10 Best Undermount Bathroom Sinks Reviews In 2021

Nowadays under-mount sinks have become popular among people because they can streamline the look of your bathroom and provide excellent functionality.  

Best Undermount Bathroom Sinks are not unique, eye catchy, but also they are easy to install and allow you to customize other accessories such as faucets, and drains. 

Undermount sinks add to your home extra value and for this reason, they are growing in popularity.

The 10 Best Undermount Bathroom Sinks Reviewed & Guide 

Best Undermount Bathroom Sinks Reviews

A good product always gives you good value. If you fail to install the Best Undermount Bathroom Sinks, you will not get the best services. To purchase the top-rated product have a look at the Best Undermount Bathroom Sinks reviews.

Compared The 10 Best Undermount Bathroom Sinks

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If you want to remodel your bathroom sink, we invite you to take a look at the Best Undermount Bathroom Sinks that we think stand out from the crowd.

Nantucket Sinks Um-16X11-w 16-inch By 11-inch Rectangle Ceramic Undermount Vanity, White

[amazon box=”B009VE8KAS”]

Give your home a beautiful and classy look with Nantucket Sinks, which come with slopes sides, and a flat bottom that gives the sink a transitional look. Nantucket sinks um-16×11-w is small and compact and the bowl is deeper for this reason you can install the sink in your bathroom in a small space. The model comes with an unusual size that increases the beauty of your home and gives an appealing outlook. 

This sink is one of the Best Undermount Bathroom Sinks and it is also known as a rectangle bathroom sink. The sloping sides of the sink bring a transitional and modern style. The bright white color of the sink matches all types of bathroom décor. The finish of this sink is so shiny that it is excellent to look and easy to clean. You can clean the interior surface with a simple wipe. 

For customer satisfaction, this sink comes with a lifetime-limited warranty. You will get a template for granite or quartz countertop installation so that you can install it according to your choice. This device comes with thousands of functions. Let’s learn all the features through Nantucket sinks um-16×11-w review.

Key Features

  • It is designed with white ceramic that looks bright and nice in any bathroom décor
  • The bowl is deep enough to accommodate any bathroom task
  • Comes with a limited lifetime warranty that ensures the quality of the product
  • The shiny enamel glaze on the sink is easy to clean and reduce the stain and damage over time
  • The size of the sink is compact so it can be fitted anywhere of your bathroom
  • The standard drain hole and flat bottom offer a transitional style
  • You can buy it in your budget because the sink is very affordable
  • It has an overflow process that can stop overfilling
  • Depth of the bowl is 5.875 / 7.375 inches
  • Comes with a 1.75″ drain diameter

Technical Details

  • Model number- UM-16×11-W
  • Manufacturer- Nantucket Sinks
  • Item weight- 14 pounds
  • Product dimensions- 18 x 13 x 7.5 inches
  • Color- White
  • Style- No-rimming
  • Finish- Porcelain Enamel Glaze
  • Size- 1-(Pack)
  • Material- Ceramic Sinks
  • Shape- Rectangular
  • Installation method- Undermount
What We Liked
  • The compact size fits in small bathroom
  • Comes with a standard drain hole
  • The contemporary look makes your house modern
  • Perfect for tight space
What We Didn't Like
  • It does not come with drains or mounting kit
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Kohler K-2355-0 Archer Under-mount Bathroom Sink, White

[amazon box=”B0013KDSLY”]

An attractive bathroom sink makes your bathroom attractive and your sink is Kohler white undermount bathroom sink then your bathroom looks beautiful and classy. Kohler undermount bathroom sink biscuit comes with an excellent shiny finishing glaze that makes your work easy to clean the sink with a wipe. 

Kohler is a well-known brand name in the industry and Kohler bathroom sinks are also popular among people. This type of bathroom sink does not look like other sinks; they come with a rectangular shape and inner beveled edges. KOHLER undermount bathroom sink is one of the best bathroom sinks and it is for those people who love symmetry and geometry.

The crystalline glaze allows the sink free from stain and cracks for a long time. The color of the sink is not an off white or cream color rather it is a true cool white. 

