--- title: "18 inch dishwasher — Niche Verdict: Worth a look (55/100) | Amazon United States - Flapen" canonical_url: "https://flapen.com/amazon/research/us/appliances/18-inch-dishwasher" last_updated: "2026-07-09T22:54:02.628Z" locale: en meta: description: "18 inch dishwasher shows demand growing +216.7%, but a concentrated shelf (top 5 take 67% of clicks) keeps it on the watch list." "og:description": "18 inch dishwasher shows demand growing +216.7%, but a concentrated shelf (top 5 take 67% of clicks) keeps it on the watch list." "og:title": "18 inch dishwasher — Niche Verdict: Worth a look (55/100) | Amazon United States - Flapen" --- Back to Flapen home # **18 inch dishwasher** **Worth a look****55/100 ** 18 inch dishwasher shows demand growing +216.7%, but a concentrated shelf (top 5 take 67% of clicks) keeps it on the watch list. **Market/yr** **$1.3M** **Growth (1y)** **+216.7%** **Products** **15** **Brands** **8** was 11 a year ago **Sellers** **29** **Price range** **$363.36–$769.04** **Returns** **6.0%** **Rating** **4.1★** **Worth a look** Scored 55/100 across market size, growth, competition, quality gap, and returns. Market sizeGrowthCompetitionQuality gapReturns Market size **39** ×0.30 Growth **79** ×0.30 Competition **35** ×0.20 Quality gap **78** ×0.10 Returns **50** ×0.10 ## **Demand** Weekly Amazon search volume, last 104 weeks — +216.7% year over year. 5K3KPrime Day '24Spike '24Holiday '24Spike '25Prime Day '25Black Friday '25Jul '24Nov '24Mar '25Jun '25Oct '25Feb '26 ## **Seasonality** Monthly demand index across the year — 1.00 is average. JFMAMJJASOND Peak months: Nov · busiest ÷ quietest = 1.6× ## **Competition** - Honeywell37% - Midea36% - EdgeStar11% - Sharp6% - SPT4% - Frigidaire2% - Other (2 brands)3% The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them. 8 brands and 29 sellers compete here. **Brands** **8 **▼falling was 11 a year ago **Sellers** **29** **Top 5 brand share** **95%** #ProductBrandPriceRatingReviewsClick shareTrend 1 ![Honeywell 18-Inch Dishwasher with 8 Place Settings 6 Washing Programs Stainless Steel Tub UL & Energy Star Certified Stainless Finish](https://m.media-amazon.com/images/I/2177+g+-6yL.jpg) [**Honeywell 18-Inch Dishwasher with 8 Place Settings 6 Washing Programs Stainless Steel Tub UL & Energy Star Certified Stainless Finish**](https://www.amazon.com/dp/B0BSHF9LXB) Honeywell$422.003.9★33118%▼falling 2 ![Midea 18 Inch Built-in Dishwasher Slim Space-Saving Design with 8 Place Settings 6 Washing Programs & Stainless Steel Tub Energy Star Certified Dishwasher with Heated Dry & High Temp Wash Silver](https://m.media-amazon.com/images/I/31eNtn2WyGL.jpg) [**Midea 18 Inch Built-in Dishwasher Slim Space-Saving Design with 8 Place Settings 6 Washing Programs & Stainless Steel Tub Energy Star Certified Dishwasher with Heated Dry & High Temp Wash Silver**](https://www.amazon.com/dp/B0C84MCVWM) Midea$433.624.2★50915%▼falling 3 ![Midea 18 Inch Built-in Dishwasher Slim Space-Saving Design with Stainless Steel Tub 8 Place Settings & 6 Wash Cycles Energy Star Certified Dishwasher with Heated Dry & High-Temp Wash Black](https://m.media-amazon.com/images/I/318hY7hybDL.jpg) [**Midea 18 Inch Built-in Dishwasher Slim Space-Saving Design with Stainless Steel