Waterdrop K19 Water Dispenser Countertop Reverse Osmosis System Review 2024

Waterdrop K19 Reverse Osmosis Review

This is our review of the Waterdrop K19 Water Dispenser Countertop Reverse Osmosis System.

👋 Hey there, water aficionados! If you’ve ever scratched your head trying to figure out which Reverse Osmosis system is the ultimate thirst-quencher, trust me, you’re not alone. It’s like dating in a sea full of fish—lots of choices but only a few worth taking home. That’s where we come in. We’ve navigated the waters of water filtration systems for years, and today, we’ve got something special for you. We’re diving deep into not one, but two models of the Waterdrop K19 Water Dispenser Countertop RO system: the WD-K19-H and the WD-K19-S. 🌊

After weeks of testing, let me spill it—these two are siblings but not twins. They share some incredible features, but they each have their own little quirks that make them unique. The Waterdrop K19 models are nothing short of impressive, blending advanced filtration tech with some super user-friendly designs. Ready for the kicker? They’re as efficient as they are effective, making them top picks for any household.

Wondering if these high-performers live up to the hype? Stick around. We’re unpacking everything from their filtration capabilities to those little differences that set them apart. Whether you’re single, part of a bustling family, or even running a small office, this guide’s got the 411 to help you decide which model—or maybe both!—is the perfect fit for you.

So, are you intrigued yet? Dive in, and let’s get to the bottom of this, shall we?

Waterdrop K19 Water Dispenser Countertop Reverse Osmosis Overview

Waterdrop K19 Instant Hot Water Dispenser Countertop RO System
Filtration Stages: 4
Efficiency Ratio: 3:1
Capacity: 75 GPD
Certifications: Not mentioned for this model
Remineralization: No
UV Stage: Yes
Discount: WFP10 for 10% off
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Waterdrop K19 Water Dispenser Countertop RO System
Filtration Stages: 4
Efficiency Ratio: 3:1
Capacity: 75 GPD
Certifications: Not mentioned for this model
Remineralization: No
UV Stage: Yes
Discount: WFP10 for 10% off
Buy on Waterdrop Buy on Amazon
We earn a commission if you make a purchase, at no additional cost to you.

What’s the Deal with Waterdrop K19? 🚰

First off, let’s talk about what this bad boy does. The Waterdrop K19 is not just another water dispenser; it’s a countertop Reverse Osmosis (RO) system. So it’s doing more than just gushing out water—it’s meticulously cleaning it. Both the WD-K19-H and WD-K19-S models use a 4-stage deep filtration process to give you pure, high-quality water right in the comfort of your kitchen—or hey, even your office space! It filters out all sorts of unwanted elements like heavy metals, residual chlorine, and TDS (Total Dissolved Solids).

Is it Worth the Hype? 🌟

Short answer? Heck yeah, it is. But let me spill some details. Despite the absence of specific NSF certifications for these models, they do feature a 99.9% UV sterilization function. So, bye-bye bacteria!👋 And if you’re eyeing that 3:1 pure-to-drain water ratio, you’ll be saving water and money, too! It’s like having a mini water treatment facility, only it sits neatly on your counter. With a daily production capacity of 75 GPD (gallons per day), you won’t be left high and dry.

Features Galore 🎉

This isn’t a one-trick pony, folks. These models have more than just solid water purification capabilities. They come with a smart display screen that monitors filter lifespan, TDS levels, and water volume. Oh, and the kicker? For the tech-savvy among us, both units have a twist-and-pull design that makes filter replacement as easy as 1-2-3. 👌

Is your curiosity piqued? Trust me, we’re just scratching the surface here. 😎

Waterdrop K19 Countertop Reverse Osmosis System Filtration Capabilities

How Good is the Filtration, Really? 💧

Let’s cut to the chase: you’re here because you want water that’s as pure as a mountain spring, right in your kitchen. The Waterdrop K19 models offer just that, thanks to their robust 4-stage filtration system:

