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With each passing day, the home space has been shrinking, and the need for smart household appliances recur. Dishwasher, once considered a luxury is now a must-have for the small home solutions. A persistent data mining revealed a vague ideal size of the dishwasher for a reduced family is 18 inches. This buyer guide will cover all the aspects of an 18-inch dishwasher, including some of the gravest and confusing faucets. Keep reading to have a bird-eye-view of the 18-inch dishwasher. 

best 18 inch dishwasher

You might also like our recent posts on the best smart security cameras and best smart locks available on the separate pages.

Why 18-inch Dishwasher?

The dishwashers are available in various sizes, but the 18-inch length is getting fame among the customer base. What makes this size an ideal one; see here.

  • Adjustable to the narrow space: The 18-inch dishwashers can be accommodated into the cabinetry or schlepped here and there around the home. In each case, the classical version is accommodating and brings relief for you in smaller compartments. 18-inch size is the ideal one for flat living.  
  • Supersaver of energy and water: Less size means the reduced consumption of energy and water. The dishwasher gets full early, and the user does not have to wait to cram the dishwasher on top of running the dishwasher. Operating the dishwasher in half capacity wastes potable water and electricity.
  • Economical than peers: 18-inch swish dishwashers are economical than contemporary large-size dishwashers. The budgeted dishwasher does not compromise in quality and executes all the cleaning chores with optimal capacity.
  • Compatible and user-friendly: The elegant 18-inch dishwashers are comfy to handle, schlep, and execute. The user-friendly feature bestows comfortability and flexibility to the potential buyer; hence, making 18-inch a definitive version.

4 Variants of the 18-inch Dishwasher

Dishwashers are available in four different variants, and you may go one of these according to the choice:

1. Built-in dishwasher

A Built-in or panel-ready washer is a comfy choice to integrate the dishwasher into the cabinetry. Although a bit expensive, this variant saves the space and looks decent—the built-in dishwasher charms up the decor of the kitchen.

The fixation is permanent, quiet, and does not require extra floor space.

2. Portable dishwasher

The portable dishwasher can be transported to and fro. Considerably economical than the other variants, the portable dishwasher eats up more floor space; however, this type is the best choice for renters who may not stay longer.

The tenant cannot afford to install an integrated dishwasher. The portable dishwasher can be placed anywhere at home and could be carried anywhere.

3. Countertop dishwasher

Countertop dishwashers are placed under the sink, and just like portable dishwashers, these leverage hoses to pull and drain water. Countertop dishwashers are swish cleaners, but the noise could be bothersome, ranging between 50-58 DB.

However, this variant is best for the renters who can accompany the dishwasher to the next accommodation place.

4. Dish-drawers

Incepted in 1997, the innovative split design comprises upper and lower racks, and instead of opening, the drawers slide out in a jiffy.

Dish-drawers are suitable for those who cannot bend down, and thanks to separate working, the drawer is a super energy saver.

Aspects of Sneaking While Buying an 18-inch Dishwasher

1. Consider the space

You are going for the 18-inch size, but you must be assured that the countertop or floor has the room to snug the dishwasher conveniently.

2. 18-inch could have different capacities

Amazingly, the 18-inch dishwashers have varying capacities depending upon the ergonomic design. Additionally, the householder must consider the cutlery to have a comparative analysis of the tub and racks installed.

3. Review your budget

By opting for the 18-inch dishwasher, you are going to save the greenbacks in the first place. However, built-in dishwashers are a bit too expensive than portable ones.

Nonetheless, the high-end dishwasher incorporates cutting-edge features that countervail the price index.

4. Energy star designation

Energy star accreditation has the empirical performance of reducing utility bills up to 30%. This helps in thwarting the potential dent into the buyer’s coffer.

5. Noise is also a kind of pollution.

The deafening sounds of the dishwasher could run down the peace of mind. The user might not enjoy the routine conversation or favorite TV shows in a small enclosure because of screeching sounds. The potential buyer must ponder the buying of a quiet dishwasher.

