A sink is an essential installation in any bathroom. But there’s one thing that many people fail to understand — a good sink isn’t just one that’s functioning correctly. Some come with poor design and are extremely hard to clean. A great sink is one that matches the décor of your bathroom and gives you less hassle when it comes to maintaining. If you compare the different options out there, there’s no doubt that the Undermount Sink for bathroom takes the day!
You see, when you choose an undermount sink, the countertop will overlap it, allowing you to sweep the dirt around it easily. Better yet, it guarantees you more counter space, not to mention an upscale look.
Excited about it already? Well, read on and discover some best undermount sinks for the bathroom that you can get today as well as a few handy tips to help you shop for the right one.
Top 10 Undermount Sinks for Bathroom of 2020 Reviewed
1. KOHLER K-2209-0 Caxton Under-Mount Bathroom Sink
Best Oval Undermount Sink
Kohler is a household name when it comes to bathroom sinks. Its Caxton model is proof enough that the company values quality and craftsmanship. This sink comes with an oval basin design and features unglazed underside to allow for easy cleaning and maintenance. Just like most other undermount sinks, it comes with an overflow drain and requires no faucet holes.
To maintain its durability and beauty, the Kohler Caxton sink is built with vitreous material – which is known for exceptional beauty and longevity. When you install this sink, you are sure that it will seamlessly integrate into the powder or bathroom design. And yes, the sink is large enough as it measures 19.1 x 15.7 x 9.3 inches.
Pros:
- Nice oval design
- Features overflow drain
- Exceptional durability and beauty
Cons:
- The angle of the sink might allow water to sit
- Doesn’t come with a template for countertop
2. Nantucket Sinks Rectangle Ceramic Undermount Vanity
Best Undermount Sink for Smaller Spaces
If you want an undermount sink that comes with a large drain, the Nantucket Sinks Rectangle Ceramic Undermount Vanity will be a great addition to your bathroom. The sink’s drain diameter measures a cool 1.75-inch, allowing it to drain water quickly. It also features an overflow design, preventing water from sitting at the bottom of the sink.
This sink may not be large compared to other similar models, but it’s good enough for a standard bathroom with limited counter space. The exterior measures 18 x 12.875 inches, whereas the interior measures 16 x 10.875 inches. If you want to save a few bucks when purchasing many units for different bathrooms, this sink comes with amazing deals for 1-pack, 3-pack, 4-pack, and 5-pack.
Pros:
- Durable vitreous material
- Smooth finish for easy cleaning and aesthetics
- Large drain and thoughtful overflow design
Cons:
- Small design
- The template could be misleading when cutting holes
3. Lordear 18” Vessel Sink Modern Pure White Rectangle Undermount Sink
If you want a sink with a timeless design for powder room, master bathroom or guest bathroom, then the Lordear 18” Vessel Sink Modern Undermount Sink is a great option to go for. It features premium quality ceramic that’s both scratch- and acid-resistant. The surface of the sink is polished and smooth, allowing for easy maintenance and aesthetics.
The installation of this sink is a breeze as it comes ready to install. The sink is bit smaller because the interior only measures 15 x 10 inches, but there are more options for bigger sizes in case you need a larger one for your master bathroom. Lordear – its manufacturer – understands the need to quality, and has therefore gone an extra mile to offer a 3-year warranty should you have a problem with installation or transport damage. 
Pros:
- Classic rectangular shape
- Quality ceramic construction
- Polished, smooth surface for easy cleaning and maintaining
Cons:
- Poor overflow design
- Smaller drain
4. KOHLER K-2214-0 Ladena Under-Mount Bathroom Sink
Best Rectangular Undermount Sink
The Kohler Ladena Undermount Sink comes with a unique curved design, giving your bathroom an upscale look. The great thing about it is that it doesn’t require you to drill any faucet holes. You can install a counter-mount or wall-mount faucet and it will work just fine.
For exceptional durability and lasting beauty, the bathroom sink is made from vitreous material. Measuring 8.5 x 7.2 x 4.1 inches, the sink is also large enough to help you do your cleaning tasks without straining. It’s also worth to mention that the sink is ADA-compliant and can be installed in a 24-inch minimum depth countertop.
