Best 18 Inch Built-In Dishwashers in 2026: 11 Picks by Spec
For kitchens with limited cabinet space, an 18-inch built-in dishwasher fits into a compact footprint. The Sharp SDW4523MS is the top pick here, with the lowest stated noise level among the models, a third rack, and a stainless steel tub. We selected these models based on their published specifications and manufacturer descriptions; we did not test them.
11 picks from 15 dishwashers that match this guide with a price we can quote today. All prices are live and show when they were read.
Our picks in brief
Find your match
- For a quiet kitchen: If you prioritize low sound output, the Sharp model has the lowest stated decibel range, making it a strong candidate for open-plan living spaces. See pick 1
- For accessible installation: The KoolMore model is described as ADA panel ready, which can simplify installations that need to meet height and reach requirements. See pick 2
- For a no-frills compact: If you just need a basic 18-inch built-in without extra features, the EdgeStar standard model covers the essentials with a straightforward design. See pick 10
- For a white finish: When your kitchen calls for a white appliance, the SPT SD-9254W is the only white model in this selection, and it also lists ENERGY STAR certification. See pick 11
11 picks, up close
1 Best overall
Sharp SDW4523MS 18-Inch Built-In Dishwasher
- Type
- Built-in
- Width
- 18 inch
- Place settings
- 7 to 8
- Noise level
- 45 to 49 dB
- Stainless steel
- Yes
$699.00 (as of 11/05/2026 01:10 PST - Details)
The Sharp SDW4523MS lists a noise level of 45 to 49 dB, which is the lowest range among the 11 picks. It also includes a third rack, a stainless steel tub, and 8 place settings.
Pros
- Stated noise level of 45 to 49 dB, the lowest in this list
- Third rack described by the seller for extra loading capacity
- Stainless steel tub specified
- 8 place settings
Cons
- No ENERGY STAR certification stated
- No heated drying mentioned
- No ADA compliance noted
Good fit if
- Those who want a quiet compact dishwasher
- Households that need a third rack for utensils and small items
Skip if
- You need a model with explicit ENERGY STAR certification
- You prefer a version with heated drying
Verdict: The Sharp SDW4523MS delivers the best combination of low noise, a third rack, and stainless steel in a compact built-in.
2 Best for ADA compliance
KoolMore 18 in. ADA Panel Ready
- Type
- Built-in
- Width
- 18 inch
- Place settings
- 7 to 8
- Noise level
- 50 dB and up
- Stainless steel
- Yes
- ENERGY STAR
- Yes
The KoolMore model is described as ADA panel ready, meaning it can accept a custom panel to match cabinetry and is designed to meet accessibility guidelines. It also includes a stainless steel tub and ENERGY STAR certification, making it a versatile choice for accessible kitchen projects.
Pros
- ADA panel ready as described by the seller
- Stainless steel tub specified
- ENERGY STAR certified
- 8 place settings
Cons
- Stated noise level of 50 dB and up, louder than the Sharp
- No third rack mentioned
- No heated drying mentioned
Good fit if
- Kitchen remodels that require ADA-compliant fixtures
- Users who want a customizable panel front
Skip if
- You need a very quiet machine (below 50 dB)
- You prefer a stock stainless steel front without panel options
Verdict: For accessible installations, the KoolMore ADA panel ready dishwasher stands out while still providing solid specifications.
3 Best simple stainless steel tub
Midea 18 Inch Built-in Dishwasher
- Type
- Built-in
- Width
- 18 inch
- Place settings
- 7 to 8
- Stainless steel
- Yes
- ENERGY STAR
- Yes
$498.97 (as of 11/05/2026 00:12 PST - Details)
The Midea 18-inch built-in offers a straightforward design with a stainless steel tub and 8 place settings. It doesn't add extra features like a third rack or heated drying, but it covers the basics for a compact kitchen without unnecessary complexity.
Pros
- Stainless steel tub specified
- 8 place settings
- Simple, clean design
Cons
- No noise level stated
- No ENERGY STAR certification stated
- No third rack or heated drying mentioned
Good fit if
- Users who want a reliable, no-frills compact dishwasher
- Those who prefer stainless steel for durability and appearance
Skip if
- You need a model with a stated decibel level
- You want extra features like a third rack
Verdict: The Midea is a dependable stainless steel 18-inch built-in for those who want simplicity without extra frills.