  • Pre-filters: First up, it tackles sediments and large particles so they won’t mess with the subsequent filtration stages. 🙋‍♂️
  • Carbon Filter: This stage gets rid of lingering impurities and also improves the water’s taste. 🍋
  • RO Membrane: This is where the serious work happens. A 0.0001-micron pore size ensures that up to 99% of over 1,000 contaminants are removed.
  • UV Sterilization: To round it all up, a UV stage offers 99.9% disinfection. No bacteria or viruses will make it past this point. 🚫

Now, you might be wondering about the difference between the two models. Essentially, they’re twins in filtration but the WD-K19-H model adds a nifty instant hot water feature. Perfect for that cup of tea or quick meal prep!

NSF Standards and Contaminants 📜

While the Waterdrop K19 models aren’t NSF-certified themselves, their components meet rigorous standards that ensure you’re getting safe and healthy water. We’re talking about a system that removes everything from lead and mercury to arsenic and pharmaceuticals.

Ready for the next drop of wisdom? Keep scrolling; we’re diving into performance next! 🌊

Waterdrop K19 Instant Hot Water Dispenser Countertop Reverse Osmosis Performance

Let’s Talk Efficiency: Flip the Script 🔄

We all know that water waste can be a real downer, both for your conscience and for the planet. In the world of RO systems, a waste water ratio of 1:3 or 1:4 is often considered the norm. But guess what? The Waterdrop K19 flips the script with a jaw-dropping waste water ratio of 3:1. That means for every gallon of purified water, only a third of a gallon is wasted. Talk about efficient!

Sustainability: Kind to Your Wallet and the Planet 🌍

In a nutshell, a better waste water ratio means more water savings. And when you save water, you’re not just cutting down on your water bills but also contributing positively to the environment. It’s a win-win scenario that’s too good to pass up! 🎉

A Tale of Two Models 🔄

Worth noting is that both the WD-K19-H and WD-K19-S offer the same remarkable efficiency. The hot water feature on the WD-K19-H does increase its energy footprint a tiny bit, but if instant hot water is non-negotiable for you, it’s a negligible trade-off.

So, are you ready to delve into how much this powerhouse can hold? Because next, we’re unpacking capacity! 📦

Waterdrop K19 Water Dispenser Countertop Reverse Osmosis Capacity

When Size Does Matter: Gallons Per Day (GPD) 🚰

The question on everyone’s lips: How much water can this baby churn out? In the universe of Reverse Osmosis systems, the daily production capacity can be a deal-breaker. The Waterdrop K19 stands tall, effortlessly dishing out a competitive 75 of gallons per day (GPD). So whether it’s filling up pots for your pasta night or keeping everyone hydrated at a family gathering, this system has got your back.

Quenching Your Thirst, in Seconds! ⏲️

Nothing kills the vibe like standing in front of the water dispenser, watching the seconds tick away as you wait for your glass to fill. So, how does the Waterdrop K19 fare? Drumroll, please… This system can fill a glass of water in just a few seconds.


The Tale of Two Models Continues 🔄

Whether you opt for the WD-K19-H or WD-K19-S, you’re in for the same high-capacity experience. The only variation comes in with the WD-K19-H’s hot water dispensing feature, which may lead you to consume more, but hey, that’s the kind of problem we like to have!

Stay tuned, as we’re about to dive into the design features that make this system a stand-out. 👀

Waterdrop K19 Countertop Reverse Osmosis Design Features

Design That Talks: Auto Flush 🚽

First things first, let’s address the Auto Flush feature. With automatic system flushing, this RO system practically maintains itself, giving you one less thing to worry about. Convenience? Oh, we got it!

Aesthetics on Point 🌟

The Waterdrop K19 is more than a water filter; it’s a fashion statement for your kitchen. Whether you opt for WD-K19-H or WD-K19-S, the sleek design remains a constant—making both a conversation starter and a countertop’s best friend.