Key Features

  • The design of the sink is a classic rectangular basin with beveled edges and clean geometry
  • Comes with an overflow drain
  • No faucet or faucet holes come with this sink, you need a wall- or counter-mount faucet
  • For lasting beauty and exceptional durability, it is designed with vitreous china
  • Quality and made for customer satisfaction
  • The shape of the sink is rectangular and also has  interesting geometric appeal for visual interest
  • It has single hole overflow on the front wall that offers subtle protection from accidents
  • Comes with pure white color
  • The polished glaze makes the sink fresh and keeps it clean for everyday
  • The included components are Plumbing Fixtures; Other Faucets;utility-sinks

Technical Details

  • Model number- K-2355-0
  • Manufacturer- KOHLER
  • Item weight- 21.2 pounds
  • Product dimensions- 15.31 x 7.5 x 19.87 inches
  • Color- White
  • Style- No-rimming
  • Finish- White
  • Size- 7″ To 8″
  • Material- Vitreous China Sinks
  • Shape- Rectangle
  • Installation method- Under-mount
What We Liked
  • The color of the sink is very attractive
  • High polish glaze always looks new
  • The curved front gives the sink a unique style
  • Comes with an excellent drainage
What We Didn't Like
  • Mounting kit and tools are not included in the box
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Kohler K-2209-0 Caxton Under-mount Bathroom Sink, White

[amazon box=”B000RP4N6K”]

Do you want to get a modern undermount bathroom sink at a reasonable price? Do not worry! Kohler Company designs various sinks at an affordable price so that you can buy them on your budget and give your bathroom an elegant touch. Kohler’s white undermount bathroom sink comes with a classic shape that looks great in your bathroom no matter the style. The unique design and special touches make your home eye-catchy. 

Kohler drop-in bathroom sinks provide a single hole overflow at the inner front to avoid flooding while you use your faucet to wash dishes and other things. It is considered the top sinks for the bathroom because of its features and it is deep enough to contain any splashing but small enough to fit almost anywhere. It is perfect for natural stone countertops such as granite or quartz.

As the shape of the sink is oval, there are no corners or edges where dirt can settle and the smoothness of the sink helps you to clean it easily. It is the best undermount bathroom sinks for granite countertops and the ceramic is extra durable that can easily fit in a granite countertop. The high shine glaze finish is stain and rust-resistant. The pure white color can complement any type of design of your bathroom. 

Key Features

  • The shape of the sink is a classic oval 
  • The bowl is smooth and curving that offers superior drainage
  • The shite vitreous china makes the sink beautiful with shine-enameled glaze
  • As the sink has no corners or edges, it is easy to clean and the smooth surface can be cleaned in a simple wipe
  • For classic appearance, the standard drain hole is constructed at the back of the sink
  • To avoid messes, a single overflow hole is drilled in the inner front
  • For easy installation a template and installation instructions given in the box
  • As the sink has no faucet or faucet holes, you need a wall or counter mount faucet
  • For lasting beauty and durability, vitreous china material is included

Technical Details

  • Model number- 117044
  • Manufacturer- KOHLER
  • Item weight- 16.7 pounds
  • Product dimensions- 19.13 x 15.69 x 9.31 inches
  • Color- White
  • Style- No-rimming
  • Finish- White
  • Size- Pack of 1
  • Material- Vitreous china
  • Shape- Oval
  • Installation method- Undermount
What We Liked
  • The oval shape looks classy
  • Shine stain-resistant glaze makes the sink new for all-day
  • A template is included in the box
  • Overflow drain helps to avoid flooding
What We Didn't Like
  • It does not provide any warranty 
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American Standard 0614000.020 Studio Ceramic Undermount

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The american standard undermount bathroom sinks are made of hard vitreous china that makes your work easy and simple to clean. The color of the sink is white but not a true white; it is more of an off-white with a yellow tinge. The high-quality ceramic is durable and long-lasting. It comes with a rectangular mounting surface but the inside of the bowl has a flat front and the backside is a curved bottom that makes the sink unique and beautiful. 

In the American standard undermount bath sink a standard-sized drain hole is included and it also has an overflow option at the front side. The standard-sized drain hole of the American standard undermount sink can prevent accidental flooding or overfilling.

Because of the high-quality feature, the american standard bathroom sink undermount is considered one of the best rectangular undermount bathroom sinks. The unglazed rim of the sink is perfect for installing in a granite or natural stone countertop. Silicone can be better to the unglazed portion of the rim. 

