Best Undermount Bathroom Sinks

6 Best Undermount Bathroom Sinks – High-End Design

28 Models Considered
63 Hours of Research
4 Experts Interviewed
159 Reviews Analyzed

Getting a new bathroom sink will leave you wondering how dull your bathroom has been. The right product can streamline the look of the vanity area and enhance the functionality. Undermount sinks are unique and beautiful, they are also easy to install and enable you to personalize accessories such as drains and faucets. Choosing the best undermount bathroom sink is, however, unnerving. But don't worry, we're here to offer you help in securing the most reliable product.

In this article, we have reviewed crème de la crème bathroom sinks to give you value for your money. All the six products are durable and come in unique designs. Our editor's choice is KOHLER K-2355-0 Archer. The classic design of this rectangular basin with clean geometry and beveled edged makes it stand out. It's engineered with Vitreous china for enhanced beauty and exceptional durability. The easy installation allows the sink to integrate with the bath or powder room design.

To come up with this list, we spent several hours doing in-depth research and consulting professionals. We have based our review on essential features such as color variation, which makes the product blend with your décor. Another feature is faucet compatibility. The material used in designing the sinks is also a crucial aspect as it affects the product's durability. We also considered the shape and size of the sink. They come in unique and beautiful shapes. We’ve also included a detailed comparison table followed by product reviews. There is also a buying guide segment that will help you secure the undermount bathroom sink seamlessly.

Editor’s Choice

Undermount bathroom sink made of vitreous china, it comes in various colors and is easy to install

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9.7
WiseScoreTM
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WiseScore is a ranking system developed by our team of experts. It aggregates all the scores given to a product in various aspects including the individual product’s features evaluation given by each expert independently, its customers’ feedback rank, and sales rank.
Exceptional Design

High-quality and well-designed handcrafted undermount bathroom sink with an overflow drain

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9.6
WiseScoreTM
?
WiseScore is a ranking system developed by our team of experts. It aggregates all the scores given to a product in various aspects including the individual product’s features evaluation given by each expert independently, its customers’ feedback rank, and sales rank.
Best Value

Fairly priced rectangle undermount bathroom sink with elegant enamel glaze that makes it easy to clean

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9.4
WiseScoreTM
?
WiseScore is a ranking system developed by our team of experts. It aggregates all the scores given to a product in various aspects including the individual product’s features evaluation given by each expert independently, its customers’ feedback rank, and sales rank.
Best Square Undermount Sink

Square undermount bathroom sink made of high-quality vitreous china, comes complete with installation kit

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9.2
WiseScoreTM
?
WiseScore is a ranking system developed by our team of experts. It aggregates all the scores given to a product in various aspects including the individual product’s features evaluation given by each expert independently, its customers’ feedback rank, and sales rank.

Round undermount bathroom sink without rimming, it is easy to install and requires no effort in cleaning

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9.1
WiseScoreTM
?
WiseScore is a ranking system developed by our team of experts. It aggregates all the scores given to a product in various aspects including the individual product’s features evaluation given by each expert independently, its customers’ feedback rank, and sales rank.

Rectangular undermount bathroom sink with offset draining system, it is ADA compliant

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8.9
WiseScoreTM
?
WiseScore is a ranking system developed by our team of experts. It aggregates all the scores given to a product in various aspects including the individual product’s features evaluation given by each expert independently, its customers’ feedback rank, and sales rank.

Top 6 Undermount Bathroom Sinks Review 2020

1.

KOHLER K-2355-0 ArcherEditor’s Choice

Features
  • Material: vitreous china
  • Shape: rectangular
  • Dimensions: 19.8 x 15.3 x 7.5 in
  • Warranty: 1-year limited

More features: color variation, overflow drain, no faucet holes, 3.75-in depth

Kohler is a big name in the industry, and it usually signals customer satisfaction and quality. And KOHLER K-2355-0 Archer is no different. This rectangular bathroom sink has an amazing geometric appeal. With inner beveled edges and striking angles, the unit is suitable for those who love geometry and symmetry. It features an overflow drain, and it requires no faucet holes.

When you’re choosing a reliable undermount bathroom sink, it’s crucial to consider the material used. Kohler K-2355-0 is made with sturdy vitreous china for an appealing finish and enhanced durability.

With the name Kohler stamped behind it, you’re assured that it’s an ergonomically designed item. It has excellent drainage, which is ensured with an angled bottom. The standard drain comes ready for drain installation. Hence, the installation process will be seamless.