6. Look for the prime functionality.

What if the basic function of cleaning and drying is not accomplished by the dishwasher at best? All the goodness goes down in the drain. An efficient dishwasher always does the dishes neat and clean.

Some over-the-top dishwashers clean the grime with sweltering water to extend a germ-free hygienic facility to the householders.

This is why the functionality should also be kept in the top preference.

7. Rack adjustability is the key.

As 18-inch is considered a smaller than usual size, so the user must consider the requirements, especially when buying through the online portals. The wrong adjustment and accommodation of the panes could land the buyer in constant trouble.

Simultaneously, the quality dishwashers possess replaceable shelves, times, and racks to nestle the stemware and tall glasses. Some dishwashers also extend a small basket to nestle baby bottles.

8. Never let your dishwasher be an eyesore.

Aesthetics of the 18-inch dishwasher must be relatively higher to satiate the taste buds of the onlookers. The 18-inch dishwashers are available in various exclusive designs to be a jewel in the kitchen crown.

The 18-inch dishwasher might not be suitable for:

  • Large families with extended eating habits.
  • Commercial dining facilities
  • In the case of built-in type, cabinetry space more or less than the 18″.

10 Best 18-inch Dishwashers

1. Frigidaire 18 in. ADA Compact Front Control Dishwasher

Frigidaire 18 in. ADA Compact Front Control Dishwasher in Stainless Steel with Dual Spray Arms, 52 dBA, includes room-of-choice delivery

Key Features

  • Dual-spray system – two sprays, on top and bottom, leave no space for the dishes’ stains.
  • Non-noisy operation – environment-friendly machinery that is easy on your ears 
  • Germ-free cleansing – thorough cleansing that eradicates the germs is the special quality of this washer. 

A highly functional panel and detail operational option is the demand of many. If that is what you entreat, then this dishwasher is just perfect for you. It has a detailed panel that lets you decide the cleaning fate of your dishes.

You can choose the automated options as well. LED bulb indicators upfront will tell you the cleaning stage of the dishes through the cycle. It is small and designed to keep the small spaces in mind. Despite being small, it is spacious and carries an adequate array of dish trays for all your dishes.

Moreover, the two sprays system makes sure there not a speck of stain remains on your dishes. It is a perfect machine for health-conscious people and new parents. Your infants’ or toddlers’ food-ware will come out bacteria-free after each wash.

It also has a built-in drying system, so when you take out the dishes, they are not dripping wet. It is easily programmable and includes the options of heavy washes and rinsing. The adjustable legs can help you fit the washer even inside a bumpy cabinet.


  • Sleek dimensions are particularly designed to fit small spaces
  • Energy-star certified for low energy consumption appliance
  • Spacious inside for carrying ample number of dishes
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2. EdgeStar Energy Star Rated Built-In Dishwasher

EdgeStar BIDW1802BL 18 Inch Wide 8 Place Setting Energy Star Rated Built-In Dishwasher

Key Features

  • Variety of colors – available in many colors to go with the light or the dark theme of the kitchen
  • Sanitization options – extra options of sanitization of dishes are also on the panel.
  • Leak-sensor protection – shuts off water intake to prevent overflow. 

Dishwashers that are small and spacious are often hard to find. As a solution to this problem, we bring you another product that perfectly fits the 18 inches dimensions. Not so heavy dishwasher by EdgeStar Store is a perfect kitchen companion. With its wide range of features, it is fully-equipped to get the dish cleaning job done properly. Depending upon the extent of cleaning required, you can choose the wash cycle accordingly. Additionally, three other options are also available. These include sanitize, Hi –temperature, and heat dry.

Its dimensions are perfect for the kitchen of every size. The operation and processing are not shrill or hard on the ears. You can easily run the machine while relaxing or working in the kitchen without being bothered.

Additionally, it is also equipped with a leakage sensor. When the appliance has taken up the water it requires for the washes; the intake is shut off. This effortless feature helps keep your kitchen neat, clean, and spill-free. This high-functioning automatic washer comes with a basket for silver and a tray for your cups.