Key Features

  • The front side can control overflow
  • For high durability and strength, it is made of vitreous china
  • The rim of the sink is not glazed and makes the installation easy
  • This product comes with a full undermount kit, silicone putty, brackets and instructions manual
  • It has a standard rectangular rim
  • Designed with a standard-sized drain hole 
  • It has a permanent American standard logo inside the sink
  • It has a limited lifetime warranty

Technical Details

  • Model number- 0614000.020
  • Manufacturer- American Standard
  • Item weight- 25.8 pounds
  • Product dimensions- 17.9 x 16.25 x 9.81 inches
  • Color- White
  • Style- Self-rimming
  • Size- 1-1/4 in
  • Material- Ceramic Sinks
  • Installation method- Undermount
What We Liked
  • Sinks work great
  • Rust and stain resistant
  • Easy to clean
  • Installation is easy
What We Didn't Like
  • The color of the sink is not truly white, more of a cream
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Nantucket Sinks Um-15X12-w 15-inch By 12-inch Oval Ceramic

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If you do not want to install a large sink in your bathroom then Nantucket Sinks will be your ultimate choice as a small undermount bathroom sink. This sink easily fits anywhere in your bathroom without taking up much space. It is a typical hand washing sink size. Though the size of the sink is small, it comes with a standard drain hole. A template is included in the box where you will get all the instructions of installation. 

The oval shape looks classy and traditional. In the inner side, an overflow hole is included to protect from overfilling.  The white color and the shine enamel glaze keep the sink pristine. 

Key Features

  • The oval shape provides classic and traditional looks
  • Small size is easy to fit in any places
  • The white color is a true white that is made of ceramic porcelain
  • Standard drain hole and overflow hole have in this sink
  • The polished enamel glaze provides a subtle shine which is easy to clean
  • The compact size can save a lot of space of your bathroom
  • It has a limited lifetime warranty
  • Under mount, installation is easy and straightforward

Technical Details

  • Model number- UM-15×12-W
  • Manufacturer- Nantucket Sinks
  • Item weight- 16 pounds
  • Product dimensions- 16.5 x 13.25 x 7.5 inches
  • Color- White
  • Style- No-rimming
  • Material- Ceramic Sinks
  • Shape- Oval
  • Installation method- Undermount
What We Liked
  • The color of the sink looks classy in your bathroom
  • It is perfect for hand wash
  • The surface of the sink is smooth and easy to clean
  • Installation is easy
What We Didn't Like
  • It does not have drain assembly
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Rectangle Undermount Bathroom Sink – Lordear 18”

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Rectangular sinks bathroom undermount is the most unique, elegant, fashionable, and quality bathroom sink. Rectangular undermount bathroom sink white complements your bathroom and is suitable for all types of bathroom décor. It is not easy to crack and constructed of premium quality ceramic. It helps to keep your bathroom clean, dry, and perfect sink for hand wash. The 18-inch under-mount bathroom sink has an overflow hole for the fast drain. No water piles into the sink and easily goes through the hole. 

A small rectangular undermount bathroom sink is suitable in a small bathroom that does not take much counter space. You can easily fit the sink in your bathroom. It is stain and rust-resistant and the smooth surface is easy to clean with a simple wipe. 

Key Features

  • The classic rectangular shape design is suitable for the guest bath, master bath or powder room
  • It is acid and rust-resistant
  • The device is constructed with premium quality ceramic
  • The smooth and polished surface is easy to clean
  • You can easily maintain the sink without any hassle
  • It has a limited lifetime warranty
  • Comes with two style installations depends on you

Technical Details

  • Manufacturer- LORDEAR
  • Item weight- 20.1 pounds
  • Product dimensions- 19.38 x 14.5 x 9.25 inches
  • Color- White
  • Size- 18 Inch
  • Shape- Rectangular
  • Installation method- Undermount
What We Liked
  • Good quality sink
  • Installation is easy
  • Easy to clean
  • Suitable for all types of bathroom
What We Didn't Like
  • May arrive with defects
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Friho 18.5”x13.8”x7.9” Modern Sleek Rectangular Undermount Vanity Sink

[amazon box=”B07QCHV1DT”]

The Friho bathroom sink looks great in every bathroom. This type of sink is easy to clean and wipe down. The glazed surfaces repel stains and scratches even after a lifetime of use. Friho sink is the modern undermount bathroom sink that will match your bathroom layout and give your bathroom an elegant touch. The high polished finish is perfect for granite countertops.  

If the layout of your bathroom is more modern and minimalist, then modern rectangular bathroom sinks are a perfect fit for you. The sloping bowl and uninterrupted lines of the friho sink can bring contemporary charm and sophistication to your bathroom. The drain of the sink is standard size and can easily remove water without any clog. This sink is lightweight and could be easily lifted and installed without multiple helpers. 