Apart from a striking design, the item comes in pure white color, sure to complement bathrooms and countertops décor. With the polished glaze, the sink keep looking fresh, and easy to clean and maintain. This white undermount bathroom sink is designed to fit with most countertops.

When it comes to fitting Kohler rectangular undermount bathroom sink, the process is seamless. The detailed instructions ensure you have hassle-free moments. It measures 22 x 16.9 x 8.9 inches with a weight of 21.25 pounds. It’s also compatible with other units in the Archer collection.

Pros
  • Comes with an attractive white color which is easy to clean
  • A unique design which is appealing and complement bathroom décor
  • Good drainage
  • Made of vitreous china material for enhanced durability
  • Overflow included
Cons
  • Mounting tools are not included in the package
  • It does not come with a cutout template
2.

Sinkology BOU-0712HN PavlovExceptional Design

Features
  • Material: polished nickel
  • Shape: oval
  • Dimensions: 19.25 x 17.25 x 6.5 in
  • Warranty: lifetime limited

More features: 1.5-in drain size, 18-in gauge, handcrafted, the overflow drain

Your undermount bathroom sink should not be ordinary. Raise the bar higher for not settling for an average sink. The Sinkology BOU-0712HN Pavlov is handcrafted in the state-of-the-art design to give it a simple yet stunning look. The oval undermount bathroom sink screams class and durability.

The sink is engineered with an elegant hammered nickel finish for a glaring look. This makes it extremely durable and virtually maintenance-free. The hand-hammered texture adds beauty and character, making it the centerpiece of your bathroom. It also complements the work of art in your home.

Nickel fabric is sturdy and attractive, and it can go with nearly everything for a stylish look. It’s suitable for anyone looking for a modern style. This item is great for a bar or bathroom sink, and the nickel finish is super easy to clean and maintain. Sinkology copper care kit comes with everything you need to protect, clean, and maintain your sink.

With the CareIQ kit, and easy-to-follow instructions and powerful products, you’re assured of enhanced durability of this product. Measuring 19.25 x 17.25 x 6.5 inches and weighing 9.63 pounds, the product is small enough to fit in tiny places.

Additionally, the product is protected by a lifetime warranty. This is a guarantee that’s a durable and well-built item to give long services.

Pros
  • The nickel material is easy to clean and maintain
  • It comes with a lifetime warranty
  • Handcrafted to suit any décor
  • Extremely durable
  • It has an overflow
  • Faucet included
Cons
  • It cannot be used as a vessel sink
  • You need to clean it regularly and carefully
3.

Nantucket Sinks UM-16x11 -WBest Value

Features
  • Material: vitreous china
  • Shape: rectangle
  • Dimensions: 18 x 12.8 x 7.3 in
  • Warranty: lifetime limited

More features: 1.75-in drain, enamel glaze, the overflow drain

This is a small rectangular undermount bathroom sink that will complement your bathroom and countertops. The smaller and more compact size with a deeper bowl delivers a stunning look in smaller spaces. Even if you have dull bathroom walls, the crisp white ceramic sink will brighten and beautify the restroom.

In most cases, most bathroom sinks tend to be shallow, making it hard to handle various tasks. But with Nantucket Sinks UM-16×11 –W, you won’t experience this. The softly slowing bowl has a deep design to accommodate multiple bathroom tasks without spilling water on the floor.

The sloping sides of Nantucket Sinks UM-16×11 –W sink combined with a sleek, flat-bottom brings a modern style. The white color will match with most whites in your bathroom. It has a pre-drilled standard drain hole and a centered overflow hole to prevent overflowing of water. The shiny glaze gives a beautiful look, and it’s easy to clean. It’s stain-resistant, meaning it will remain shiny for several years.

Although it’s a small undermount bathroom sink, it’s functionality is not affected. The lifetime warranty ensures customer satisfaction. That feature, combined with durability and competitive price tag, makes it an appealing option and great buy.

The package includes a template for quartz or granite countertop installation. The instructional manual makes it easy to fix it. The lack of mounting kit or drain assembly enables you to customize your bathroom sink to suit your needs.

Pros
  • White ceramic for an appealing look
  • Compact size ideal for smaller spaces
  • Made with vitreous china for incredible durability
  • Stunning rectangular design
  • Reasonably priced
Cons
  • The package lacks drain or mounting kit
4.

