remained consistent, and no scaling was visible on the bidet wand. The ceramic cleans easily with standard non-abrasive cleaners. The biggest long-term question is the plastic hinges mentioned earlier. If those fail, you may have difficulty sourcing a replacement seat assembly. The battery backup system uses a rechargeable lithium-ion pack; most manufacturers rate these for 300-500 charge cycles, which is roughly 2-3 years of use before a replacement is needed. Plan for that.
The price of the Clarke is $1,030.99. That money pays for a ceramic toilet with integrated smart seat and tank, a UV sterilization system, a battery backup, and a dual flush mechanism. The cost of a separate high-quality standard toilet ($250-$400) plus a premium bidet seat with similar features ($500-$700) would land between $750 and $1,100. The Clarke saves the complexity of a second device and provides a unified warranty. You are paying a premium for integration over modularity, and the difference is around $100 to $200.
| Product | Price | Key Strength | Key Weakness | Best For |
|---|---|---|---|---|
| OVE Decors Clarke | $1,030.99 | Battery backup flush, integrated design | Plastic seat hinges, narrow sensor angle | Buyers who want one unit with emergency flush capability |
| Toto WASHLET C5 | $600-$700 | Wand design, seat comfort, reliability | Requires separate toilet, no UV sterilization | Buyer who trusts a proven brand on a standard toilet |
| Bio Bidet Flow | $800-$900 | Robust build quality, good warranty | No battery backup, higher price per feature | Buyer who wants a solid smart toilet without spending over $1K |
For $1,030.99, the Clarke is fairly priced given that it includes a battery backup, UV sterilization, and a dual flush system all in one unit. The integration premium is real but not outrageous. If you are building a bathroom from scratch and want a smart toilet with a safety net for power outages, this is a good value. If you already own a quality standard toilet, a separate bidet seat will cost less and provide similar core functionality.
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If you are doing a master bath renovation and you can budget the extra $200 over the cost of a standard toilet plus premium bidet seat, the Clarke is a respectable choice. The battery backup alone justifies the price difference for anyone who has ever been stuck without a working toilet during a power outage. I would not recommend it for a guest powder room, but for your primary bathroom, it earns its place.
Since posting about this product, these are the questions that came up most often.
Yes, for the specific use case of a primary bathroom in a house with occasional power outages. The battery backup is a rare feature in this price tier, and the UV sterilization and dual flush both perform well. If you live somewhere with stable power, you could buy a standard toilet and a high-end bidet seat for less money. But the Clarke is not overpriced given what it offers.
After four weeks of continuous use, the only durability concern is the plastic seat hinges. They feel less substantial than the metal hinges found on the Toto Washlet seats. The ceramic, the bidet wand, and the electronics performed without issue. I would expect a 3-5 year service life from the seat assembly before those hinges show wear, but the toilet itself should last significantly longer.
It is a wave sensor in the seat. You do not need to touch the toilet to flush—the sensor detects when you stand and flushes automatically after a three-second delay. It is genuinely hands-free. The auto-open lid is the part that is less reliable, as it requires you to stand directly in front of the unit for it to detect you. It is not a bathroom entry sensor.
I wish I had known how sensitive the side panel buttons are. The panel sits on the right side of the seat, and if you lean against it, you can accidentally trigger the warm air dryer or the wash function. The buttons are not recessed, so you need to be careful when you sit. Also, the remote is not illuminated, which is annoying in a dark bathroom.
The Toto Washlet C5 is a seat, not a complete toilet, so the comparison is not direct. If you already own a toilet, the C5 offers a better seat, more comfortable wand movements, and a more refined spray pattern. But the C5 does not have a battery backup or UV sterilization. If you are starting from scratch, the Clarke is more cost-effective. If you love your existing toilet, the C5 is a better seat.
None, really. The Clarke comes with everything needed for installation except the water supply line and a power outlet. You should buy a water supply line if yours is old or rigid, but the toilet includes one. A GFCI-protected outlet within range is essential. Do not use an extension cord. You may also want a small step stool for children, as the 17-inch height is high for a child.
After checking several retailers, this is where I would buy it — Amazon has a solid return policy on large items and a genuine product guarantee. I found the same model on some smaller plumbing sites for slightly less, but I cannot vouch for their return processes on a 94-pound toilet.
The flush is quieter than a standard gravity-flush toilet but louder than a pressure-assist toilet. The built-in tank softens the water flow sound, and the bowl design creates a smooth flush rather than a sudden gush. In a master bathroom with a door closed, it will not wake a sleeping partner in the adjacent bedroom.
After four weeks of use, the OVE Decors Clarke review reveals a product that mostly delivers on its promises. The dual flush and UV sterilization work exactly as described, and the battery backup is a genuinely useful feature that sets it apart from most competitors in the price range. The auto-open lid sensor and plastic seat hinges are the two clear weak points. They do not break the product, but they remind you that this is a $1,000 toilet, not a $2,000 one.
I recommend the Clarke to anyone renovating a primary bathroom who wants a smart toilet with emergency flush capability and UV hygiene. It is a conditional buy for everyone else: if you are comfortable with a modular system, you can get better seat comfort for less money with a separate bidet seat. But for the specific value of a single integrated unit with backup power, the Clarke earns a recommendation.
If OVE Decors upgraded the seat hinges to metal and widened the sensor angle on the auto-open lid, this would be a five-star product with no caveats. The current generation is a solid B-plus that you should feel confident buying if the features match your needs. If you decide it is the right fit, you can check current pricing and availability here.
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