---
title: "Demko Knives — $40K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/sports-outdoors/demko-knives"
last_updated: "2026-08-06T20:03:48.076Z"
locale: en
meta:
description: "Niche score 26/100 · $40K/yr market · 123K searches/yr · $149.26 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 26/100 · $40K/yr market · 123K searches/yr · $149.26 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Demko Knives — $40K/yr Amazon US Niche (2026) - Flapen"
---
# **demko knives**
**Skip it**
Weak search conversion (0.2%) — this niche doesn't clear our bar today.
Market size 10Growth 24Conversion 3Competition 49Returns 21Price range 21Avg price 59Brand share 3Review moat 98Quality gap 25
**Review moat**
**Incredible****44.74**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Good****$149.26**
avg listing price — sweet spot $15–$100
**Competition**
**Okay****56%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-2.0%**
90-day search growth — must beat 0% to launch
**Returns**
**Bad****6.0%**
return rate — above 5% kills the launch gate
**Price range**
**Bad****$48.45–$298.01**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Bad****$40K**
$40K/yr · 123K searches
**Conversion**
**Bad****0.2%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Bad****99%**
top-5 brand share — brand-locked demand
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50") [** Out of Stock**](https://flapen.com/research/niches?market=us&signal=out_of_stock "OOS rate > 10%")
According to Flapen's Amazon United States niche tracking, demko knives is a $40K/yr Amazon United States market (123K searches/yr). The top 5 brands hold 99% of demand. Verdict: Skip it — 26/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **demko knives market data**
- **Units sold / yr**
- **250–500**
- avg 0–100/product
- **Revenue / yr**
- **$37K–$75K**
- units × avg price
- **Conversion rate**
- **0.2%**
- **Avg BSR**
- **#1,769**
- **Page quality**
- **0%**
- **Prime**
- **91%**
- **Sponsored**
- **22%**
- **Out of stock**
- **27.2%**
- **Avg brand age**
- **43 months**
- **Avg seller age**
- **164 days**
## **Competition & brand share**
The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**6 **▼falling
**Sellers**
**27**
**Top-5 brand share**
**99%**
Top 20: 100%
**Top-5 click share**
**56%**
Top 20: 97%
**Open market**
**0%**
- Demko Knives86% - Demko7% - Flytanium3% - Cold Steel1% - CJRB CUTLERY1% - Vosteed1% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 77 weeks — -2.0% search growth over the last 90 days.
3K2KSpike '25Prime Day '25Black Friday '25Holiday '25Spike '26 seasonFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
No pronounced peak months · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/us/sports-outdoors/demko-knives/trend)
## **Top demko knives search terms**
- **demko knives**52K/yr-2.6%0.1% conv. - **demko shark cub**22K/yr+4.7%0.3% conv. - **demko**19K/yr+3.7%0.1% conv. - **demko ad20.5**14K/yr-12.2%0.4% conv. - **shark lock knife**7K/yr-10.3%0.0% conv. - **demko ad20**4K/yr-0.2%0.1% conv. - **demco knives**3K/yr-25.8%0.2% conv. - **demko ad 20.5**1K/yr+32.6%0.7% conv. [**All search terms **](https://flapen.com/research/us/sports-outdoors/demko-knives/search-terms)
## **Top demko knives 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%5%$2K10%$4K15%$6K20%$8K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 23 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Andrew Demko AD20.5 Shark Cub Shark Lock Folding Knife 2.75 AUS-10A Stonewashed Slicer Shark Clip Point Blade Reversible Deep Carry Clip SC AUS10A GRN Black Handle (BLACK SLICER SHARK)**Demko Knives**$85.80**4.8★24 rev](https://www.amazon.com/dp/B0DMFWN5Z8) [2**Demko Knives DEMKO AD20.5 S35VN AD 20.5 Shark Lock Andrew CPM-S35VN (G10 Natural / S35VN / Clip Point)**Demko Knives**$202.82**4.4★7 rev](https://www.amazon.com/dp/B0CGKP68VT) [3**Demko Knives AD20.5 Shark Lock Folding Knife D2 Blade AD 20.5 Handle Flipper EDC Fidget Folder (Carbon/Stonewash/Shark Foot)**Demko Knives**$120.12**4.8★10 rev](https://www.amazon.com/dp/B0CH94LPYB) [4**Demko AD 20.5 Shark-Lock Black DEMAD205F15**Demko**$135.55**4.6★5 rev](https://www.amazon.com/dp/B0BZ3Z4S8F) [5**Demko Knives AD 20.5 Shark Cub 20CV Shark Lock Folding Knife 2.75 Blade DEMKO AD20.5 (Aluminum Black Clip Point)**Demko Knives**$212.16**5.0★2 