The 10 Best Undermount Bathroom Sink – Consumers’ Choice

Of course, you want to be as informed and confident as possible before investing your hard-earned money in a undermount bathroom sink. That’s why we’ve taken some time to analyze and review these top 10 best undermount bathroom sink. The top undermount bathroom sink  options are easy to use, reliable, and suit your specific needs. 

Yet, with so many undermount bathroom sink  options available, it can be tough to find what’s right for your property’s setup, not to mention your aesthetic sense. This guide will help you understand what to look for when shopping and offer insights into some of the undermount bathroom sink  on the market today. 

How we choose the best undermount bathroom sink

With many options available, it can be difficult to choose the undermount bathroom sink for you. We considered the most common uses for undermount bathroom sink to start narrowing the field. Intending to appeal to a wide range of shoppers, we chose common product types to cover a range of your needs.

We rated the undermount bathroom sink based on the following factors.

  • Availability
  • Performance
  • Eligibility
  • Materials 
  • Quality
  • Size
  • Design
  • Weight
  • Type
  • Durability
  • Value
  • Functionality
  • Versatility
  • Ease of use
  • Warranty and return policy
  • Customer reviews and more.

Our Picks For The  undermount bathroom sink in 2023

Bestseller No. 1
MEJE #202H -18 Inch Vessel Sink Rectangle Undermount Bathroom Sink Lavatory Vanity Ceramic Pure White
  • [ Bathroom Sink ] : Mordern sleek style, rectangular undermount design with overflow .
  • [ Material ] : made from high-quality white ceramic material , using premium glaze with high-glossy finish , low water absorption and can resists scratches and stains, easily maintained .
  • [ Dimensions ] : Exterior Size: 18-1/8”L x 13-5/8 ”W x 8-3/8” H | Interior Size: 16-1/2”L x 11-3/4”W x 6-1/4" Deep (nominal - actual may vary by 0.25")
  • [ Installation ] : Undermount Installation. Front side built in overflow and all mounting hardware included for your convenience. Easy to install .
  • [ Others ] : No faucet holes; requires wall- or counter-mount faucet .
SaleBestseller No. 2
Swiss Madison Well Made Forever SM-UM625 Voltaire Undermount Sink, Glossy White
  • Easy Under-Counter Installation
  • Durable & Scratch-Resistant Non-Porous Finish
  • Easy-to-Clean Polished Surface
  • Coordinates with all Faucets
Bestseller No. 3
Ticor 20-1/2" Square White Porcelain Undermount Bathroom Vanity Sink Ceramic NEW
  • Porcelain Sink
  • Ceramic Thick Glaze
  • Undermount Vanity Square
  • Vanity Sink
  • Vitreous China
SaleBestseller No. 4
KOHLER 20000-0 Caxton Rectangle Undermount Bathroom Sink, 20-1/4" W x 15-11/16" L, White
  • DESIGN: No faucet holes, requires wall or counter mount facuet
  • MATERIAL: Vitreous china for lasting beauty and exceptional durability.
  • INSTALLATION: Undermount.
  • Rectangular basin with overflow, drain not included
  • Drain not included
Bestseller No. 5
Ticor 18" Square White Porcelain Undermount Bathroom Vanity Sink Ceramic (2 Pack)
  • Porcelain Sink
  • Ceramic Thick Glaze
  • Undermount Vanity Rectangular, 16"x11" basin dimensions
  • 2 Matching Vanity Sinks, Perfect for a Master Bathroom Dual Vanity
  • Vitreous China
Bestseller No. 6
PetusHouse 16.7x12 Inch Undermount Bathroom Vessel Sink and Pop Up Drain Combo, Rectangle White Ceramic Bathroom Vessel Vanity Sink Washing Art Basin, Overflow Type
  • 【VESSEL SINK AND DRAIN COMBO】One white ceramic bathroom vessel sink and one high quality stainless steel pop-up drain(valued at least $20) combo.
  • 【SINK DIMENSION】Exterior Dimensions: 18.7" x 14". Interior Dimensions: 16.7" x 12". Bowl Depth: 7.68" / 7.87" (nominal - actual may vary by 0.25"). Overflow type.
  • 【CABINET REQUIREMENTS】 Fits 21 inch cabinet base minimum. Undermount installation.
  • 【CERAMIC】Using white ceramic material, low water absorption, acid resistance, these PetusHouse bathroom vessel sinks are especially designed for impact-resistance.
  • 【3 YEARS WARRANTY & CUSTOMER SERVICE】3 Years warranty for quality issue. If you have any question, feel free to contact us through amazon by email.
SaleBestseller No. 7
1181CBW White Rectangular Porcelain Undermount Lavatory Bathroom Sink Size 18 1/2 X 11
  • EXQUISITE DESIGN | With an unparalleled glazed finish and smooth, chip-resistant surface, the understated elegance of this ceramic sink is an integral component of any bathroom design. Installed beneath solid-surface countertops, the streamlined design and undermount installation creates a seamless transition from vanity surface to sink basin. Constructed of durable vitreous china, the timeless sink design complements both traditional and contemporary decor.
  • VERSATILITY | A classic rectangular shape creates timeless design in a guest bath, master bath or powder room and the front overflow diverts water from spilling and assists draining a full basin.
  • MAXIMUM DURABILITY | Manufactured from the highest quality vitreous china the basin is strong enough to withstand chips, has a smooth finish and is easy to clean and maintain.
  • DIMENSIONS | Inside Length: 18.5" | Inside Width: 11" | Outside Depth: 7" | Internal Depth: 5.5"
  • INSTALLATION | This basin is designed for undermount application.
Bestseller No. 8
KOHLER K-2882-0 Verticyl Undermount Bathroom Sink, White
320 Reviews
KOHLER K-2882-0 Verticyl Undermount Bathroom Sink, White
  • DESIGN: Geometric rectangular basin with vertical sides
  • FEATURES: Overflow drain
  • REQUIRES: No faucet holes; requires wall or counter mount faucet
  • MATERIAL: Vitreous china for lasting beauty and exceptional durability
  • INSTALLATION: Under mount installation allows this sink to seamlessly integrate into your bath or powder room design
Bestseller No. 9
Ruvati 21 x 14 inch Undermount Bathroom Vanity Sink White Rectangular Porcelain Ceramic with Overflow - RVB0721
49 Reviews
Ruvati 21 x 14 inch Undermount Bathroom Vanity Sink White Rectangular Porcelain Ceramic with Overflow - RVB0721
  • UNDERMOUNT Installation - Mounting CLIPS and Cutout TEMPLATE included for a perfect and secure undercounter installation.
  • Thick SOLID PORCELAIN CERAMIC construction for extreme durability. | SMOOTH glazed surface is non-porous and RESISTANT to scratching, chipping or crazing. | High-GLOSS surface drains water well and does not stain, keeping your sink CLEAN AND DRY.
  • REAR DRAIN position - aligns with the faucet spout and maximizes storage space under the sink | Integrated OVERFLOW to prevent accidental flooding - Overflow hole is HIDDEN from view, maintaining the beauty of the sink.
  • EXTERIOR Dimensions: 21" (wide) x 14-1/2" (front-to-back) x 8-1/4" (depth) | INTERIOR Bowl Dimensions: 19-1/2" (wide) x 13" (front-to-back) x 6-1/2" (bowl depth) | Standard 1-3/4" drain opening.
  • INCLUDED in box: Sink, Mounting Clips, Cutout Template, Installation Guide | Pop-up drain not included. Requires pop-up drain WITH overflow | Limited Lifetime Warranty - Ruvati USA
Bestseller No. 10
DeerValley DV-1U306 Ursa Undermount Bathroom Sink, 18'' x 13'' Vessel Sinks Rectangle Undermount Sink Modern White Ceramic Vanity Vessel Sink with Overflow
  • 【Modern Bathroom Sink】The under-counter bathroom sink features beautiful curves, shape, and modern simplicity vitrification. No trachoma, smooth and delicate, bring your bathroom a simplistic yet elegant style. Ideal for both bathroom, bedroom and washroom or powder room.
  • 【Quality Construction】This undermount bathroom sink is crafted with durable solid ceramic. High quality smooth ceramic ensures your durable & scratch-resistant lifetime use.
  • 【Easy To Clean&Maintain】Under-counter installation eliminates the need to clean the exterior of the vessel sink and greatly reduces your cleaning tasks. Just need mild soap and water or standard bleach cleansers to clean and care for.
  • 【Excellent Drainage】The undermount vanity sink bottom allows water to flow smoothly into the drain without accumulating water. With standard 1.75 inch drain opening.
  • 【About the Undermount Sink】Exterior Dimensions: 17 15/16'' x 12 13/16'' x 7 1/8''. Interior Dimensions: 16 5/16'' x 11 3/8'' x 6''. The rectangle vessel sink is designed with a 1.75" drain opening. This bathroom sink is covered by 1-years warranty.

