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18-Inch Dishwashers

All dishwashers

42 18-inch dishwashers from ZLINE Kitchen and Bath, SPT, Avanti and more. Most cost $449 to $912, and half cost less than $616.

Top brands: ZLINE Kitchen and Bath (20)SPT (9)

All filtersFilters (2)×
Width: 18 inch  ×Stainless steel: Stainless steel  ×Clear all
BrandZLINE Kitchen and Bath20SPT9BLACK+DECKER2Bosch1Comfee'1Frigidaire1Haier1Honeywell1
Show all 14Kenmore1KoolMore1KUCHT Professional1Midea1Sharp1Summit Appliance1
TypeBuilt-in10Portable8
Width18 inch42
Place settings7 to 8139 or more1
Noise level50 dB and up2045 to 49 dB2Up to 44 dB2
Stainless steelStainless steel42
ENERGY STARENERGY STAR16
PriceUnder $5006Under $6001Under $7006Under $9001Under $1,0001Under $1,5001$600 & above9$900 & above2
Clear allShow 42 dishwashers
Width: 18 inch  ×Stainless steel: Stainless steel  ×42 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
Frigidaire

18 inch, 50 dB and up

+Compact 18 inch width suits small kitchens
+Dual spray arms for wash coverage
+ADA compact design for accessibility
−Noise level of 50 dB and up is louder than typical
−Narrow 18 inch width holds less than standard models
No current price. Check it at the store.
MideaSpec score 9.2

Built-in, 18 inch, 7 to 8

+Built-in installation for a fixed kitchen setup
+Stainless steel tub
+Energy Star certified
$448.97
as of 11/04/2026 00:12 PST - Details
BLACK+DECKER

Portable, 18 inch

+Portable design can move between spaces
+18 inch width suits compact kitchens
+Energy Star certified
$609.99
as of 11/04/2026 13:39 PST - Details
SPTSpec score 9.2

Built-in, 18 inch, 7 to 8

+Compact 18-inch width suits small kitchens
+Stainless steel tub resists staining and rust
+ENERGY STAR certified for lower energy use
$461.99
as of 11/04/2026 04:39 PST - Details
BLACK+DECKER

Portable, 18 inch

+Portable design can move between spaces
+18 inch width suits compact kitchens
+Energy Star certified
$622.68
as of 11/04/2026 13:39 PST - Details
SPTSpec score 9.2

Portable, 18 inch, 7 to 8

+Portable design for flexible placement in a kitchen
+18 inch width fits in tighter spaces
+ENERGY STAR certified for energy efficiency
$623.48
as of 11/04/2026 04:39 PST - Details
Bosch

18 inch, Up to 44 dB

+Compact 18 inch width suits smaller kitchens
+Third rack for extra space for utensils and small items
+Stainless steel tub for a durable wash interior
$1,449.11
as of 11/04/2026 10:37 PST - Details
Haier

Built-in, 18 inch

+Built-in design fits a standard kitchen cabinet opening
+Narrow 18 inch width suits smaller kitchens
No current price. Check it at the store.
Comfee'Spec score 9.2

Built-in, 18 inch, 7 to 8, 50 dB and up

+Stainless steel tub resists rust and staining
+Energy Star certified for lower energy use
+Fits standard 18 inch cabinet openings
−Operates at 50 dB and up
−Requires permanent installation into cabinetry
$459.00
as of 11/03/2026 22:26 PST - Details
SPT

Portable, 18 inch

+Portable design for flexible placement in a kitchen
+Compact 18 inch width for small kitchens
+ENERGY STAR certified
−Portable units need a faucet connection to operate
$599.99
as of 11/04/2026 02:36 PST - Details
SharpSpec score 8.5

Built-in, 18 inch, 7 to 8, 45 to 49 dB

+Compact 18 inch width for small kitchens
+Third rack for utensils and small items
+Runs at 45 to 49 dB
−Holds 7 to 8 place settings, less than full-width models
$699.00
as of 11/04/2026 02:39 PST - Details
KenmoreSpec score 9.5

Built-in, 18 inch, 9 or more, 45 to 49 dB

+Compact 18 inch width for smaller kitchens
+Third rack for extra dish space
+Fingerprint resistant stainless steel
−Noise level of 45 to 49 dB
$849.99
as of 11/03/2026 23:44 PST - Details
Summit Appliance

18 inch

+Stainless steel construction for a sleek look
+Compact 18 inch width fits narrower kitchen spaces
+ADA compliant design for accessibility needs
−Narrow 18 inch width holds fewer dishes than standard size
No price recorded yet.
ZLINE Kitchen and Bath

18 inch, Up to 44 dB

+Compact 18 inch width fits narrow kitchen spaces
+Stainless steel tub for durable washing
+Quiet operation at up to 44 dB
−Black stainless finish may show fingerprints
No price recorded yet.
ZLINE Kitchen and Bath