Pros:
- Beautiful curved design
- Durable vitreous material
- Features overflow drain
Cons:
- Package doesn’t come with padding so needs care
- Won’t fit less than 24-inch depth countertop
5. Kraus KCU-251 Elavo Bathroom Undermount Sink
Best for Large Countertops
Do you want a versatile undermount sink that’s made from quality ceramic? You got to try the Kraus Elavo Bathroom Sink! This piece isn’t just a real beauty; it features a material that scratch and stain resistant and will maintain its white color over time. Better yet, its smooth, non-porous surface ensures that no bacterial growth happens on the sink. The high gloss finish makes it easy to clean and maintain.
When it comes to installation, the process will be a breeze as this sink comes ready four mountings. Any hardware you need to safely mount it is included in the package, so you can be sure to create a seamless transition between your sink and countertop. Amazing, right?
Pros:
- Made from high-quality ceramic
- Easy to clean and hygienic
- Installation-ready
Cons:
- Requires a lot of space to fit in
- Available in only white
6. Nantucket Sinks Oval Ceramic Undermount Vanity Sink
Best Undermount Sink for Compact Spaces
For the minimalists who love compact stuff, the Nantucket Sinks Oval Ceramic Undermount Vanity Sink is a good option to consider. This sink measures only 12 x 10.125 inches on the interior, yet it delivers as expected. It’s crafted from quality vitreous China material and polished to give a shiny, stain-resistant look and feel.
Being compact in size doesn’t mean that this sink comes with a small drain that prevents the quick flow of water, no! It features 1.5-inch drain opening and comes with an overflow design making it more functional.
Pros:
- Beautiful oval design
- Crafted from quality vitreous material
- Large drain opening
Cons:
- Too compact for large spaces
- Too fragile, so need a lot of care
7. SimplyCopper 19″ Oval Copper Bathroom Sink
Best Rustic Antiqued Undermount Look
Not everyone loves the white, polished color of the sink. Some people prefer a rustic, antiqued design. If that’s you, then you will love the SimplyCopper 19″ Oval Copper Bathroom Sink. This one is made from 18-gauge copper that’s hand-hammered in order to create an antiqued look. The good thing about it is that you can use it as an undermount or a drop-in sink.
The SimplyCopper 19″ Oval Copper Bathroom Sink has great depth as it measures 5-1/2 inches, and a US standard drains opening. The entire unit isn’t that large, though, as the interior only measures 17 x 12 inches.
Pros:
- Rustic oval design
- Made from quality 18-gauge copper
- Large, US standard drain opening
Cons:
- Only suitable for compact spaces
- Poor overflow design
8. 20.9 Inch Rectangle Undermount Vitreous Ceramic Lavatory Vanity Bathroom Sink
If you are looking for an extremely large bathroom sink, this Rectangular Undermount Vitreous Ceramic Lavatory will prove to come in handy. The interior measures a cool 19 x 11.75 x 5.5 inches, and comes with a standard drain measuring 1.75 inches. The sink is designed to work great with both pop-up and pull-up drains with overflow.
When it comes to quality and durability, you will love what this sink has to offer. It’s made from vitreous ceramic and a polished interior to offer you longevity and a nice look. Don’t worry about the package arriving damaged as this product is cUPC listed and certified with lifetime warranty. 
Pros:
- Polished surfaces
- Easy to clean and maintain
- Lifetime warranty
Cons:
- Too large for smaller spaces
- Complicated installation
9. Monarch Abode 17095 Pure Copper Hand Hammered Venetian Dual Mount Sink
The Monarch Abode 17095 is an eye-catching, beautifully designed sink meant to be both functional and elegant. It measures 20.75 by 14.75 by 6.5 inches, which is big enough to install in the kitchen, bathroom, and so on. The material used to make this sink is solid, pure, heavy-gauge copper. It is a durable sink that is going to last for a long time. If you want the best copper hand-hammered under-mount sink, look no further than the Monarch Abode 17095.