What To Consider When Choosing The undermount bathroom sink

One of the most difficult parts of purchasing a undermount bathroom sink is knowing how to choose the product that best fits your needs. When buying undermount bathroom sink, people often find it challenging to sift through the many options available and make an informed choice. You need to consider a few things before purchasing one of these.


The design has always been a very important part of the  undermount bathroom sink. No matter what it is, whether it is a toy, an undermount bathroom sink, or just a piece of item, the design should be able to make the user feel comfortable and happy with it.

Some of the best products that have ever been created were because of the great design that was put into them. You can create beautiful and comfortable product pieces with easy steps everyone can follow.


There are many size options when buying the  undermount bathroom sink. Products in different sizes can be more comfortable or easier to use. The right size for you is important, and different products suit different needs. When choosing the right size, it is important to consider your specific needs. 


There are a lot of factors to consider when purchasing the undermount bathroom sink, be it an online or in-store purchase. But one factor that often gets overlooked is the quality of the product. To ensure that your purchase is of the highest quality, research before making a decision. Here are two tips for finding the best quality products:

Do Your Research:

Knowing what types of products to buy and how to measure them can be key when making a purchase. By reading reviews and checking out ratings, you can get an idea of what others have had to say about the product and whether it is worth your time and money.

Look for Ratings:

Not all products have positive reviews, so make sure you read through all the ratings before making a purchase.


There are a lot of factors to consider when purchasing a undermount bathroom sink, but one of the most important is performance. It’s important to ensure that the product meets your expectations and needs as a consumer.

Easy to Use:

The next thing you should consider before buying a undermount bathroom sink is its ease of use. You do not want to spend hours figuring out how to use something when there are so many other things you could be doing with your time. You want a product that is easy for anyone to use, even if they have never used it before.


A good warranty can help protect your investment in the undermount bathroom sink and ensure that you get back some of your money if something goes wrong with the item after purchase. The longer the warranty, the better chance that your purchase will last and not require repair or replacement shortly.


The durability of a product can also affect how often you need to replace it over time. If a undermount bathroom sink is durable, it will last longer than one that breaks down quickly with repeated use or exposure to weather conditions like rain or snowfall. This means fewer replacements are needed over time, which saves money on replacement costs and energy spent on replacing items instead of using them for their intended purposes.

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