4 Best with NSF certification
COMFEE' 18 Inch Built-in Dishwasher
- Type
- Built-in
- Width
- 18 inch
- Place settings
- 7 to 8
- Noise level
- 50 dB and up
- Stainless steel
- Yes
- ENERGY STAR
- Yes
$398.98 (as of 11/04/2026 22:21 PST - Details)
The COMFEE' model is one of the few in this list to mention NSF certification in its name, which may appeal to those who prioritize sanitation claims. It also lists ENERGY STAR certification and a stainless steel tub, making it a strong all-rounder on paper.
Pros
- NSF certification mentioned in the listing
- ENERGY STAR certified
- Stainless steel tub specified
Cons
- No noise level stated
- No third rack mentioned
- No heated drying mentioned
Good fit if
- Users who want a model with NSF certification for sanitation
- Those looking for an ENERGY STAR compact dishwasher
Skip if
- You need a model with a stated decibel level
- You want a third rack or heated drying
Verdict: The COMFEE' is a solid pick for its NSF and ENERGY STAR credentials, though it lacks other premium features.
5 Best for wash program variety
Honeywell 18 Inch Dishwasher with 8 Place settings
- Type
- Built-in
- Width
- 18 inch
- Place settings
- 7 to 8
- Stainless steel
- Yes
- ENERGY STAR
- Yes
The Honeywell model is described with 6 washing programs, giving you flexibility for loads from delicate to heavily soiled. It also includes a stainless steel tub, ENERGY STAR certification, and UL listing, making it a well-rounded option.
Pros
- 6 washing programs described
- ENERGY STAR certified
- Stainless steel tub
- UL listed (per the listing)
Cons
- No noise level stated
- No third rack mentioned
- Place settings given as 7 to 8, not a fixed number
Good fit if
- Users who want multiple cycle options for different dish loads
- Those who prioritize UL certification and ENERGY STAR
Skip if
- You need a fixed 8 place settings count
- You need a model with a stated decibel level
Verdict: The Honeywell offers a wide range of wash programs and certifications, making it a versatile compact built-in.
6 Best basic 8 place setting option
EdgeStar BIDW1802SS 18 Inch Wide 8 Place Setting Built-In Dishwasher
- Type
- Built-in
- Width
- 18 inch
- Place settings
- 7 to 8
$539.00 (as of 11/04/2026 22:43 PST - Details)
The EdgeStar BIDW1802SS keeps things simple with 8 place settings and no extra features. It's a straightforward built-in that gets the job done, ideal for those who don't need frills.
Pros
- 8 place settings
- Standard 18-inch width for built-in installation
- Listed as an 18-inch wide built-in model
Cons
- Stainless steel not stated
- No ENERGY STAR certification stated
- No noise level stated
Good fit if
- Users who want a basic, straightforward 18-inch built-in
- Those who have standard 18-inch cabinet space
Skip if
- You want a stainless steel tub
- You need ENERGY STAR for rebates or efficiency
Verdict: The EdgeStar BIDW1802SS is a no-frills 8 place setting dishwasher that meets the core need of a compact built-in.
7 Best with heated drying
SPT SD-9254SSB 18″ Wide Built-In Stainless Steel Dishwasher w/Heated
- Type
- Built-in
- Width
- 18 inch
- Place settings
- 7 to 8
- Stainless steel
- Yes
- ENERGY STAR
- Yes
$461.99 (as of 11/05/2026 01:25 PST - Details)
The SPT SD-9254SSB includes heated drying as described in the listing, which can help dishes dry more completely than air-drying alone. It also has a stainless steel tub, ENERGY STAR certification, and 6 wash programs.
Pros
- Heated drying described
- Stainless steel tub
- ENERGY STAR certified
- 6 wash programs listed
Cons
- No noise level stated
- No third rack mentioned
- Place settings listed as 8, but no explicit count beyond that
Good fit if
- Users who want heated drying for plastic and glass items
- Those who prefer a stainless steel finish
Skip if
- You need a model with a stated decibel level
- You want a third rack for extra capacity
Verdict: The SPT SD-9254SSB is a feature-packed 18-inch built-in, especially with heated drying and Energy Star certification.
8 Best with drop-down door
Avanti Built-In Dishwasher 18-Inch Quiet Operation
- Type
- Built-in
- Width
- 18 inch
- ENERGY STAR
- Yes
$419.99 (as of 11/05/2026 05:35 PST - Details)
The Avanti built-in is described with a drop-down metal door and digital controls, a design that can feel more substantial than traditional doors. It also lists ENERGY STAR certification.
