To help you find the 40-inch vanity that will suit your needs, we rounded up the best options on Amazon.
Read on for our list of the best 40-inch bathroom vanities.
Our Editor’s Best 40 Inch Bathroom Vanity Reviews
SOLFART Dimmable Crystal 40 Inches Long Bathroom Vanity Lights Fixtures Over Mirror Wall Lights

Key Features:
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This bathroom vanity is safe to use because it is CE / ROHS / QCQ certified. The driver is FCC certified, and the vanity is waterproof and dust proof.
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This 40 inch bathroom vanity has a light that is easy to install. There is no switch or cord on the light. You just connect the light to the reserved wire directly. The light is suitable for US junction box standard.
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This is a 40 inch bathroom vanity with an LED mirror that is energy efficient. It is bright and offers more than ordinary 190W bulbs.
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This bathroom vanity is made from high quality materials including gloss chrome finishing 304 stainless steel and best K9 crystal. It is modern and will add a touch of elegance to your bathroom.
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This 40 inch bathroom vanity has a simple, luxurious design with crystal details that will add brilliance to your life.
Aipsun 40 inch Modern LED Vanity Lights Adjustable Bathroom Light Fixtures Over Mirror Chrome Vanity Lighting 5500K

Key Features:
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This 40 inch bathroom vanity is short enough to extend only 9.45 inches from the wall, or it can be lengthened to 12.2 inches. It is also 4.33 inches wide.
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This 40 inch bathroom vanity is adjustable, meaning that the 180°rotatable joint and retractable rods make it easy to adjust to suit your needs.
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This 40-inch bathroom vanity has an LED light that is energy-efficient and has a long lifespan.
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This 40 inch bathroom vanity is safe to use, with a short circuit protection design and intelligent control circuit. It also has overload protection and is stable in terms of current.
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This bathroom vanity is 40 inches long and has a team that can provide great customer service and after-sales service.
PRESDE 40inch Dimmable Bathroom Vanity Light Fixtures Over Mirror Black Modern LED Vanity Lighting(Cold White 6000K)

Key Features:
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This bathroom vanity is designed with modern and irregular lines to give your bathroom a stylish look. It also features LED lights to help brighten up your space.
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This 40 inch bathroom vanity has a length of 40 inches and a height of 4.3 inches. The distance from the wall is 2.4 inches.
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This 40 inch bathroom vanity has a light that is easy to install. There is no switch or cord on the light, and it is suitable for US junction box standard.
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The 40 inch bathroom vanity has energy saving LED lights that are the equivalent of at least 120W halogen bulbs. The lumen output of the whole fixture is 3200lm.
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This bathroom vanity is 40 inches wide and features an ETL/UL certified power driver. If you have any quality problems with this product, please contact customer service and we will work to resolve the issue.
KubeBath Bliss 40″ High Gloss White Free Standing Single Sink Modern Bathroom Vanity

Key Features:
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This bathroom vanity is a white, modern style vanity that is free-standing and has one sink. It is 37 to 42 inches wide and costs between $750 and $1000.
40″ Tennant Brand Kuro Minimalistic Dawn Gray Bathroom Vanity CL-102DG-40ZI

Key Features:
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This bathroom vanity has a porcelain sink top that is packaged separately. It requires simple assembly.
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This 40 inch bathroom vanity has two doors and comes with stainless steel hardware.
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This 40 inch bathroom vanity has a back panel that is pre-cut for easy plumbing access.
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This bathroom vanity has a sleek design and is perfect for a small space. It comes with one hole for a faucet, but the faucet is sold separately.
SOLFART SOLFART Modern Bathroom Vanity Lights 40 inch Silver Finishing Aluminum with Acrylic Rotating Led Lights Over Mirror

Key Features:
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The 40 inch bathroom vanity is a light fixture that is designed to be mounted on the wall. It is 24 inches wide and 4.3 inches tall. It is made of metal and glass and has a weight of 6 pounds. The light is adjustable and can be directed up or down.
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This is a 40 inch bathroom vanity that is made with sturdy aluminum and has an exquisite silver finish. The thick acrylic light bar cares for eyes health and makes this light IP44 level waterproof, anti-corrosion and moisture-proof. It is much more durable, and can get through years of usage.
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This bathroom vanity light has a smart light design with a dimmable 3 color temperature function. You can install a dimmer switch to change the light color to 3000k, 4500k, or 6000k, and the brightness can be dimmed from 100% to 0%. The light has a memory function so it will stay the same color temperature next time you turn it on.
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This is a 40 inch bathroom vanity that comes with a 2-year warranty. If you have any problems with the vanity, you can contact the seller for assistance.
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This 40 inch bathroom vanity has a simple on-off switch and can be wiped clean with a damp towel.
TETOTE 60 x 40 Inch LED Backlit Bathroom Mirror with Light,Anti-Fog,Dimmable,CRI90+,Water Proof,Vanity Lighted Mirror,Wall Mounted(Horizontal/Vertical)