rev](https://www.amazon.com/dp/B0CMQ79YLK)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Demko Knives Nano Shark Pocket Knife 2 Shark Foot AUS-10 Satin Blade Glass Reinforced Nylon (GRN) Handle Gray**Demko Knives**$103.14**2 rev4mo ago](https://www.amazon.com/dp/B0GNJZXQTL) [**CJRB Bolt Folding Pocket Knife 3.25 AR-RPM9 Steel Blade G10 Handle EDC Knife with Recoil Lock Pocket Clip for Men Women Camping Survival Hiking Blue (J1960)**CJRB CUTLERY**$48.45**369 rev1y ago](https://www.amazon.com/dp/B0F8HQ1Q43) [**Flytanium Arcade Lite Folding Pocket Knife EDC Knife with Demko Shark-Lock Customizable Folding Knife (Smoke Black - Stonewash)**Flytanium**$93.19**35 rev1y ago](https://www.amazon.com/dp/B0F7ZF9V5P) [**Flytanium Arcade Lite Folding Pocket Knife EDC Knife with Demko Shark-Lock Customizable Folding Knife (Ocean Blue - Black DLC)**Flytanium**$96.05**35 rev1y ago](https://www.amazon.com/dp/B0F7Z8WDC6) [**Vosteed Porcupine - EDC Pocket Knife 2.99 14C28N Steel Rose Gold Blade Top Liner Lock Micarta Handle - Lightweight Folding knives with Clip for Men & Women Camping Outdoor-A2602**Vosteed**$66.02**453 rev1y ago](https://www.amazon.com/dp/B0DQ4LXVY7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Demko AD 20.5 Shark-Lock Black DEMAD205F15**Demko**$135.55**4.6★**▲ 212%**](https://www.amazon.com/dp/B0BZ3Z4S8F) [**Demko Knives Nano Shark Pocket Knife 2 Shark Foot AUS-10 Satin Blade Glass Reinforced Nylon (GRN) Handle Gray**Demko Knives**$103.14**4.0★**▲ 188%**](https://www.amazon.com/dp/B0GNJZXQTL) [**Demko Knives AD 20.5 Shark Cub 20CV Shark Lock Folding Knife 2.75 Blade DEMKO AD20.5 (Aluminum Black Clip Point)**Demko Knives**$212.16**5.0★**▲ 153%**](https://www.amazon.com/dp/B0CMQ79YLK) [**Demko Knives DEMKO AD20.5 S35VN AD 20.5 Shark Lock Andrew CPM-S35VN (G10 Black / S35VN / Shark Foot)**Demko Knives**$204.51**4.9★**▲ 139%**](https://www.amazon.com/dp/B0CGKK5X4L) [**Demko Knives AD 20.5 Shark Lock Folding Knife DEMKO AD20.5 S35VN (Carbon Fiber / S35VN / Shark Foot)**Demko Knives**$207.82**4.5★**▲ 127%**](https://www.amazon.com/dp/B0CM51NSS9)
**~~View all trending →~~**
## **What buyers say about demko knives**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**18%
*“For under $50 it is a very good value knife”*
**Sharpness**17%
*“It excels in slicing due to the thin blade”*
**Quality-Overall**16%
*“Really nice quality knife”*
**Color**8%
*“Colors are great”*
**Shape/Style**6%
*“Blade shape”*
**Weight Light**6%
*“Excellent lightweight EDC knife”*
**Durability**4%
*“well made and durable”*
**Thickness**4%
*“Second one, I enjoy these would love a thicker bigger option for the home”*
**Grip**3%
*“The handles are durable”*
**Soft Feel**3%
*“It grew on me and I like it, super smooth”*
### **What buyers complain about **
**Quality-Overall**23%
*“Terrible knife, save your money”*
**Size-Overall**9%
*“Overall smaller”*
**Sharpness**9%
*“To start the blade is very dull”*
**Stiffness**6%
*“unlike the first one this bolt is stiff”*
**Value For Money**6%
*“140$ is absurd when U. S made 20.5 is 224$ on here”*
**Color**5%
*“NOT Rose Gold - Mud Brown”*
**Ease Of Use**3%
*“It does not open as freely”*
**Functionality-Overall**3%
*“not as well functioning”*
**Flexibility**2%
*“the tension is too strong”*
### **Top return reasons **
**Size-Overall**13%
**Sharpness**9%
**Quality-Overall**9%
**Ease Of Use**9%
**Advertised Vs Actual Product**9%
**Value For Money**8%
**Color**6%
**Functionality-Overall**6%
**Handle Quality**4%
**Comfort-Overall**4%
## **Common questions**
- **Is demko knives profitable to sell on Amazon United States?**
- The niche generates $40K/yr across 23 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -2.0%. Flapen's verdict: Skip it (26/100).
- **How competitive is the demko knives niche?**
- 6 brands and 27 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 99% of demand.
- **What do buyers complain about in demko knives?**
- Top complaints mined from reviews: Quality-Overall, Size-Overall, Sharpness. The return rate is 6.0% — above our launch gate.
- **When does demand for demko knives peak?**
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- **What does it cost to enter the demko knives niche?**
- Listings span $48.45–$298.01; the average listing price is $149.26 (sweet spot $15–$100). The average incumbent carries 45 reviews — the moat a new listing must climb.
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