Pros
- Drop-down metal door described
- Digital controls
- ENERGY STAR certified
Cons
- Stainless steel not stated
- No place settings count given
- No noise level stated
Good fit if
- Users who like the feel of a metal drop-down door
- Those who want digital control panel
Skip if
- You need a specific place settings capacity
- You prefer a stainless steel tub
Verdict: The Avanti's drop-down door and digital controls offer a distinct look, though it lacks some specification details.
9 Best with top controls
ZLINE Autograph Edition 18 in. Tallac Series 3rd Rack Top Control
- Type
- Built-in
- Width
- 18 inch
- Noise level
- 50 dB and up
- Stainless steel
- Yes
The ZLINE Autograph Edition features top controls as described in its name, which can keep the front clean and make programming easier. It also includes a third rack and satin stainless steel finish.
Pros
- Top controls described
- Third rack described
- Satin stainless steel finish
- Noise level stated at 50 dB and up
Cons
- No ENERGY STAR certification stated
- No place settings count given
- No heated drying mentioned
Good fit if
- Users who prefer hidden or top-mounted controls
- Those who want a third rack in a compact model
Skip if
- You need a model with a decibel level below 50
- You want a specific place settings capacity
Verdict: The ZLINE stands out with top controls and a third rack, though it lacks an ENERGY STAR label.
10 Best no-frills built-in
EdgeStar 18 Inch Wide Built-In Dishwasher | Energy Star Rated
- Type
- Built-in
- Width
- 18 inch
- Place settings
- 7 to 8
- ENERGY STAR
- Yes
$499.00 (as of 11/04/2026 22:43 PST - Details)
This EdgeStar model is the most bare-bones in the list, with only a width specification and no extra frills. It's a simple 18-inch built-in that does the job without any unnecessary extras.
Pros
- 18-inch width as listed
- Built-in installation type (not portable)
- Width specification fits common 18-inch spaces
Cons
- Stainless steel not stated
- No ENERGY STAR certification stated
- No noise level stated
Good fit if
- Those who need a minimal dishwasher for a rental or secondary kitchen
- Users who want to keep the installation process simple
Skip if
- You want a stainless steel tub or a specific capacity
- You need energy efficiency certification
Verdict: The EdgeStar standard is the most basic 18-inch built-in, ideal for those who want only the essentials.
11 Best in white
SPT SD-9254W Energy Star 18″ Built-In Dishwasher w/Heated Drying
- Type
- Built-in
- Width
- 18 inch
- ENERGY STAR
- Yes
$467.85 (as of 11/05/2026 01:25 PST - Details)
The SPT SD-9254W is the only white model in this selection, making it a good choice when your kitchen design calls for a white appliance. It also lists ENERGY STAR certification and heated drying, the latter described in the listing.
Pros
- White finish, unique in this list
- ENERGY STAR certified
- Heated drying described
Cons
- No stainless steel tub (white finish only)
- No noise level stated
- No third rack mentioned
Good fit if
- Kitchens with a white appliance theme
- Users who want an energy-efficient white dishwasher
Skip if
- You prefer a stainless steel finish
- You need a model with a stated decibel level
Verdict: The SPT SD-9254W is the go-to white 18-inch built-in, with Energy Star and heated drying as highlights.
How they compare
Our selection method
We started with 11 distinct 18-inch built-in dishwashers listed in the catalogue. We compared each model's stated width, place settings, noise level, materials (stainless steel or not), ENERGY STAR certification, and any additional features such as third racks, heated drying, or ADA compliance. We favored models from established brands and excluded near-duplicate variations. Prices shown on the page are live from the store listing and may change; we did not factor them into our selections. None of these units were tested by us, so all claims come from the sellers' specifications and the makers' published information.
What matters when choosing
18-Inch vs Standard Width
Full-size dishwashers are typically 24 inches wide, while 18-inch models are designed for smaller kitchens, apartments, or tight butler pantries. An 18-inch built-in fits into a cabinet cutout of about 18 inches, but you still need to confirm the depth and height clearances. The advertised place settings often range from 7 to 8, which is fewer than the 12 to 16 you get on a standard machine. This trade-off matters if you regularly cook large meals or host gatherings.
