Skip to content

18 Inch Dishwasher

pricing outside the sweet spot ($501.11 avg) — 18 Inch Dishwasher doesn't clear our bar today.

Flapen Score

38
Skip it

Ranks 682 of 845 Appliances niches · −7 vs the category median of 45

Market size 78Growth 26Conversion 18Competition 30Returns 21Price range 0Avg price 0Brand share 16Review moat 83Quality gap 86
This niche Category average · 845 niches

Is 18 Inch Dishwasher profitable on Amazon?

According to Flapen's Amazon United States niche tracking, 18 Inch Dishwasher is a $1.0M/yr Amazon United States market (141K searches/yr). The top 5 brands hold 93% of demand. Demand peaks in Nov. Verdict: Skip it — 38/100.

18 Inch Dishwasher: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved +0.9% over the last 90 days and 1.5% of searches end in a purchase.

$1.0M

revenue / yr

Units sold / yr3K
Search volume / yr+0.9%141K
Conversion rate1.5%
Avg price$501.11

Who owns the niche?

The top 5 brands hold 93% of demand, so 7% of the market is open.

7%

open market share

Brands · sellers9 · 29
Top-5 product click share67%
Open market7%
Avg brand age38 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.1★ — the gap to enter on.

0/100

page quality · 15 products

Sponsored placement60%
New entrants (1y)1· 0 succeeded
Avg rating4.1★
Avg reviews336

Top 18 Inch Dishwasher products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.

$0$51K$103K$154K$205K1101001K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

9 falling

Sellers

29

Top-5 brand share

93%

Top 20: 100%

Top-5 click share

67%

Top 20: 100%

Open market

4%

  • Midea40%
  • Honeywell34%
  • EdgeStar10%
  • Sharp7%
  • Frigidaire3%
  • SPT2%
  • Open — no brand owns it (3 brands, 4%)

18 Inch Dishwasher demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume141KCVR1.5%Products15Brands9Top 5 Brands93%OOS Rate0.0%Rating4.1★Reviews336Avg BSR#15
5K3KPrime Day '24Spike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Nov · busiest ÷ quietest = 1.6×

Top 18 Inch Dishwasher search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • 18 inch dishwasher53K/yr
  • 18 dishwasher31K/yr
  • 18 dishwasher stainless steel7K/yr
  • 18 inch dishwasher stainless steel6K/yr
  • dishwasher 18 inch7K/yr
  • 18 in dishwasher6K/yr
  • 18in dishwasher4K/yr
  • 18 inch dishwasher built in8K/yr
  • dishwasher 18 inch wide3K/yr
  • 18 inch dish washer2K/yr

What reviews say buyers love and hate about 18 Inch Dishwasher

What buyers mention most, as a share of all reviews.

What buyers love

86% of reviews
Ease Of Cleaning19%

Great product cleans very well very much worth the money

Noise Level17%

Quiet and Nice

Size-Overall17%

It fits

Value For Money14%

reasonably priced

Quality-Overall5%

It is working fine with no complaints

What buyers complain about

76% of reviews
Leak-Proof19%

there was something wrong with the pump leaking

Quality-Overall11%

Garbage

Assembly/Installation8%

Painful installation

Ease Of Cleaning8%

It never really gets stuff clean

Durability8%

stopped working at the beginning of June

18 Inch Dishwasher return rate & reasons

Why buyers send it back, as a share of all return requests.

6.1%

Return rate

41%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
29%
2Leak-Proof
15%
3Defective Material/Parts
15%
4Functionality-Overall
6%
5Color
5%

Common 18 Inch Dishwasher questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores 18 Inch Dishwasher 38/100 on Amazon United States — Skip it. The niche generates $1.0M/yr across 15 tracked products. 0 of 1 products launched in the last 360 days are still selling. Search demand moved +0.9% over the last 90 days.
Search demand for 18 Inch Dishwasher on Amazon United States peaks in Nov, where the busiest month runs 1.6× the quietest.