A Countertop Marvel 🔄

Both of these beauties are countertop dispenser systems, bidding adieu to complex under-the-sink installations. And hey, they don’t hog all your countertop space, which is always a win!

The Tale of Two Models: WD-K19-H vs WD-K19-S 🤔

While both models are pretty stellar, there are some subtle and not-so-subtle differences to consider:

Smart Display Screen 🖥️

Both have intelligent display screens, but what’s displayed varies. The WD-K19-H shows you the temperature and water volume, while the WD-K19-S lets you know about the filter lifespan and TDS (Total Dissolved Solids).

Heating Function ☕

Craving a hot cup of tea? The WD-K19-H’s got you covered with V-type heating technology and four temperature settings. If room temp’s your jam, the WD-K19-S is your go-to.

WD-K19-H: Room temp, warm, hot, and boiling (41-203°F/5-95°C)

WD-K19-S: Room temp or lower (41-100°F/5-38°C)

Power and Voltage ⚡

If you’re looking at energy consumption:

WD-K19-H: 1640W, 110-120V

WD-K19-S: 34W, 100-240V

Water Capacity Options 🥤

Need different water volumes?

WD-K19-H: Offers five options—6 oz, 8 oz, 10 oz, 12 oz, and continuous.

WD-K19-S: Has four—6 oz, 8 oz, 10 oz, and continuous.

Extra Security Features 🛡️

Safety first! The WD-K19-H comes with:

  • Intelligent protection to prevent dry burn and water shortage
  • A child lock feature for added safety

So there you have it! All the deets to help you decide between WD-K19-H and WD-K19-S. But we’re not done yet, so stick around! 💸

Waterdrop K19 Water Dispenser Countertop Reverse Osmosis Annual Cost

Annual Costs

When it comes to water filtration systems, one major factor that often gets overlooked is the ongoing cost of maintenance. Here, we’re talking about filter replacements and their costs, which can add up over time. Lucky for you, the Waterdrop K19 models keep this fairly straightforward and budget-friendly.

Your Annual Budget Breakdown 💵

To give you a clear picture, let’s look at the table below:

WD-K19RF Filter for Waterdrop K19 Countertop RO System
Filter Duration: 12 months
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The Bottom Line 💡

So what’s the damage? Based on the replacement of the MRO filter, which lasts for a whole year, your total annual cost stands at a reasonable $89.00.

Both WD-K19-H and WD-K19-S share this cost structure, making the decision between the two models purely about the features you need and not the ongoing expenses.

No fuss, no muss, and no hidden costs—just transparent, clean water and a transparent, clean budget.

Waterdrop K19 Countertop Reverse Osmosis Installation & Maintenance

The thought of installing a water filtration system can be intimidating for many people. The drilling, the plumbing, the possibility of making a mistake—it’s enough to make you reconsider your decision. However, you’ll be pleased to know that the Waterdrop K19 models offer a hassle-free installation experience that virtually anyone can handle.

Ease of Installation 🛠️

One of the best features of the Waterdrop K19 systems (both WD-K19-H and WD-K19-S) is their plug-and-play nature. Unlike traditional undersink RO systems that require extensive plumbing and space considerations, these are countertop systems. That means you won’t have to worry about complex installations; just an initial setup is all that’s needed.

Maintenance Tips 🧼

As for maintenance, these systems keep it straightforward. Remember, both models only require an annual filter replacement, which you can easily do yourself, thus keeping costs and effort minimal.

Both the WD-K19-H and WD-K19-S models share this simplified approach to installation and maintenance, making them an excellent choice for those who want clean water without the fuss of intricate installation procedures or ongoing care.

Waterdrop K19 Water Dispenser Countertop Reverse Osmosis Reviews

Customer reviews are an essential part of making an informed purchase decision. For the Waterdrop K19 water dispenser models, reviews are generally favorable but reveal some areas for improvement. Below are some summarized highlights from Amazon’s user reviews:

Positive Reviews 👍

Ease of Installation: Customers appreciate the minimal setup required, with several highlighting the absence of drilling or faucet installation as a strong point.