Tub 8 Place Settings & 6 Wash Cycles Energy Star Certified Dishwasher with Heated Dry & High-Temp Wash Black**](https://www.amazon.com/dp/B0C84HDJCC) Midea$396.324.2★50914%▲rising 4 ![Honeywell 18 Inch Dishwasher with 8 Place settings 6 Washing Programs Stainless Steel Tub UL/Energy Star- Black](https://m.media-amazon.com/images/I/21Opi16MHQL.jpg) [**Honeywell 18 Inch Dishwasher with 8 Place settings 6 Washing Programs Stainless Steel Tub UL/Energy Star- Black**](https://www.amazon.com/dp/B0F9B6ZH6F) Honeywell$363.364.0★11111%▼falling 5 ![EdgeStar BIDW1802SS 18 Inch Wide 8 Place Setting Built-In Dishwasher](https://m.media-amazon.com/images/I/41mFJeytRAL.jpg) [**EdgeStar BIDW1802SS 18 Inch Wide 8 Place Setting Built-In Dishwasher**](https://www.amazon.com/dp/B07RP2S2R9) EdgeStar$524.574.2★8379%▲rising 6 ![Honeywell 18 Inch Dishwasher with 8 Place settings 6 Washing Programs Stainless Steel Tub Built-In Style UL/Energy Star- White](https://m.media-amazon.com/images/I/21F1ESB6pYL.jpg) [**Honeywell 18 Inch Dishwasher with 8 Place settings 6 Washing Programs Stainless Steel Tub Built-In Style UL/Energy Star- White**](https://www.amazon.com/dp/B0F9B9Q3BW) Honeywell$371.124.0★1118%▲rising 7 ![Midea 18 Inch Built-in Dishwasher Slim Space-Saving Design with Stainless Steel Tub 8 Place Settings & 6 Washing Programs Energy Star Certified Dishwasher with Heated Dry & High-Temp Wash White](https://m.media-amazon.com/images/I/21o0uVD-yPL.jpg) [**Midea 18 Inch Built-in Dishwasher Slim Space-Saving Design with Stainless Steel Tub 8 Place Settings & 6 Washing Programs Energy Star Certified Dishwasher with Heated Dry & High-Temp Wash White**](https://www.amazon.com/dp/B0C84KHMSY) Midea$398.364.2★5097%▲rising 8 ![Sharp SDW4523MS 18-Inch Built-In Dishwasher Stainless Steel 47 dB Third Rack 8 Place Settings 6 Wash Cycles](https://m.media-amazon.com/images/I/31rmk1gJ0jL.jpg) [**Sharp SDW4523MS 18-Inch Built-In Dishwasher Stainless Steel 47 dB Third Rack 8 Place Settings 6 Wash Cycles**](https://www.amazon.com/dp/B0FHS43RZ5) Sharp$730.314.7★56%▲rising 9 ![SPT SD-9254SSA 18 Wide Built-In Stainless Steel Dishwasher w/Heated Drying ENERGY STAR 6 Wash Programs 8 Place Settings and Stainless Steel Tub](https://m.media-amazon.com/images/I/31xXMpJ2lvL.jpg) [**SPT SD-9254SSA 18 Wide Built-In Stainless Steel Dishwasher w/Heated Drying ENERGY STAR 6 Wash Programs 8 Place Settings and Stainless Steel Tub**](https://www.amazon.com/dp/B08ZVK614P) SPT$480.814.2★1863%▼falling 10 ![FRIGIDAIRE 18 in. ADA Compact Front Control Dishwasher in Stainless Steel with Dual Spray Arms 52 dBA includes room-of-choice delivery](https://m.media-amazon.com/images/I/312VMG4MUvL.jpg) [**FRIGIDAIRE 18 in. ADA Compact Front Control Dishwasher in Stainless Steel with Dual Spray Arms 52 dBA includes room-of-choice delivery**](https://www.amazon.com/dp/B07PZWHZS5) Frigidaire$769.044.2★1652%▲rising 11 ![Avanti 18-Inch Dishwasher Machine with Top Control LED Display Fits 8 Place Settings with 3 Wash Options 6 Automatic Cycles Includes Rinse Aid Dispenser with Low Noise Rating 53db Stainless Steel](https://m.media-amazon.com/images/I/210D2QnXMIL.jpg) [**Avanti 18-Inch Dishwasher Machine with Top Control LED Display Fits 8 Place Settings with 3 Wash Options 6 