hdmi tester
Skip itSoft demand (-3.8% this quarter) — this niche doesn't clear our bar today.
Review moat
Great140.38avg incumbent reviews — the moat a new listing must climb
Avg price
Great$50.16avg listing price — sweet spot $15–$100
Returns
Great1.8%return rate — above 5% kills the launch gate
Conversion
Good5.7%search→purchase rate — share of searches ending in a sale
Brand share
Okay75%top-5 brand share — brands hold most of the demand
Price range
Okay$13.95–$229.76cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay$115K$115K/yr · 40K searches
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Competition
Bad71%top-5 click share — a locked-up shelf
Growth
Bad-3.8%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, hdmi tester is a $115K/yr Amazon United States market (40K searches/yr). The top 5 brands hold 75% of demand. Verdict: Skip it — 44/100.
Data updated Jul 22, 2026 · scored weekly · How we score niches
hdmi tester market data
- Units sold / yr
- 2K–2K
- avg 100–250/product
- Revenue / yr
- $75K–$100K
- units × avg price
- Conversion rate
- 5.7%
- Avg BSR
- #1,135
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 77%
- Out of stock
- 1.1%
- Avg brand age
- 58 months
- Avg seller age
- 150 days
Competition & brand share
The top 5 products capture 71% of clicks — a locked-up shelf that new listings rarely crack.Brands
11 flat
Sellers
26
Top-5 brand share
75%
Top 20: 100%
Top-5 click share
71%
Top 20: 100%
Open market
19%
- Therathy24%
- Treedix20%
- HIIJA15%
- JONARD TOOLS9%
- MAVENAXE7%
- Parts Express6%
Demand
Weekly Amazon search volume, last 20 weeks — -3.8% search growth over the last 90 days.Top hdmi tester search terms
- hdmi tester20K/yr
- hdmi cable tester17K/yr
- hdmi tester tool3K/yr
Top hdmi tester 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.
All 13 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
HDMI Tester Portable High Definition Network Cable Tester Checker
Therathy$19.584.5★142 rev
Treedix Cable Tester Board for HDMI Cable Tester Checker 20 LED Light Status Indictor to Check Disorder Short Open and Cross Connection for Standard HDMI Type A Mini HDMI Type C Micro HDMI Type D
Treedix$15.184.6★99 rev
Hiija HDMI Cable Tester Portable High Definition Network Cable Tester Checker
HIIJA$19.534.0★70 rev
Jonard Tools HDMI-100 HDMI Cable Tester for HDMI and Mini HDMI Cables Black
JONARD TOOLS$54.984.4★128 rev
HDMI Cable Tester & RJ45 Network Cable Tester Tool Portable High Definition Multimedia Interface RJ45/cat5 cat5e cat6 cat6a UTP Ethernet LAN Wire Continuity Checker
MAVENAXE$17.925.0★2 rev
Newest
by launch dateHDMI Cable Tester & RJ45 Network Cable Tester Tool Portable High Definition Multimedia Interface RJ45/cat5 cat5e cat6 cat6a UTP Ethernet LAN Wire Continuity Checker
MAVENAXE$17.922 rev
Monoprice HDMI Signal Generator and Display Analyzer
Monoprice$94.233 rev
Treedix Cable Tester Board for HDMI Cable Tester Checker 20 LED Light Status Indicator for Short/Open/Cross Connection Detection for Standard HDMI Type A Mini HDMI Type C Micro HDMI Type D
Treedix$13.9599 rev
Fayelume UT681 HDMI Cable Tester Portable Mini HDMI to HDMI High Definition USB Cable Tester for Check Disorder Short Open and Cross Connection
Fayelume$32.065 rev
Treedix USB Cable Tester with 2.4 Color Screen for eMarker Reading PD 3.0/3.1 Detection Resistor and Continuity Check Compatible with Lightning Type-C Micro-B 2.0/3.0 and Mini-B Cables
Treedix$46.35538 rev
Trending
90-day click momentumHDMI Cable Tester & RJ45 Network Cable Tester Tool Portable High Definition Multimedia Interface RJ45/cat5 cat5e cat6 cat6a UTP Ethernet LAN Wire Continuity Checker
MAVENAXE$17.925.0★
Treedix USB Cable Tester with 2.4 Color Screen for eMarker Reading PD 3.0/3.1 Detection Resistor and Continuity Check Compatible with Lightning Type-C Micro-B 2.0/3.0 and Mini-B Cables
Treedix$46.354.7★
Monoprice HDMI Signal Generator and Display Analyzer
Monoprice$94.235.0★
Jonard Tools HDMI-100 HDMI Cable Tester for HDMI and Mini HDMI Cables Black
JONARD TOOLS$54.984.4★
HDMI Tester Portable High Definition Network Cable Tester Checker
Therathy$19.584.5★
What buyers say about hdmi tester
What buyers praise and complain about, mined from review topics.What buyers love
“Easy to use”
“As advertised”
“Decent built quality”
“Worth the buy”
“gets the job done”
“I got good connectivity testing”
“this is a nice handy unit that we can plug cables into”
“Practical gadget”
“Battery”
“Great for testing all your USB cables for data or charge type”
What buyers complain about
“not for what they are charging”
“The instruction manual is somewhat lacking”
“Not for load though”
“Lost $$$ My tester quit after 4 months”
“Not well engineered”
“A USB-B connector is skipped altogether. even though it is included in other”
“ohms on the same cable after disconnecting and reconnecting”
“The battery dies pretty quickly”
“I returned the CaberQ because it couldnt hold a candle to this at more than twice the price”
“Dont let its small size fool you”
Top return reasons
Common questions
- Is hdmi tester profitable to sell on Amazon United States?
- The niche generates $115K/yr across 13 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -3.8%. Flapen's verdict: Skip it (44/100).
- How competitive is the hdmi tester niche?
- 11 brands and 26 sellers compete. The top 5 products take 71% of clicks and top 5 brands hold 75% of demand.
- What do buyers complain about in hdmi tester?
- Top complaints mined from reviews: Charging, Instructions/User Manual/Troubleshooting, Functionality-Overall. The return rate is 1.8%.
- What does it cost to enter the hdmi tester niche?
- Listings span $13.95–$229.76; the average listing price is $50.16 (sweet spot $15–$100). The average incumbent carries 140 reviews — the moat a new listing must climb.