  • Comes with silverware basket and a cup tray
  • Only eighteen inches wide
  • Wash cycle type and heat drying option available 
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3. Energy Star Portable Dishwasher

SD-9263W: 18″ Energy Star Portable Dishwasher – White

Key Features

  • Free-standing device – does not need to be installed inside the cabinet for use.
  • Wheelies for transport – stand on wheels for easy transportation anywhere. 
  • Robust stainless steel interior – a long-lasting interior that does not tarnish with time

You are moving soon or don’t have enough reservation for an additional dishwasher? You don’t have additional cabinet space for the washer? If those are problems you face then, we have got you covered. SPT’s dishwasher on wheelies is here to solve the space problem. Their device is a free-standing washer that doesn’t need installation of any kind. You can keep it anywhere you want if you don’t have cabinet space.

It is portable and will cut down the energy requirement, which will decrease your electricity bill. Additionally, it is also certified by energy star. Eight appliance setting gives enough space to place all the dirty dishes of one meal. For highly-soiled plates, you can go for the heavy wash and do a thorough rinsing.

Separate wash programs are available for glassware and dishes that do not require heavy cleaning. Another perfect thing about this model is its warning indicators. Rinse aid mode comes with the indicators whenever your machine requires refilling. In that way, you will know when the water intake needs to be open to begin washing the dishes.


  • Effortless and very easy to move
  • Neutral tone body that works with any kitchen interior
  • Energy star certification
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4. 18″Portable Countertop Dishwasher

18″Portable Countertop Dishwasher, 7.5 L Separated Water Tank, 5 Washing Programs + fruit & vegetable Wash, 360°Dual Spiral Spray Arms, 10kp Water Pressure Dishwasher for Apartment/Office/Kitchen/RVs

Key Features

  • Portable dishwasher – space-saving portable dishwasher that can sit on the countertop
  • Spiral spray – 360′ spiral water spray cleans everything down to sparkles. 
  • Hot air flushing – extreme heating for sterilization effect and oil stain removal

Space is an absolute issue when it comes to small kitchens. Don’t let the scarcity of space stop you from having an automatic dishwasher. If the shelf top is the only space you can clear up in the kitchen, this portable washer is just what you need. It is a highly sophisticated device with a massive variety of functions.

You can put in the dishes and let the cleaning work begin. Its spiral water column sprays water at 360 degrees in all directions. This helps remove all gunk without leaving behind the oily residue.

To remove baked-on food and all the dishes’ gunk, you can go for a high-temperature wash. The hot air flowing through the appliance also carries the sterilization effect. This functionality can effectively kill all the germs and bacteria. An efficient cleaning mechanism will not leave behind any odor.

Unlike most dishwashers, this device also carries additional functionality. You can put in the fruits or vegetables for the wash. A 3-layer filtration system does not allow residual deposits that can clog the drain pipe. It is a dual-mode model where the water tank comes as an individual and separate accessory.


  • Options to wash fruits and vegetables available
  • High-pressure water spray for thorough rinsing
  • Super quiet wash process that is not noisy and does cause distress
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5. RCA RDW1809 Portable Dishwasher

RCA RDW1809 Portable Dishwasher, 18in Wide, 8 Place Settings Capacity, White

Key Features

  • Compact built – a sleek design that does not take up much space.
  • Good capacity – five cubic feet of capacity that can carry sufficient crockery
  • Easy to use panel – Highly efficient functioning with various program options

RCA Store brings you a dishwasher on wheels, which is spacious yet possesses sleek dimensions. If you don’t have much space in the kitchen and want to own a simple and easy-to-use dishwasher, then this gadget is for you.

The two-shelf set offers ample space for a variety of kitchenware to fit in perfectly. Its deep cleaning mechanism does not increase the water intake and keeps it optimal. The high-grade steel interior is sturdy and is made from long-lasting material. All steel interior is encased in a plastic jacket in a neutral shade of white.

Additionally, stainless steel is corrosion and rust-free. If you have space under the cabinet, this item can easily fit under the shelf or inside most cabinets. Its installation is an easy process. Moreover, it easily connects to any kitchen tap.