Automatic Cycles Includes Rinse Aid Dispenser with Low Noise Rating 53db Stainless Steel**](https://www.amazon.com/dp/B00QEUDC1Y) Avanti$498.982.8★352%▼falling 12 ![EdgeStar BIDW1802BL 18 Inch Wide 8 Place Setting Built-In Dishwasher](https://m.media-amazon.com/images/I/21iyvnNYm8L.jpg) [**EdgeStar BIDW1802BL 18 Inch Wide 8 Place Setting Built-In Dishwasher**](https://www.amazon.com/dp/B07RP3FKTH) EdgeStar$484.574.2★8372%▼falling 13 ![SPT SD-9254SSB 18 Wide Built-In Stainless Steel Dishwasher w/Heated Drying ENERGY STAR 6 Wash Programs 8 Place Settings and Stainless Steel Tub](https://m.media-amazon.com/images/I/31xXMpJ2lvL.jpg) [**SPT SD-9254SSB 18 Wide Built-In Stainless Steel Dishwasher w/Heated Drying ENERGY STAR 6 Wash Programs 8 Place Settings and Stainless Steel Tub**](https://www.amazon.com/dp/B07RC27S9G) SPT$467.294.1★951%▲rising 14 ![KoolMore 18 in. ADA Panel Ready with 8 Place Settings 52 DB Dishwasher in Stainless-Steel UL and Energy Star Certified (KM-DW1852-PR)](https://m.media-amazon.com/images/I/31tpyXvnUzL.jpg) [**KoolMore 18 in. ADA Panel Ready with 8 Place Settings 52 DB Dishwasher in Stainless-Steel UL and Energy Star Certified (KM-DW1852-PR)**](https://www.amazon.com/dp/B0CWN65GBR) KoolMore$730.074.2★271%—flat 15 ![EdgeStar BIDW1802WH 18 Inch Wide 8 Place Setting Built-In Dishwasher](https://m.media-amazon.com/images/I/216BkvomZjL.jpg) [**EdgeStar BIDW1802WH 18 Inch Wide 8 Place Setting Built-In Dishwasher**](https://www.amazon.com/dp/B07RP391LN) EdgeStar$487.384.2★8371%▼falling ## **Product shelf** All 15 tracked products in this niche. Top sellersNewestTrending [![Honeywell 18-Inch Dishwasher with 8 Place Settings 6 Washing Programs Stainless Steel Tub UL & Energy Star Certified Stainless Finish](https://m.media-amazon.com/images/I/2177+g+-6yL.jpg)**Honeywell 18-Inch Dishwasher with 8 Place Settings 6 Washing Programs Stainless Steel Tub UL & Energy Star Certified Stainless Finish** Honeywell**$422.00**3.9★331 reviews](https://www.amazon.com/dp/B0BSHF9LXB) [![Midea 18 Inch Built-in Dishwasher Slim Space-Saving Design with 8 Place Settings 6 Washing Programs & Stainless Steel Tub Energy Star Certified Dishwasher with Heated Dry & High Temp Wash Silver](https://m.media-amazon.com/images/I/31eNtn2WyGL.jpg)**Midea 18 Inch Built-in Dishwasher Slim Space-Saving Design with 8 Place Settings 6 Washing Programs & Stainless Steel Tub Energy Star Certified Dishwasher with Heated Dry & High Temp Wash Silver** Midea**$433.62**4.2★509 reviews](https://www.amazon.com/dp/B0C84MCVWM) [![Midea 18 Inch Built-in Dishwasher Slim Space-Saving Design with Stainless Steel Tub 8 Place Settings & 6 Wash Cycles Energy Star Certified Dishwasher with Heated Dry & High-Temp Wash Black](https://m.media-amazon.com/images/I/318hY7hybDL.jpg)**Midea 18 Inch Built-in Dishwasher Slim Space-Saving Design with Stainless Steel Tub 8 Place Settings & 6 Wash Cycles Energy Star Certified Dishwasher with Heated Dry & High-Temp Wash Black** Midea**$396.32**4.2★509 reviews](https://www.amazon.com/dp/B0C84HDJCC) [![Honeywell 18 Inch Dishwasher with 8 Place settings 6 Washing Programs Stainless Steel Tub UL/Energy Star- Black](https://m.media-amazon.com/images/I/21Opi16MHQL.jpg)**Honeywell 18 Inch Dishwasher with 8 Place settings 