---
title: "Sigma — $3.6M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/sigma"
last_updated: "2026-08-06T15:22:01.750Z"
locale: en
meta:
description: "Niche score 41/100 · $3.6M/yr market · 326K searches/yr · $507.72 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · $3.6M/yr market · 326K searches/yr · $507.72 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Sigma — $3.6M/yr Amazon US Niche (2026) - Flapen"
---
# **sigma**
**Skip it**
Pricing outside the sweet spot ($507.72 avg) — this niche doesn't clear our bar today.
Market size 96Growth 25Conversion 27Competition 38Returns 72Price range 5Avg price 0Brand share 7Review moat 62Quality gap 33
**Market size**
**Incredible****$3.6M**
$3.6M/yr · 326K searches
**Returns**
**Good****2.1%**
return rate — above 5% kills the launch gate
**Review moat**
**Good****1,000.86**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Okay****62%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Okay****2.2%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Okay****+0.1%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
**Price range**
**Bad****$14.81–$1565.53**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Bad****$507.72**
avg listing price — sweet spot $15–$100
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, sigma is a $3.6M/yr Amazon United States market (326K searches/yr). The top 5 brands hold 97% of demand. Verdict: Skip it — 41/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **sigma market data**
- **Units sold / yr**
- **6K–8K**
- avg 250–500/product
- **Revenue / yr**
- **$3.0M–$4.1M**
- units × avg price
- **Conversion rate**
- **2.2%**
- **Avg BSR**
- **#191**
- **Page quality**
- **0%**
- **Prime**
- **95%**
- **Sponsored**
- **90%**
- **Out of stock**
- **1.5%**
- **Avg brand age**
- **60 months**
- **Avg seller age**
- **162 days**
## **Competition & brand share**
The top 5 products take 62% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**7 **▲rising
**Sellers**
**120**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**62%**
Top 20: 99%
**Open market**
**1%**
- Sigma40% - Gorilla Mind28% - Sigma Beauty26% - Sony2% - Jocko Fuel2% - Tamron2% - Open — no brand owns it (1 brand, 1%)
## **Demand**
Weekly Amazon search volume, last 45 weeks — +0.1% search growth over the last 90 days.
25K15KHoliday '25Spike '26Sep '25Oct '25Dec '25Feb '26Mar '26May '26
[**Open Trend **](https://flapen.com/research/us/health-household/sigma/trend)
## **Top sigma search terms**
- **sigma**117K/yr-3.5%0.5% conv. - **sigma lens**46K/yr+3.5%0.0% conv. - **sigma beauty**32K/yr+11.0%1.5% conv. - **sigma e mount lens**18K/yr-6.5%0.1% conv. - **sigma lens for sony**14K/yr-10.1%0.1% conv. - **gorilla mind sigma**9K/yr+17.0%11.5% conv. - **sigma lenses**9K/yr+4.5%0.1% conv. - **sigma sony lens**6K/yr+110.1%0.1% conv. - **sigma eyeshadow primer**11K/yr-23.8%6.8% conv. - **sigma gorilla mind**6K/yr-7.0%17.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/sigma/search-terms)
## **Top sigma 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%$357K20%$714K30%$1.1M40%$1.4M1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 21 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Gorilla Mind Sigma Testosterone Booster - Made with Tongkat Ali and Fadogia Agrestis Extract to Support Higher Testosterone Level (120 Capsules)**Gorilla Mind**$45.75**4.5★492 rev](https://www.amazon.com/dp/B09XBZH15D) [2**Sigma Beauty Womens Spectrum Color-Correcting Duo Light to Medium One Size**Sigma Beauty**$25.73**4.2★351 rev](https://www.amazon.com/dp/B09RR1VB4B) [3**Sigma 17-40mm F1.8 DC | Art for Sony E Black**Sigma**$907.21**4.7★50 rev](https://www.amazon.com/dp/B0FDHK7T2K) [4**Sigma Beauty Eyeshadow Base Primer (Persuade - Light Pink Beige Matte) Professional Grade Eye Primer Crayon w/Sleek Retractable Tip for Long-Lasting Makeup & All-Day Color Payoff Prevents Creasing**Sigma Beauty**$26.75**4.2★1,021 rev](https://www.amazon.com/dp/B07B9J5W5V) [5**24-70mm F2.8 DGDN II for Sony E**Sigma**$1062.75**4.5★365 rev](https://www.amazon.com/dp/B0D49V35GV)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Sigma Beauty