Place Settings: What 8 Place Settings Means
Place settings indicate how many table settings the dishwasher can hold in a single load. An 8 place setting compact dishwasher can handle around 8 dinner plates, 8 bowls, 8 cups, and a set of flatware, but the exact layout varies by model. Some listings state '7 to 8' or simply '8'. If you have a busy household, check that the loading pattern suits your dishes; a third rack can add room for utensils and small items without increasing the footprint.
Sound Output: Understanding Decibel Levels
Dishwashers emit sound measured in decibels (dB). Lower dB values correspond to less sound output. In our list, the Sharp model states a range of 45 to 49 dB, while others state 50 dB and up. Some listings do not provide a decibel value. When comparing, look for the 'Noise Level' or 'Sound' specification, often listed as dB, to choose a model that matches your comfort preference.
ENERGY STAR: What to Look for in Compact Dishwashers
ENERGY STAR is a voluntary certification that indicates a product meets federal energy efficiency guidelines. For compact dishwashers (those holding fewer than 8 place settings plus 6 serving pieces), the criteria allow up to 155 kWh/year and 2.0 gallons per cycle, as of the July 2023 revision. Models with the ENERGY STAR label are independently certified to save energy and water compared to non-certified machines. If utility rebates are available in your area, an ENERGY STAR model may also qualify for extra savings.
Installation: Built-In vs Portable and ADA Considerations
All models in this list are built-in units, meaning they slide into a cabinet opening and connect to a dedicated water supply and drain. Some are panel ready, like the KoolMore, allowing you to attach a custom front panel to match your cabinetry. ADA panel ready means the appliance is designed to meet height and reach guidelines of the Americans with Disabilities Act, which can be crucial for accessible kitchen design. Always verify your exact cutout dimensions and plumbing setup before purchasing.
Extra Features: Third Racks, Heated Drying, and Controls
Beyond the basics, look for features that improve convenience. A third rack provides an upper level for flatware and small items, freeing up the main racks. Heated drying uses a heating element to speed up drying, which is helpful for plastics that retain water. Top controls keep the front panel clean and may be easier for some users to reach. Drop-down doors, as on the Avanti, can change the feel of the appliance. These features are not always present on every 18-inch model, so prioritize what matches your kitchen habits.
Questions
Are 18-inch built-in dishwashers as effective as full-size models?
An 18-inch dishwasher uses the same cleaning mechanisms as a standard model, including spray arms, detergent, and filters, so it can clean dishes effectively. The main difference is capacity, not cleaning power. If you have a compact kitchen, an 18-inch unit can be a practical choice, but you may need to run loads more frequently than with a 24-inch dishwasher.
What does ENERGY STAR certification mean for a compact dishwasher?
ENERGY STAR is a voluntary label that certifies a dishwasher meets energy and water efficiency criteria set by the U.S. Department of Energy and EPA. For compact models, the current criteria allow up to 155 kWh/year and 2.0 gallons per cycle. Choosing an ENERGY STAR model can reduce utility bills and water usage compared to non-certified units, and it may qualify for rebates.
What is ADA panel ready, and do I need it?
ADA panel ready means the dishwasher is designed to accept a custom front panel and is built to meet accessibility standards, such as reachable controls and proper installation height. If you are designing a kitchen for someone with mobility challenges or must comply with local building codes that reference the ADA, an ADA panel ready model simplifies compliance. If accessibility is not a requirement, you can still use such a model with a custom panel for aesthetics.
How do I know if an 18-inch dishwasher will fit my space?
You should measure the width, height, and depth of your cabinet cutout. The dishwasher's width should be approximately 18 inches, but you also need to account for water and drain line connections, as well as clearance for the door to open. Check the manufacturer's installation specifications for the exact cutout dimensions and required clearances. Some models may have slightly different depths, so it's best to measure carefully.
What is a third rack, and is it worth having?
A third rack is a shallow upper level designed for flatware, small plates, and other utensils. It frees up the main racks for larger items, increasing overall flexibility. In a compact dishwasher, a third rack can be especially useful because it adds capacity without increasing the machine's width. If you often use many utensils or small dishes, a model with a third rack can make loading easier.
How did you choose these dishwashers?
We selected models based on the published specifications and the manufacturers' descriptions available in the catalogue. We compared features like place settings, noise levels, materials, and certifications. We did not test any units, and we did not rely on customer reviews. The selection reflects the specs as stated, not subjective opinions.
Change log
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