A lot of care goes into making this sink, given that it takes the work of skilful artisans to produce it. The longer the copper interacts with water, the darker it will become. Nothing wrong with that – the sink is ageing gracefully. It comes with a 1.5-inch hole, which is suitable for standard drains. When cleaning the sink, you should avoid abrasive or corrosive materials that can diminish the finish on the copper surface.
Pros:
- The material is heavy-gauge copper material
- Has a standard 1.5-inch hole
- A beautiful, hand-crafted sink
Cons:
- Reports of it getting corroded by soap
- Some found the product lightweight and thin
- Reports of poor customer service from the manufacturers
10. Ruvati RVH6110 Brushed Stainless Steel Bathroom Undermount Sink
Best Luxurious/Premium Undermount Sink
There’s always that elegance that comes with house appliances and utility items that feature that silverish finish. Yes, Ruvati Brushed stainless steel will steal your breath away with its luxurious satin finish. It’s made from 18-gauge premium stainless steel. What about the noise? Ruvati features heavy duty sound guard undercoat. You can be assured of pin-drop silence as you use this beauty.
Size is key when thinking of an undermount sink, and this is why Ruvati measures 18″ x 12″ which is adequate enough to cater to all your bathroom needs. The drain measures 1.75” for a faster drain. To top it all, this marvel comes with a lifetime warranty. So, if you are looking for the best undermount sinks for bathrooms with an exotic look, look no further.
Pros:
- Features Heavy duty sound guard undercoat
- Easy to clean
- Durable
Cons:
- Requires cleaning after each use.
- The drain is not easily available at the local stores in case of replacements.
- Stains easily when not well rinsed.
Choosing Undermount Sinks for Bathroom: Ultimate Buying Guide!
Now, you have had a glimpse into a few of the best undermount sinks for bathrooms and are well acquainted with the features that come with these beauties. It’s now time to look at some of the pointers that will land you the best deal.
Budget
One of the prime determinants of purchase is the amount you are willing to part with. Just how far are you willing to go to get that undermount glass finish sink? New sinks will cost from as low as $100 to about $1000. It all goes down to how much you are willing to spend.
Material
It’s now time to decide what material you want to use. Keep in mind that the choice of material should complement the overall décor of your bathroom and home as well. Materials range from stainless steel, porcelain, ceramic and granite just to name a few. Materials will entirely be dependent on your needs.
Space Available
Undermount sinks come in a variety of sizes. Whenever you buy one, the dimensions will be indicated in inches. So, before you make your way into the store, take a tape measure and measure the space well and determine where the sink will be located, this way, you will get just the perfect size for your bathroom space.
Faucet Placement
Some bathroom sinks come with faucet holes included while others without. However, most undermount sinks come without this feature. Some are installed on the countertop while others on the wall. Whichever works for you, keep in mind where you want it installed before you acquire the faucet, especially if they come hand in hand with the undermount sink.
Model and Design
Take some time off and go shopping around. Get an idea of what models and even styles are available to you. There are various online platforms from which you can get ideas from, let alone professional help from experts. Feel free to try something new, perhaps it’s an oval-shaped undermount sink, or maybe a dome-shaped sink. At the end of the day, don’t be shy to try something that will complement your home well.
Installation and Delivery
This may seem not important at all, but if you are refurbishing your bathroom, installation and delivery is key. Are you planning to install the sink yourself? Or perhaps invite a professional to do it for you! Some companies have experts who will do the job. Other times you will have to outsource for the experts yourself. Again, if you are buying directly from the company instead of the store, is there delivery? Keep all this in mind. Sometimes delivery comes with various inconveniences like damages which cost you more when you have to wait for return policies to be implemented.
Warranty and Return Policy
Finally, before you make any purchase, ask about the warranty and the return policy. What will happen if you are delivered for a damaged undermount sinks? The best undermount sinks for bathrooms come with a warranty of either a few years as well as return policy or a lifetime warranty with a return policy. In case the sink does fit or it is defective, you might need to have it exchanged.
CONCLUSION
Now you are all set for the job. You have an insight into some of the best products in the market as well as what to keep in mind before you make the purchase. At the end of the day, listen to your heart. Try something new, something different but also something which will work for you. You can never go wrong with an undermount sink.
