Is matx profitable to sell on Amazon United States?

The niche generates $126K/yr across 22 tracked products. 5 of 5 products launched in the last 360 days are still selling. 90-day search growth is +4.2%. Flapen's verdict: Skip it (33/100).

How competitive is the matx niche?

9 brands and 53 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 91% of demand.

What do buyers complain about in matx?

Top complaints mined from reviews: Size-Overall, Assembly/Installation, Quality-Overall. The return rate is 4.9%.

When does demand for matx peak?

Demand peaks in Dec; the busiest month runs 1.7× the quietest.

What does it cost to enter the matx niche?

Listings span $30.54–$308.53; the average listing price is $87.94 (sweet spot $15–$100). The average incumbent carries 806 reviews — the moat a new listing must climb.

matx

Skip it

Weak search conversion (0.4%) — this niche doesn't clear our bar today.

Avg price

Great$87.94

avg listing price — sweet spot $15–$100

Review moat

Good805.77

avg incumbent reviews — the moat a new listing must climb

Competition

Okay59%

top-5 click share — leaders hold, buyers still browse

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Growth

Okay+4.2%

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

Market size

Okay$126K

$126K/yr · 358K searches

Returns

Okay4.9%

return rate — above 5% kills the launch gate

Price range

Okay$30.54–$308.53

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

Brand share

Bad91%

top-5 brand share — brand-locked demand

Conversion

Bad0.4%

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

Signals High Price

According to Flapen's Amazon United States niche tracking, matx is a $126K/yr Amazon United States market (358K searches/yr). The top 5 brands hold 91% of demand. Demand peaks in Dec. Verdict: Skip it — 33/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

matx market data

Units sold / yr: 2K–3K; avg 100–250/product
Revenue / yr: $176K–$220K; units × avg price
Conversion rate: 0.4%
Avg BSR: #129
Page quality: 0%
Prime: 95%
Sponsored: 86%
Out of stock: 0.0%
Avg brand age: 37 months
Avg seller age: 175 days

Competition & brand share

The top 5 products take 59% of clicks — established leaders, but buyers still shop beyond them.

Brands

9 rising

Sellers

Top-5 brand share

91%

Top 20: 100%

Top-5 click share

59%

Top 20: 96%

Open market

Cooler Master51%
Jonsbo26%
Lian Li7%
JOYJOM3%
NZXT3%
TGDGAMER3%
Open — no brand owns it (3 brands, 6%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +4.2% search growth over the last 90 days.

Peak months: Dec · busiest ÷ quietest = 1.7×

Open Trend

Top matx search terms

mini pc case102K/yr +7.9%0.1% conv.
cooler master case72K/yr -2.9%0.4% conv.
matx34K/yr +7.9%0.1% conv.
mini atx16K/yr +21.5%0.1% conv.
thermaltake pc case20K/yr -18.7%0.0% conv.
cube pc case12K/yr +29.2%0.1% conv.
cooler master masterbox q300l14K/yr +7.0%2.8% conv.
small micro atx case10K/yr +12.6%0.3% conv.
cooler master pc case10K/yr -9.4%0.1% conv.
cooler master q300l10K/yr -4.9%1.6% conv.

All search terms

Top matx 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 22 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Cooler Master MasterBox Q300L Micro-ATX PC Case Compact mATX Computer Case with Magnetic Dust Filters Modular Adjustable I/O Panel Perforated Airflow Design 1 x 120mm Pre-Installed Fan Black

Cooler Master$37.344.5★13,973 rev

JONSBO/JONSPLUS Z20 Black Micro-ATX Mini Tower PC Case with Detachable Carrying Handle Mini Size High-Performance Hardware Compatible Support 240AIO H160mm Cooler Black

Jonsbo$97.964.7★467 rev

JONSBO C6 Black Mini MATX Mesh PC Case Simple Compact Desktop Micro ATX Chassis Upper Cover/Side Panel Tool-Free Open pc case ATX Power Bite (L185mm Max.) Support 75mm CPU Cooler GPU200-255mm