Key Features

  • This sink has excellent lines that look great in any bathroom décor
  • To make the design unique, the overflow drain is constructed in the back of the sink
  • The drain comes with standard size and can fit any pop-up drain accessory
  • It is made of dense porcelain ceramic
  • It has a ten years warranty and you are protected by a100% money-back guarantee
  • The shiny glazed surface is easy to clean and wipe down
  • It is lightweight and easy to lift and install without multiple helpers

Technical Details

  • Model number- BSFRT003S
  • Manufacturer- Friho
  • Item weight- 19.26 pounds
  • Product dimensions- 23 x 18.5 x 13 inches
  • Color- White
  • Style- Ceramic-03
  • Material- Ceramic
  • Shape- Rectangular
  • Installation method- Undermount
What We Liked
  • It comes with a money-back guarantee
  • The color of the sink is true white color not off white
  • Easy to clean and wipe down
  • Sleek and modern lines make the sink more attractive
What We Didn't Like
  • This sink does not come with a mounting kit
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Ruvati 21 Inch Stainless Steel Undermount Bathroom Vanity Sink

[amazon box=”B01GE0LH7O”]

If you want a modern stylish stainless steel sink to make your bathroom unique, no other sinks can beat the ruvati sink. No matter the countertop you have marble or granite, this 21-inch stainless steel undermount sink can easily fit with an extraordinary finish. The arc-shaped bowl of the ruvati stainless steel sink adds a modern touch and allows proper drainage. 

This sink looks outstanding in both commercial and residential installations. The stainless steel is 18-gauge premium grade T-304 stainless steel that is rust and dent resistant. This stainless steel will never rust or tarnish. It is not like a satin finish, this brushed finish can hide scratches. As is constructed with heavy-duty sound guard undercoating, it does not produce noise while you work in the sink. 

Key Features

  • This sink is constructed of 18 GAUGE premium grade T-304 STAINLESS STEEL
  • The 18/10 Chromium/Nickel rust and dent resistant
  • The commercial-grade brushed finish is easy to clean
  • It is durable and long-lasting
  • To minimize sound and noise, it added heavy-duty sound guard undercoating
  • The umbrella style push pop up makes the sink easy to install and use
  • The included materials in the box are Sink, Pop-up Drain Assembly, Cutout Template, Mounting Clips, and Installation Guide
  • It has a limited lifetime warranty

Technical Details

  • Model number- RVH6110
  • Manufacturer- Ruvati
  • Item weight- 10.93 pounds
  • Product dimensions- 15 x 21 x 6 inches
  • Color- Stainless Steel
  • Style- Ariaso
  • Finish- Stainless-Steel
  • Size- 21 x 15 inches
  • Material- Stainless Steel
  • Shape- Curved
  • Installation method- Undermount
  • Thickness- 18 ga
What We Liked
  • Elegant addition for any bathroom décor
  • Stylish and modern sink
  • It gives a contemporary feel and a high-quality stainless finish
  • Installation is not that much tricky
What We Didn't Like
  • Stainless steel show water spots if you do not clean it
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Oval Bathroom Sink – Sarlai 16 Inch Undermount Bathroom

[amazon box=”B07MFPCDNZ”]

Oval vessel sink provides all the basics you could want for a decent price. The pure white color of the undermount oval bathroom sink complements any countertop or wall decorations you have. This company brings the most unique, elegant, fashionable, and quality bathroom sink for your bathroom. 

Oval bathroom sink bowl comes with a smooth and brightening glaze, comfort, and practical beauty. This smooth surface is easy to clean and wipe down. If you have a small family, these compact bathroom sinks for mobile homes are for you. No one wants a wet bathroom, everybody loves to keep his or her bathroom dry and clean, and to keep the bathroom dry oval bathroom vanity is perfect.

The overflow of the sink is effective to prevent wet countertops. It drains water fast and completely and does not make any clog while draining water. 