The interior possesses standard capacity just like any other washer of the same size. The front panel carries all the controls for the initiation and stoppage of the wash process. Its thorough cleaning process will leave your dishes clear, sparkling, and devoid of any food residue.


  • Please keep it in the cabinet or outside; depending upon your kitchen space
  • Does not consume a large amount of water
  • Wheels for convenient movement of the whole device
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6. Sunpentown 18″ Energy Star Built-in Dishwasher-Stainless

best 18 inch dishwasher

Key Features

  • Full panel controlled- all the features and control are located on the front side of the washer
  • 6 wash programs– choose from heavy, light, rinse, or normal; there are eight options available
  • Delay feature– schedule the operation on a later day for up to 24 hours.

Sunpentown brings you a space-saving, elegant design of a stainless steel dishwasher. The panel entirely controls the fully-functional machine at the front. It is programmable in several different ways. You can choose the setting that depends on the debris on the plates. This energy-saving machine is designed to cut through the stains and leave all your crockery and glassware shiny and spotless.

With this majestic appliance, you will not need to spend extra bucks on your electricity bill. Stainless steel build is robust and will last for a long time.

If you hate the noisy environment and ringing ears, this quiet operation machine is ideal. At 55 dB, you will not even hear the machine working. Don’t worry about fitting your dishes inside the machine as it is spacious with eight space settings. Moreover, you can even schedule the wash session anytime you want. Program the washer for when you are out and come home to sparkling dishes. In case of any dysfunction, the machine will display the error and issue that requires attention. This helps with the timely resolution of any fault and error.  


  • Extremely spacious with up to 8 standard place settings
  • Full-fledge warning display system and fault codes
  • No noise pollution
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7. Danby 18 Inch Built in Dishwasher

Danby 18 Inch Built in Dishwasher, 8 Place Settings, 6 Wash Cycles and 4 Temperature + Sanitize Option, Energy Star Rated with Low Water Consumption and Quiet Operation - Stainless (DDW1804EBSS)

The versatile range of Dandy dishwashers provides ultimate satisfaction to middle-range consumers.

This particular dishwasher comes in with digital electronic control technology along with digital meters. Therefore, it is very user-friendly and technologically advanced. Isn’t it interesting that this dishwasher can be adjusted according to your schedule? Yes, this device’s delay feature makes it more convenient for the consumer to adjust it according to the time or their routine.

Moreover, it provides a solution to the world’s biggest problem, “WATER.” This device consumes relatively less water comparing to the other substitutes available. However, this does not mean it will leave stains on your dishes, and it has the capacity to wash all your dishes properly without sacrificing anything.

Another good feature of this product is its size, which can fit into a small kitchen while providing standard capacity to wash your dishes. And Therefore, it is also recommended to the people living in compact flats and houses. 

One of our favorite features of this device is its smoothness. It perfectly provides efficient dishwashing without making a loud noise.

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8. 18 in. Top Control Dishwasher

With six wash cycles, this dishwasher is the perfect choice for your kitchen. The high-temperature technology eliminates every chance of having bacteria on your dishes. It runs at 156° F to give your dishes a warm and delayed wash to sanitize them properly. Therefore, it is for the people who want their dishes to be super clean and free from all the bacterias.

It also runs on 40 dBA, making it possible for the consumer to enjoy improved drying, efficient cleaning, peaceful and sound less kitchen with spotless wash. Moreover, this dishwasher’s controls are very easy and as they have used touch screen technology in it. The main focus while making this device was user convenience and safety. Therefore, if you want to keep your family healthy and safe, it is one of the best options.

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Final thoughts

An 18-inch dishwasher does not mean a compromise in quality would ensue. Nonetheless, the small dishwasher can do all the gigantic tasks with oomph. Also, the little cleaner saves time, energy, and water.

The 18-inch dishwasher is economical and could be easily transported (portable ones). If your abode is short on space, do consider the space-saving 18-inch dishwasher.

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