Jonsbo$59.134.6★153 rev

Lian Li A3-mATX-WD-26.3L Micro Form Factor Chassis-No Fans Included-Supports 360mm AIO-Modularity Design-for M-ATX ITX Motherboard-DAN Cases Collaboration-Wood Front Panel-Black (A3X-WD)

Lian Li$87.614.7★427 rev

JONSBO D32 STD Micro-ATX PC Case High Compatibility Mini Desktop Case Support MATX Back-Connect/BTF MB 365mm GPU/240AIO/163mm Air Cooler ATX/SFX-L/SFX PSU USB3.2 PC Gaming Black

Jonsbo$65.704.7★130 rev

Newest

by launch date

Cooler Master Q300L V3 Micro-ATX PC Case High Airflow Tempered Glass

Cooler Master$43.8626 rev

1mo ago

NZXT H2 Flow Mini-ITX 20.7L High Airflow PC Case Includes 2 x 120mm Top Fans & PCIe 5.0 Riser Cable 331mm GPU 280mm Radiator Black

NZXT$148.0592 rev

5mo ago

Cooler Master MasterFrame 360 Stage LCD ATX Mid-Tower PC Case Front Showcase Stage with Spotlight & LCD Display Supports 430mm GPUs & 360mm Radiators PCIe 5.0 Ready Up to 12x120mm Fans USB-C

Cooler Master$308.5310 rev

6mo ago

Cooler Master QUBE 540 ATX Mid-Tower PC Case Highly Customizable Modular Computer Chassis with Movable I/O Panel Multi-Position PSU Mount Tempered Glass Panel & Portable Handles Stardust Iron

Cooler Master$69.1060 rev

7mo ago

Cooler Master QUBE 540 ATX Mid-Tower PC Case Highly Customizable Modular Computer Chassis with Movable I/O Panel Multi-Position PSU Mount Tempered Glass Panel & Portable Handles Moonstone

Cooler Master$67.8560 rev

7mo ago

What buyers say about matx

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

What buyers love

Design-Overall18%

“Good design”

Value For Money15%

“Great Deal”

Quality-Overall12%

“Build quality is excellent”

Size-Overall8%

“I love the size”

Assembly/Installation7%

“Easy to install”

Ease Of Use4%

“easy to use”

Compactness3%

“Very good and compact case”

Storage Capacity3%

“the extra room does make building significantly easier”

Portability2%

“Portable matx”

Heating2%

“No overheating or throttling”

What buyers complain about

Size-Overall18%

“it would NOT fit”

Assembly/Installation7%

“was pain to install”

Quality-Overall5%

“terrible quality”

Design-Overall4%

“is poorly built”

Noise Level3%

“not quiet”

Magnetic Strength/Adsorption2%

“The magnets for the dust filters are pretty weak though”

Strength2%

“Flimsy”

Compatibility-Overall2%

“NOT compatible will all ATX Motherboards”

Weight Heavy2%

“too heavy, 5.5kg”

Value For Money2%

“a little pricey”

Top return reasons

Size-Overall51%

Defective Material/Parts9%

Compatibility-Overall9%

Advertised Vs Actual Product6%

Value For Money4%

Functionality-Overall3%

Quality-Overall2%

Color2%

Length2%

Assembly/Installation2%

Common questions

Is matx profitable to sell on Amazon United States?: The niche generates $126K/yr across 22 tracked products. 5 of 5 products launched in the last 360 days are still selling. 90-day search growth is +4.2%. Flapen's verdict: Skip it (33/100).
How competitive is the matx niche?: 9 brands and 53 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 91% of demand.
What do buyers complain about in matx?: Top complaints mined from reviews: Size-Overall, Assembly/Installation, Quality-Overall. The return rate is 4.9%.
When does demand for matx peak?: Demand peaks in Dec; the busiest month runs 1.7× the quietest.
What does it cost to enter the matx niche?: Listings span $30.54–$308.53; the average listing price is $87.94 (sweet spot $15–$100). The average incumbent carries 806 reviews — the moat a new listing must climb.