Key Features:
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The 40 inch bathroom vanity has a CRI90+ dimmable backlit that can be adjusted from daylight to super bright. The smart memory always kept the best setting.
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This 40 inch bathroom vanity is perfect for anyone who wants to keep their bathroom mirror fog-free. The anti-fog feature can be controlled separately, so you can turn it on before you start your bath and keep the fog away.
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This bathroom mirror is perfect for any bathroom! It is made of environmental friendly materials and is copper free. The high quality silver coating glass is waterproof and LED lit, ensuring 100% safety in wet bathroom conditions.
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This bathroom vanity is 40 inches wide and comes with a mirror. It is easy to install and comes with all the necessary hardware.
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This bathroom vanity is 40 inches long and comes with a 100% satisfaction guarantee. If the mirror is broken or chipped upon arrival, the company will replace it or give you a refund.
ZUZITO Modern LED Vanity Light 40 inch Dimmable Gold Bathroom Lighting Fixtures Over Mirror Bath Wall Mount

Key Features:
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This bathroom vanity is 40 inches long, 6.7 inches wide, and 4.7 inches tall. It has a minimalist design that would be perfect for a bathroom mirror or medicine cabinet.
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This bathroom vanity light is 28 watts and is dimmable with a smooth transition from 0 to 100 percent brightness. It is also flicker-free, so you won’t have any issues with the light flickering on and off.
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The 40 inch bathroom vanity is a high quality, metal light fixture in a gold finish. It is weighty and stable, with an anti-rusting coating that makes it durable and easy to clean. It is a perfect home decoration, whether the lights are on or not.
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This 40 inch bathroom vanity is designed for easy and quick installation. The minimalist bathroom light fixture is pre-assembled and only needs to be mounted onto the junction box on the wall. The mounting screws are included in the package.
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This 40 inch bathroom vanity is backed by a full 2 year warranty. If you have any problem with the light, please contact us.
Ralbay 40″ Modern LED Matte Black Bathroom Vanity Light 24W Adjustable Black Vanity Lighting Modern LED Bathroom Vanity Light Fixtures Over Mirror (6000K Cool White Light)

Key Features:
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This 40 inch bathroom vanity has a modern design and provides plenty of light. It is also linear in design, which gives your bathroom a new look.
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The 40 inch bathroom vanity has an adjustable light tube so that you can rotate it to change the lighting direction to your desired position.
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This bathroom vanity has LED lights that are energy-saving and safe. The SMD2835 LED light source saves up to 85% less power consumption than traditional light bulbs, and the IP44 waterproof and dust-proof capacity make it a safe option for your bathroom.
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This 40-inch bathroom vanity has a sleek design and is easy to install. There is no switch or cord on the light, so you can just connect it to the reserved wire directly. It is also suitable for US junction box standards.
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This 40 inch bathroom vanity is made with high quality materials and comes with a 100% satisfaction guarantee. If you have any problems with it, customer service will help you solve them within 24 hours.
ExBrite LED Bathroom Vanity Mirror, 40 x 24 inch, Anti Fog, Night Light, Dimmable,Color Temper 5000K,Superslim,90+ CRI,Both Vertical and Horizontal Wall Mounted Way

Key Features:
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The 40 inch bathroom vanity is a top quality and long endurance product. The lighted bathroom mirror has been proven to last up to 3 times longer than others.The led mirror for bathroom have been certified by ETL listed, compliance with North America safety standard and energy saving.
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This bathroom vanity is designed with LED lights that accurately reflect natural sunlight, making it ideal for daily makeup or shaving needs. The CRI>90 ensures that your eyes won’t get hurt even when focused on makeup or dressing for a long time.
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The 40 inch bathroom vanity has an anti-fogging and night light feature. The mirror has an automatic “on/off” sensor. The mirror defogger is the high quality life choice with no more foggy mirrors.
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This 40 inch bathroom vanity is perfect for a bathroom. It is easy to install and is environmental friendly. It supports wall switch control and can be plugged in or hardwired.
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This 40 inch bathroom vanity has a 5 year warranty, with 3 years provided by the manufacturer by default. Customers can register their order to receive an additional 2 years of warranty coverage. The packaging has been designed to secure the mirrors during shipping, but the manufacturer cannot control the entire shipping process. If there are any problems with the product upon receipt, the customer service team will work to resolve the issue.
40 Inch Bathroom Vanity FAQs
1. What are the dimensions of a 40 inch bathroom vanity?
The dimensions of a 36 inch bathroom vanity are 36 inches wide, 21 inches deep, and 34 inches high.
2. What is the standard height of a 40 inch bathroom vanity?
There is no standard height for a bathroom vanity, as they come in a variety of heights to suit different needs. However, the average height for a bathroom vanity is between 30 and 36 inches.
3. What is the best material for a 40 inch bathroom vanity?
There is no definitive answer for this question since people have different preferences for bathroom vanities. Some people prefer natural materials such as wood, while others prefer synthetic materials such as laminate or acrylic. Ultimately, the best material for a bathroom vanity depends on the individual’s personal preference.
4. How much does a 40 inch bathroom vanity cost?
A bathroom vanity that is 24 inches wide can cost anywhere from $100 to $1,000. The price will depend on the quality of the vanity and the materials it is made from.
5. How do I choose a 40 inch bathroom vanity?
There is no definitive answer, as the best way to choose a bathroom vanity depends on individual preferences and needs. However, some tips on how to select a bathroom vanity may include considering the size of the bathroom, the style of the vanity, and the budget.
Conclusion
There are many great 40 inch bathroom vanity on the market. Our list of the best 40 inch bathroom vanity will help you save time researching and choosing the best one for you.