6 Washing Programs Stainless Steel Tub UL/Energy Star- Black** Honeywell**$363.36**4.0★111 reviews](https://www.amazon.com/dp/B0F9B6ZH6F) [![EdgeStar BIDW1802SS 18 Inch Wide 8 Place Setting Built-In Dishwasher](https://m.media-amazon.com/images/I/41mFJeytRAL.jpg)**EdgeStar BIDW1802SS 18 Inch Wide 8 Place Setting Built-In Dishwasher** EdgeStar**$524.57**4.2★837 reviews](https://www.amazon.com/dp/B07RP2S2R9) [![Honeywell 18 Inch Dishwasher with 8 Place settings 6 Washing Programs Stainless Steel Tub Built-In Style UL/Energy Star- White](https://m.media-amazon.com/images/I/21F1ESB6pYL.jpg)**Honeywell 18 Inch Dishwasher with 8 Place settings 6 Washing Programs Stainless Steel Tub Built-In Style UL/Energy Star- White** Honeywell**$371.12**4.0★111 reviews](https://www.amazon.com/dp/B0F9B9Q3BW) [![Midea 18 Inch Built-in Dishwasher Slim Space-Saving Design with Stainless Steel Tub 8 Place Settings & 6 Washing Programs Energy Star Certified Dishwasher with Heated Dry & High-Temp Wash White](https://m.media-amazon.com/images/I/21o0uVD-yPL.jpg)**Midea 18 Inch Built-in Dishwasher Slim Space-Saving Design with Stainless Steel Tub 8 Place Settings & 6 Washing Programs Energy Star Certified Dishwasher with Heated Dry & High-Temp Wash White** Midea**$398.36**4.2★509 reviews](https://www.amazon.com/dp/B0C84KHMSY) [![Sharp SDW4523MS 18-Inch Built-In Dishwasher Stainless Steel 47 dB Third Rack 8 Place Settings 6 Wash Cycles](https://m.media-amazon.com/images/I/31rmk1gJ0jL.jpg)**Sharp SDW4523MS 18-Inch Built-In Dishwasher Stainless Steel 47 dB Third Rack 8 Place Settings 6 Wash Cycles** Sharp**$730.31**4.7★5 reviews](https://www.amazon.com/dp/B0FHS43RZ5) ## **Reviews** What buyers praise and complain about, mined from review topics. ### **What buyers love ** **Ease Of Cleaning**20% *“Cleans great”* **Size-Overall**17% *“It fits”* **Noise Level**16% *“Its not loud”* **Value For Money**11% *“Great product at a great price”* **Leak-Proof**6% *“It was not leaking”* **Quality-Overall**5% *“Stainless tub; good quality”* **Advertised Vs Actual Product**4% *“Item is as advertised so far”* **Storage Capacity**3% *“The 8-place setting capacity is perfect for our small family's daily meals, and the 6 program options are very practical, especially the quick wash and intensive wash”* **Ease Of Use**2% *“easy to use”* **Compactness**2% *“It is compact”* ### **What buyers complain about ** **Leak-Proof**15% *“there was something wrong with the pump leaking”* **Quality-Overall**13% *“Its cheap made”* **Durability**9% *“Breaks after only 3 months of ownership”* **Assembly/Installation**7% *“Painful installation”* **Advertised Vs Actual Product**6% *“Not was it was supposed to be”* **Size-Overall**6% *“You can't remove the top rack to fit larger items”* **Noise Level**4% *“barely audible when it is running”* **Ease Of Cleaning**4% *“rinsing and drying results will suffer”* **Functionality-Overall**4% *“would not drain”* **Instructions/User Manual/Troubleshooting**3% *“The manual. which was painfully confusing”* #### **Top return reasons**- Size-Overall33% - Leak-Proof14% - Defective Material/Parts14% - Functionality-Overall6% - Color4% - Portability3% - Assembly/Installation3% - Product Condition3% - Value For Money3% - Water Resistance2%