18 inch, 50 dB and up

+Compact 18 inch width suits smaller kitchens and apartments
+Third rack adds space for utensils and small items
+Stainless steel tub for a durable wash interior
−Noise rated at 50 dB and up, which is audible during cycles
No price recorded yet.
ZLINE Kitchen and Bath

18 inch, 50 dB and up

+Third rack adds space for utensils and small items
+Compact 18 inch width fits narrow kitchen spaces
+Stainless steel tub resists staining and odors
−Narrow width gives less interior capacity than standard dishwashers
No price recorded yet.
ZLINE Kitchen and Bath

18 inch, 50 dB and up

+Third rack adds space for utensils and small items
+Compact 18 inch width fits narrow kitchen spaces
+Stainless steel tub resists staining and odors
−Narrow width gives less interior capacity than standard dishwashers
No price recorded yet.
ZLINE Kitchen and Bath

18 inch

+Compact 18 inch width fits narrow kitchen spaces
+Stainless steel tub resists staining and odors
+120-volt power connection
−Narrow width gives less interior capacity than standard dishwashers
No price recorded yet.
ZLINE Kitchen and Bath

18 inch, 50 dB and up

+Compact 18 inch width suits smaller kitchens and apartments
+Third rack adds space for utensils and small items
+Stainless steel tub for a durable wash interior
−Noise rated at 50 dB and up, which is audible during cycles
No price recorded yet.
ZLINE Kitchen and Bath

18 inch, 50 dB and up

+Third rack adds space for utensils and small items
+Compact 18 inch width fits narrow kitchen spaces
+Stainless steel tub resists staining and odors
−Narrow width gives less interior capacity than standard dishwashers
No price recorded yet.
ZLINE Kitchen and Bath

18 inch, 50 dB and up

+Compact 18 inch width suits smaller kitchens and apartments
+Third rack adds space for utensils and small items
+Stainless steel tub for a durable wash interior
−Noise rated at 50 dB and up, which is audible during cycles
No price recorded yet.
ZLINE Kitchen and Bath

18 inch, 50 dB and up

+Third rack adds space for utensils and small items
+Compact 18 inch width fits narrow kitchen spaces
+Stainless steel tub resists staining and odors
−Narrow width gives less interior capacity than standard dishwashers
No price recorded yet.
ZLINE Kitchen and Bath

18 inch, 50 dB and up

+Third rack adds space for utensils and small items
+Compact 18 inch width fits narrow kitchen spaces
+Stainless steel tub resists staining and odors
−Narrow width gives less interior capacity than standard dishwashers
No price recorded yet.
ZLINE Kitchen and Bath

18 inch, 50 dB and up

+Third rack adds space for utensils and small items
+Compact 18 inch width fits narrow kitchen spaces
+Stainless steel tub resists staining and odors
−Narrow width gives less interior capacity than standard dishwashers
No price recorded yet.
ZLINE Kitchen and Bath

18 inch, 50 dB and up

+Compact 18 inch width suits smaller kitchens and apartments
+Third rack adds space for utensils and small items
+Stainless steel tub for a durable wash interior
−Noise rated at 50 dB and up, which is audible during cycles
No price recorded yet.
ZLINE Kitchen and Bath

18 inch, 50 dB and up

+Compact 18 inch width suits smaller kitchens and apartments
+Third rack adds space for utensils and small items
+Stainless steel tub for a durable wash interior
−Noise rated at 50 dB and up, which is audible during cycles
No price recorded yet.
SPTSpec score 9.2

Portable, 18 inch, 7 to 8

+Portable design for flexible placement in a kitchen
+18 inch width fits in tighter spaces
+ENERGY STAR certified for energy efficiency
$622.85
as of 11/04/2026 04:39 PST - Details
HoneywellSpec score 9.2

18 inch, 7 to 8

+Compact 18 inch width for smaller kitchens
+Stainless steel tub
+Energy Star certified
$439.99
as of 11/03/2026 23:26 PST - Details

Compare specs

dishwasherWidthNoise levelSpec scorePrice
18 inch50 dB and upn/aNo current price
18 inch9.2$448.97
as of 11/04/2026 00:12 PST - Details
18 inchn/a$609.99
as of 11/04/2026 13:39 PST - Details
18 inch9.2$461.99
as of 11/04/2026 04:39 PST - Details
18 inchn/a$622.68
as of 11/04/2026 13:39 PST - Details
18 inch9.2$623.48
as of 11/04/2026 04:39 PST - Details
18 inchUp to 44 dBn/a$1,449.11
as of 11/04/2026 10:37 PST - Details
18 inchn/aNo current price
18 inch50 dB and up9.2$459.00
as of 11/03/2026 22:26 PST - Details
18 inchn/a$599.99
as of 11/04/2026 02:36 PST - Details

Before you buy

Other Width options

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Popular filters

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Dishwashers by use

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Related product types

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Spec scores, pros and cons, and prices are explained in the How it works section of the About page.