Key Features

  • The design of the sink is classic, beautiful, arc, elegant and generous
  • This device has excellent technology and fashion aesthetic harmony
  • It has low water absorption
  • Acid and rust-resistant
  • The smooth and polished surface is easy to clean and maintain
  • Undercounter installation
  • You can return the product within 3 months without any hassle and get your money back
  • It is cUPC certified

Technical Details

  • Manufacturer- SARLAI
  • Item weight- 12.38 pounds
  • Product dimensions- 16 x 13 x 7.5 inches
  • Color- White
  • Style- Undermount
  • Size- 16“ x 13″
  • Material- Porcelain
  • Shape- Oval
  • Installation method- Undermount, Wall-Mount
What We Liked
  • It looks good and modern
  • Excellent quality and perfect for small size bathroom
  • The shape of the sink is attractive
  • Easy to maintain
What We Didn't Like
  • May be affected to cracks during shipping
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Ruvati 16 x 13-inch Undermount Bathroom Sink

[amazon box=”B07VJC1W46″]

Ruvati sink is one of the most popular sinks for the bathroom. If you are looking for an undermount bathroom sink, you should go for a ruvati bathroom sink. This sink is made of thick porcelain ceramic strength and long-lasting durability. The smooth surface of the sink is easy to clean and maintain. It does not stain if you keep your sink dry and clean it regularly. For perfect and secure undermount installation, it comes with mounting clips and a cutout template. 

The curved shape of the bowl makes sure the perfect water drainage. The smooth glazed surface is rust and dent resistant. It makes your bathroom unique with its unique style. No matter the decoration of your bathroom, this sink suits every style. 

Key Features

  • It comes with mounting clips and cutout template for secure under-counter installation
  • For extreme durability, thick solid porcelain ceramic is added
  • It is rust and dent resistant
  • Easy to clean and maintain
  • To get everyday shiny glaze, you need to clean and dry your sink regularly
  • The overflow hole is hidden from view
  • The included materials in the box are Sink, Mounting Clips, Cutout Template, and Installation Guide
  • It has a limited lifetime warranty

Technical Details

  • Manufacturer- Ruvati USA
  • Item weight- 17.66 pounds
  • Product dimensions- 22.5 x 20 x 12.5 inches
  • Size- 16 Inch
  • Material- Ceramic
  • Installation method- Undermount
What We Liked
  • High-quality product
  • Deep enough to wash small items
  • Instructions of the manual are clear
  • Installation is easy
What We Didn't Like
  • Pop up drain not included with this sink
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Key Considerations Before Buying The Best Undermount Bathroom Sinks

If you are ready to give a contemporary look to your home with a modern sink, you should know the buying guide to get the Best Undermount Bathroom Sinks for your bathroom. It is important to have a suitable sink for your bathroom cabinet to get the highest performance. Before buying a sink, you should consider some important parts of your sink to get the best one. 

Have a look!


Weight is the most important factor to look for. The heavier the undermount sink is the more support it will require in the cabinet beneath. A Heavier sink has durability and longevity. The heavier sink is not easy to install, rather a lighter sink is easier to install but they are not durable like a heavier sink. You need to take good care to make your lighter sink long-lasting. 


Good materials can make your sink long-lasting and easy to use. The natural stone materials such as granite or quartz can be expensive but distinctive. A copper sink is very smooth and easy to clean but these sinks are expensive and require extra care.  The plastic sink is easy to maintain but it is not dent and rust-resistant. According to the quality and materials the price and longevity depend. 


In the past, people usually loved to use a white color sink in their bathroom that creates a fresh and clean look. Nowadays there are many options in the market; you could choose a textured granite copper sink that can change color over time. If you want to match the sink color with the decoration color of your bathroom you can do that. Color brings a new addition into your home, so be careful when you choose the color of your bathroom sink.


You can jazz up the appearance of your sink with a fancy drain. You need to make sure that the drain of your sink is large enough to accommodate your needs. To prevent water loss, the drain should be secured tightly. 

Bowl Shape

The shape is the most important factor. Before buying a sink, you should know what type of bowl you want to complement your bathroom. A round bowl can make a statement, while the oval bowl is more traditional. Square and rectangular bowl look more modern. 


It is hard to get the Best Undermount Bathroom Sinks for your bathroom, but finding the right sink for your need is worth it. When you purchase a sink, make sure the sink has all the functions that you look for. The color of the sink should complement and contrast the surrounding of your bathroom. 

Frequently Asked Questions (FAQ)

Is there a big difference between white and off-white it comes to colors?

Not that much! When you place both colors of the sink next to each other, you can notice the difference. A true while color can make your bathroom bright where the off white adds a subtler touch 

Can You Use Bleach To Clean Your Bathroom Sink?

The use of bleach depends on the color of your sink and how new it is. If you have a white unscratched sink then bleach could be safe, but many other safest cleaning materials have in the market that could be safer for your sink. Try to avoid using bleach in the colored sink that can discolor your sink.