Example: “I bought this product because I wanted to have clean and hot water without installing a faucet or a tank under the sink. This product is very easy to set up and use.”

Water Quality: Multiple users have commented on the system’s excellent water purification, citing the taste and quality of the water as top-notch.

Example: “This is an excellent product. It is easy to install and use. The water quality is very good…”

Customer Service: For some, the responsiveness and helpfulness of Waterdrop’s customer service added to the product’s appeal.

Example: “They responded quickly and solved the problem for me. They also sent me a replacement filter for free.”

Criticisms 👎

Noise Level: A common drawback mentioned by users is the noise level when dispensing water or using the UV light.

Example: “The noise level is high, especially when the UV light is on. It sounds like a jet engine.”

Flow Rate: Some customers find the water flow to be slow, particularly when using the boiling water function.

Example: “It takes a long time to fill a cup or a pot.”

Customer Service Issues: A few reviews suggest there can be lapses in customer service responsiveness, specifically when troubleshooting is required.

Example: “I spent two days troubleshooting to get it to work with no help from their support. Multiple phone calls and emails. I would not recommend.” 

Overall, the Waterdrop K19 systems hold a rating of 4.4 out of 5 based on hundreds of Amazon reviews, which suggests a generally favorable impression with room for improvement.

Waterdrop K19 Water Dispenser Countertop Reverse Osmosis Alternatives

For those evaluating options beyond the Waterdrop K19 Instant Hot Water Dispenser Countertop RO System, exploring alternatives with different features, energy efficiency levels, or filtration technologies is advisable. Ensuring the chosen model meets your specific needs for on-demand hot water and water purity can lead to a more tailored fit for your home or office use.

Best Overall
Waterdrop G3P800 RO System

A great alternative is the Waterdrop G3P800 Reverse Osmosis system.

This is one of the best Reverse Osmosis systems in the market, as this tankless NSF-certified system removes up to 99.9% of the water contaminants, comes packed with several smart features like a TDS meter or a filter life indicator in-built on a designer faucet, has one of the best waste water ratio performances of 3:1, and it's easy to install.

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Frizzlife PD600-TAM3 Alkaline Remineralization RO System

A great alternative is the Frizzlife PD600-TAM3 Reverse Osmosis system.

This Reverse Osmosis can reduce 99.9% of the contaminants in the water, and includes a remineralization filter that adds back beneficial minerals which raise the water pH to more than 7.5 making it more alkaline and improving its taste.

This system has an amazing performance as its waste water ratio is one of the best in the market at 1.5:1.

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Best for Well Water
iSpring RCC7AK-UV 75 GPD 7-Stage with Alkaline UV RO System

If you need to deal with well water the iSpring RCC7AK-UV Reverse Osmosis system might be the solution for you.

This NSF-certified RO system removes 99.9% of water contaminants through 7 stages of filtration, which the last one is composed of a UV filter that inactivates viruses and bacteria that are commonly found in well water.

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Our Verdict

The Waterdrop K19 series offers a modern and efficient solution for water purification and dispensing right on your countertop. Both models stand out for their superior filtration capabilities, ease of use, and design features. With NSF certifications, a favorable 3:1 waste water ratio, and multiple dispensing options, these systems make for a reliable choice for both homes and offices. The annual maintenance cost is also relatively low, providing good value over time.

When it comes to choosing between the two models, your specific needs come into play. If you’re looking for a system that can also provide instant hot water with multiple temperature options, the WD-K19-H is a more fitting choice due to its V-type heating technology and temperature range of 41-203°F.

On the other hand, if you’re simply after a reliable countertop RO system without the need for hot water, the WD-K19-S is more energy-efficient, requiring only 34W compared to the 1640W needed by the WD-K19-H, and has a broader voltage compatibility of 100-240V.

Promo: Use our code WFP10 for a 10% discount on the Waterdrop website.