American Standard 0426000.020 Studio CarreBest Square Undermount Sink

Features
  • Material: vitreous china
  • Shape: square
  • Dimensions: 16 x 6.75 in
  • Warranty: lifetime limited

More features: customizable overflow drain, mounting kit included

The American Standard 0426000.020 Studio Carre sink is made of sturdy vitreous china that is durable, easy to clean, and maintain. The square design is attractive and unique to give your bathroom décor a look to-die-for. Under the robust vitreous china is a high-quality ceramic that is durable for years.

Securing a durable undermount bathroom sink combined with a competitive price is a rare occurrence. Luckily, the American Standard undermount bathroom sink has strike a fantastic balance. It’s an ideal product for people who want a modern item with a tight budget.

The permanent American Standard logo signals reliability and durability. It comes with a complete undermount kit, which includes brackets, silicone putty, and instructions.

For added customer satisfaction, this square undermount bathroom sink is protected by a limited lifetime warranty. This is an indication that the item is well and solidly built to offer your services for long. With a curved bottom and an overflow hole, the sink prevents overflowing, which might damage your floor. More so, you can customize an overflow position to your liking.

It’s supplied with a mounting kit and cutout template for easy and quick installation. The instruction manual gives a step by step guide to ensure you need no special skills to fix it.

Pros
  • Engineered to be both durable and beautiful
  • It comes at a competitive price tag
  • Easy to install, clean and maintain
  • Protected by a limited lifetime warranty
  • Perfect undermount bathroom sink for small spaces
Cons
  • The surface of the sink is a bit rough
Features
  • Material: stainless steel
  • Shape: round
  • Dimensions: 15 x 5.75 in
  • Warranty: 1-year limited

More features: no rimming, brushed, drop-in installation

DECOLAV has, for years, been manufacturing durable and appealing products in the market. The ability to strike a balance between affordability and functionality has put the manufacturers at a competitive edge. Whether you’re looking for bathroom vanity with a mirror, a glass vessel sink, or a stylish bathroom sink pedestal, they will always have your back. And with this stainless steel undermount bathroom sink, you’ll bring sophistication and luxurious look into your bathroom.

Stainless steel has earned a rich reputation for being a sturdy fabric. It brings out the modern edge and gives a stylish statement. More so, it enhances the durability of this round undermount bathroom sink. The material also makes it easy to clean and maintain a shiny look for long. The stain-resistant stainless steels protect the item from rust and build-up, which might be caused by hard water.

DECOLAV 1201-B Teanna is compatible with the hardware, and it can get installed as both an undermount and a flush mount.

Weighing at 5 pounds only, the round undermount bathroom sink is incredibly lightweight. It measures 5.75 x 15 x 15 inches, and it’s compact enough to fit in small spaces. The brushed stainless steel color brings a bight look.

Pros
  • Made of sturdy stainless steel for durability
  • Lightweight and small enough to fit in squeezed spaces
  • The sink comes with two templates for bottom or top mount
  • An inexpensive stainless vessel in the market
  • Easy installation
  • Comes with a limited 1-year warranty
Cons
  • Drain and faucet assembly are sold separately
  • No overflow hole
Features
  • Material: vitreous china
  • Shape: rectangular
  • Dimensions: 19.5 x 15.5 x 7.75 in
  • Warranty: 1-year limited

More features: mounting kit included, ADA compliant, offset draining

Wells Sinkware is a leading company in the bathroom sinks accessories, as well as fashionable kitchen items. It has been in the industry since 2005 and has extensive lines of premium sinks. The Well’s vanity sinks are stylish, durables, and with charming designs. And Wells Sinkware RTU2016-6W is no exception. The sink was engineered with you in mind.

The sink is made of vitreous china, which is double-fired to added stability and strength. This feature makes the sink durable to serve you for a long time. Combined with low prices, this modern undermount bathroom sink is a good investment.

The smooth and white surface cut cleaning time in half and repel stains. Additionally, the unit is compliant with ADA (American Disabilities Association). You can customize the standard drain hole to your liking. Mounting kit included. The curved surface ensures water drain fast with no corners to collect dirt. Meaning you’ll have an easy time cleaning the sink.