Vintage Radiance Highly Pigmented Eyeshadow Palette Colorful Eye Shadow Palette with Matte Shimmer & Metallic Shades Professional Eye Makeup Kit for Blending & Bold Looks**Sigma Beauty**$64.37**4 rev3mo ago](https://www.amazon.com/dp/B0FBRY82VG) [**Sigma 17-40mm F1.8 DC | Art for Sony E Black**Sigma**$907.21**50 rev1y ago](https://www.amazon.com/dp/B0FDHK7T2K) [**Sigma 24-70mm f/2.8 DG DN II Art Lens for Sony E Bundle with Backpack Multi Coated UV Lens Filter LensPen Cleaner Cap Tether and Cleaning Kit Sigma 4-Year Limited Warranty**Sigma**$1265.83**42 rev1y ago](https://www.amazon.com/dp/B0FD599Z9N) [**Sigma 24-70mm f2.8 DG DN II Art Lens Sony E Full Frame Format Six SLD Elements Rounded 11-Blade Godox Flash TT350S Mini 64GB Extreme PRO Memory Card & Waith Cleaning Cloth (Bundle Set)**Sigma**$1258.75**66 rev2y ago](https://www.amazon.com/dp/B0D59TSBS6) [**24-70mm F2.8 DGDN II for Sony E**Sigma**$1062.75**365 rev2y ago](https://www.amazon.com/dp/B0D49V35GV)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Sigma Beauty Vintage Radiance Highly Pigmented Eyeshadow Palette Colorful Eye Shadow Palette with Matte Shimmer & Metallic Shades Professional Eye Makeup Kit for Blending & Bold Looks**Sigma Beauty**$64.37**4.4★**▲ 340%**](https://www.amazon.com/dp/B0FBRY82VG) [**Sigma 24-70mm f/2.8 DG DN II Art Lens for Sony E Bundle with Backpack Multi Coated UV Lens Filter LensPen Cleaner Cap Tether and Cleaning Kit Sigma 4-Year Limited Warranty**Sigma**$1265.83**4.5★**▲ 231%**](https://www.amazon.com/dp/B0FD599Z9N) [**Sigma 17-40mm F1.8 DC | Art for Sony E Black**Sigma**$907.21**4.7★**▲ 110%**](https://www.amazon.com/dp/B0FDHK7T2K) [**Jocko Fuel Test Booster for Men - Natural Endurance Stamina & Strength Booster - Muscle Builder for Men with Ginger Root Shilajit & Tongkat Ali 120ct (30 Servings)**Jocko Fuel**$31.93**4.2★**▲ 100%**](https://www.amazon.com/dp/B0BT8HW334) [**Sigma 6053820 Pull Tile Cutter 2B3 26 Inches**sigma**$429.91**4.5★**▲ 69%**](https://www.amazon.com/dp/B00DG4NRSE)
**~~View all trending →~~**
## **What buyers say about sigma**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Lenses**30%
*“Absolutely love the lens”*
**Quality-Overall**10%
*“quality is top tier”*
**Value For Money**9%
*“Price is affordable”*
**Color**9%
*“Color is great”*
**Image/Picture Clarity**3%
*“The image quality is excellent”*
**Auto Focus**3%
*“fast autofocus”*
**Energy Level**2%
*“Better energy levels”*
**Zoom**2%
*“with great zoom”*
**Suitability Combination Skin**2%
*“the colors blend so nicely with my skin tone”*
**Ease Of Use**2%
*“goes on easily”*
### **What buyers complain about **
**Lenses**8%
*“Truly awful lens”*
**Value For Money**6%
*“Not worth the money”*
**Side Effects**5%
*“Gave me vertigo”*
**Auto Focus**5%
*“autofocus not the best”*
**Weight Heavy**5%
*“A bit front heavy”*
**Durability**4%
*“Doesnt last long at all”*
**Functionality-Overall**4%
*“the card that is included in this bundle doesn't work”*
**Smell**4%
*“The only way i noticed the garlic strong odor is when i have it on an empty stomach”*
**Zoom**2%
*“It lacks zoom”*
**Thickness**2%
*“a tiny bit more thicker”*
### **Top return reasons **
**Lenses**40%
**Value For Money**8%
**Image/Picture Clarity**6%
**Zoom**5%
**Auto Focus**5%
**Compatibility-Overall**5%
**Color**4%
**Advertised Vs Actual Product**4%
**Product Condition**4%
**Size-Overall**2%
## **Common questions**
- **Is sigma profitable to sell on Amazon United States?**
- The niche generates $3.6M/yr across 21 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +0.1%. Flapen's verdict: Skip it (41/100).
- **How competitive is the sigma niche?**
- 7 brands and 120 sellers compete. The top 5 products take 62% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in sigma?**
- Top complaints mined from reviews: Lenses, Value For Money, Side Effects. The return rate is 2.1%.
- **What does it cost to enter the sigma niche?**
- Listings span $14.81–$1565.53; the average listing price is $507.72 (sweet spot $15–$100). The average incumbent carries 1,001 reviews — the moat a new listing must climb.
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