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53

16x16x2 air filter

Worth a look

Shows low returns (0.0%), but brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list.

Market size 29Growth 62Conversion 95Competition 13Returns 100Price range 94Avg price 87Brand share 4Review moat 22Quality gap 78

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Incredible12.4%

search→purchase rate — share of searches ending in a sale

Price range

Great$30.22–$100.90

cheapest to priciest tracked listing — scored on the share inside $15–$100

Avg price

Great$67.96

avg listing price — sweet spot $15–$100

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Growth

Good+38.9%

90-day search growth — must beat 0% to launch

Market size

Okay$125K

$125K/yr · 15K searches

Review moat

Bad9,332.18

avg incumbent reviews — the moat a new listing must climb

Competition

Bad84%

top-5 click share — a locked-up shelf

Brand share

Bad98%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, 16x16x2 air filter is a $125K/yr Amazon United States market (15K searches/yr). The top 5 brands hold 98% of demand. Verdict: Worth a look — 53/100.

Data updated Jul 27, 2026 · scored weekly · How we score niches

16x16x2 air filter market data

Units sold / yr
3K–3K
avg 100–250/product
Revenue / yr
$170K–$204K
units × avg price
Conversion rate
12.4%
Avg BSR
#88
Page quality
0%
Prime
0%
Sponsored
73%
Out of stock
0.0%
Avg brand age
83 months
Avg seller age
191 days

Competition & brand share

The top 5 products capture 84% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 flat

Sellers

5

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

84%

Top 20: 100%

Open market

0%

  • Filter King44%
  • Filterbuy32%
  • MANN+HUMMEL11%
  • Glasfloss9%
  • AIRx Filters3%
  • Generic2%

Top 16x16x2 air filter products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$13K20%$25K30%$38K40%$50K1101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 11 tracked products in this niche — three views at once, no toggling.

What buyers say about 16x16x2 air filter

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall42%

“Fits perfect”

Value For Money19%

“cheap”

Material Quality8%

“The materials used for construction are as expected”

Assembly/Installation8%

“they installed as expected”

What buyers complain about

Thickness33%

“The mess in this filter is very thin”

Filtration33%

“thin filter”

Top return reasons

Size-Overall46%
Filtration25%
Value For Money11%
Defective Material/Parts9%
Compatibility-Overall7%
Maintenance And Repair2%

Common questions

Is 16x16x2 air filter profitable to sell on Amazon United States?
The niche generates $125K/yr across 11 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +38.9%. Flapen's verdict: Worth a look (53/100).
How competitive is the 16x16x2 air filter niche?
6 brands and 5 sellers compete. The top 5 products take 84% of clicks and top 5 brands hold 98% of demand.
What do buyers complain about in 16x16x2 air filter?
Top complaints mined from reviews: Thickness, Filtration. The return rate is 0.0%.
What does it cost to enter the 16x16x2 air filter niche?
Listings span $30.22–$100.90; the average listing price is $67.96 (sweet spot $15–$100). The average incumbent carries 9,332 reviews — the moat a new listing must climb.