Pros
  • It has a limited 1-year warranty
  • ADA compliant
  • The curved bottom drains water fast
  • Easy and fast to install
  • Inexpensive
Cons
  • The vitreous china might crack
  • Be careful when ordering since it might arrive with some defects

Buying Guide

Today, the market is quite saturated with serval undermount bathroom sinks. Hence, securing the best can be a hard task. You, therefore, need to pay attention to several pointers. Luckily, we have provided this guide to help you maneuvers through various products for a reliable model. Read here for more information.

What is an undermount sink

6 Best Undermount Bathroom Sinks - High-End Design

An undermount sink is defined by how it’s installed in relation to the countertop. Instead of it being foxed into a pre-cut hole, the undermount is installed under the counter. Due to the installation design, there is no rim between the sink and countertop. There are both double-bowl and single-bowl undermount sinks.

The best thing about these units is that there is no crevice, lip, or corner to catch dirt. They are easy to clean and enhance the style of your bathroom. Due to the hidden edge of the sink, they offer a streamlined, sophisticated look to any lavatory.

Although these products come at a cost, they have higher resale value compared to drop-in sinks. You will also have a more countertop space available for various tasks.

How to choose undermount bathroom sink’s shape

Undermount bathroom sinks are available in various configurations; rectangle, oval, round, and square. Oval or round sinks are suitable for a traditional home. The rectangular or square gives a more modern appeal.

However, the shape of your undermount sink will depend on your style and liking. Any style can be appealing depending on your countertop and bathroom décor. Ensure you choose a product that suits your liking and budget.

Price range

Just like most sinks in the market, undermount sinks are available in a variety of prices. A small-sized undermount sink can cost between $75-200. The amount will depend on the material used. Medium-sized sinks are priced between $250 -500. And of a large undermount bathroom sink, you might cough between 550 – 1000 dollars an above.

The material used and the brand are the most determining factors for the prices. Stainless steel or porcelain undermount bathroom sink will cost more than bronze/copper. Installation costs will also affect the overall price. Installing larger sinks will cost more than smaller sinks.

Features to consider while buying the best undermount bathroom sink

6 Best Undermount Bathroom Sinks - High-End Design

Here are the essential factors to consider before picking an undermount sink.

Materials

Undermount bathroom sinks come in an array of materials, with each playing a vital role- both positive and negative. The right material will enhance the unit's durability. But it will also affect the price, functionality, and aesthetics. The commonly used materials are;

  • Stainless Steel – Stainless steel is the most widely used material in designed a variety of items, including sinks. It's popularly known for long-lasting, durable, and cost-effective. DECOLAV 1201-B Teanna is made of stainless steel and has impressive durability. The thicker the fabric, the durable the sink. However, the material is affected by hard water, which might lead to stains. Therefore, if your home water is hard, avoid undermount sinks made from stainless steel.
  • Vitreous China- This is a fancy name for conventional porcelain. The material is still prevalent in bathroom sinks such as Wells Sinkware RTU2016-6W The material is more robust without being expensive.
  • Quartz – The stone resin or quartz is a human-made material constructed from a combination of resin and quartz- which is a natural stone. The mixture results in a natural look and lightweight product. These sinks are easy to install and are cheaper. It also has excellent heat retention and durability. However, the material might lose its unique individuality over time.
  • Porcelain – This has been a classic material for centuries. It's known to withstand the wear and tear and can easily last a lifetime. The fabric comes in a variety of styles and colors, giving you more flexibility.
  • Copper – The quality durability and vibrant aesthetic are some of the reasons copper material is preferred. A copper undermount bathroom sink is more expensive than porcelain or stainless steel.
  • Glass – Glass is a unique sink material. Although it might not be durable as other materials, sinks built with glass are shock resistant. It can also go through thermal shock when temperatures in the bathroom drastically change from hot to cold. These sinks are also expensive are prone to breakages.

Faucet compatibility

When selecting an undermount bathroom sink, it's crucial to ensure the installation is compatible with faucet. centerset faucets require undermount bathroom sinks with faucet holes and are preferred for tight spaces and small sinks. You might find an undermount trough bathroom sink with two faucets while others like Kohler K-2355-0 Archer have faucet holes.

Shape and size

Undermount sinks are available in four key shapes, enabling you more stylistic changes. Available in round, oval, square, and rectangular, these sinks will change the bathroom's appeal.  Kohler K-2355-0 Archer is a rectangular undermount sink, designed with vitreous china for a stunning look and added durability. The American Standard 0426000.020 Studio Carre is square in shape and ideal for a modern home.

The sinks also come in a wide range of sizes for various tasks. Generally, a 10-inch wide undermount bathroom sink can handle a myriad of functions. The recommended length is between 10 – 17 inches. Anything larger than that might not be practical as it will occupy a vast space. the size

Color variation

6 Best Undermount Bathroom Sinks - High-End Design

Colors play a crucial role in the bathroom aesthetic. It changes the atmosphere and the mood more than just complementing the décor. A black undermount bathroom sink will blend with a modern aesthetic. Grey is suitable for providing a strong focal point. The white ceramic such as Nantucket Sinks UM-16x11 –W sink, can blend with the whitish bathroom aesthetics.

Guarantees

Ensure you check the warranty given by the manufacturer. The longer the warranty, the more durable the undermount sink is. Avoid products that don’t have warranties as they might have some defects.

Heat safety

When selecting an undermount bathroom sink, ensure it can accommodate the drastic change of heat from hot to cold. The thermal ability prevents the sink from cracking due to expansion and contraction, which provides excellent durability.

Sound absorption

SilentShield sound-absorption technology features noise reducing pads that are placed around the sink, or the item’s exterior itself can be covered by sound-deadening material. It is used mostly for stainless kitchen sinks, yet your design preferences might need such a technology installed. SilentShield is perfect when you need to minimize noise from ruining water.

Extra features

Other features to consider are the countertop space, your house décor, and the price range. Having a classy look in your bathroom is breathtaking. However, don't go beyond your budget. If you consider doing various tasks, then choose a deeper sink. A shallow undermount bathroom sink will spill water and can overflow fast. If you have a small space, then a narrow undermount bathroom sink will be ideal.

How to install undermount bathroom sink

Installing an undermount sink can be daunting, especially if you don’t have the necessary tool. Some sinks come with mounting clips for easy installation. Stainless steel or copper sinks is not heavy, meaning you can secure them with construction adhesive or silicone caulk.

However, it's always essential to read installation instructions to ensure the sink doesn't fall after a short while. If you find it hard to install, you can seek help from a professional plumber.

FAQ

If you want to replace your undermount bathroom sink, you need to take proper measurements. Use different types of color marker or pencil to mark the measured area. Drawing a demo will help you in getting adequate measurements. Use a flexible tape measure so you can reach critical areas.

Leave an extra space from where the undermount will get installed for easy and effective installation. More so, ensure you keep enough space for faucets.

Securing an undermount bathroom sink that complements your countertop should be your ultimate goal. And when it comes to granite countertop, you're assured of beauty and luxury in the room. These countertops are more durable, tougher, and resists scratches.

Stainless steel undermount bathroom sinks blend perfectly with a granite countertop. It holds well against cracks.

Bathroom sinks are always in use. You sue them in the morning when going to work or school. And even throughout the day when washing hands or brushing teeth. Hard water also stains the sinks, making them change color.

Luckily, you can still maintain the lustrous look of your bathroom by cleaning it well. Ensure you perform routine cleaning with clean, wet cotton cloth. You can either use soap and water or spray the sink with a cleaner.

Remove the tough stains using baking soda, scrubbing, and rinsing it. Importantly, ensure you clean the unit after every use. If your home water is hard, you can consider distilling it to avoid buildup in faucets.

Our Verdict

Now you have an insight into some of the top-notch products in the market. You already know what to consider before picking an item of your choice. At the end of the day, the ball will be on your side to choose what best suits your need. However, you can never go wrong with any of the above undermount bathroom sinks.

All the products are great, but our top pick is KOHLER K-2355-0 Archer. It comes in a classic rectangular design with beveled edges and clean geometry. It's made of vitreous china for awestriking beauty and exceptional durability. The undermount installation allows the item to integrate into powder or bathroom aesthetic.

Our second pick is Sinkology BOU-0712HN Pavlov. The sink boasts of an exceptional design that is handcrafted. The luxurious and high-quality hammered nickel finish gives the unit a lustrous look, which is also easy to clean and maintain. More so, it comes at a competitive price.

Our third pick is Nantucket Sinks UM-16x11 –W. it's ideal for people with a tight budget. It's a small undermount vanity sink that elevates your home look. The combination of a low price tag and a luxurious rectangular design makes it the best undermount bathroom sink in the market. The flat bottom and slopes sides ensure water drains fast.

9.7/10 Total Score
KOHLER K-2355-0 Archer - Editor's Choice
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