---
title: "Mercury Oil — $200K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/mercury-oil"
last_updated: "2026-08-10T14:43:59.892Z"
locale: en
meta:
description: "Niche score 52/100 · $200K/yr market. Brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 52/100 · $200K/yr market. Brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Mercury Oil — $200K/yr Amazon US Niche (2026) - Flapen"
---
# **mercury oil**
**Worth a look**
Shows low returns (0.4%), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.
Market size 39Growth 72Conversion 78Competition 34Returns 98Price range 43Avg price 89Brand share 0Review moat 66Quality gap 25
**Returns**
**Incredible****0.4%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$60.82**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****7.8%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Good****+55.7%**
90-day search growth — must beat 0% to launch
**Review moat**
**Good****849.31**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Okay****$14.61–$213.08**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Okay****$200K**
$200K/yr · 42K searches
**Competition**
**Okay****65%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**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, mercury oil is a $200K/yr Amazon United States market (42K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jul–Aug–Sep–Oct. Verdict: Worth a look — 52/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **mercury oil market data**
- **Units sold / yr**
- **4K–5K**
- avg 250–500/product
- **Revenue / yr**
- **$243K–$304K**
- units × avg price
- **Conversion rate**
- **7.8%**
- **Avg BSR**
- **#1,398**
- **Page quality**
- **0%**
- **Prime**
- **69%**
- **Sponsored**
- **88%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **53 months**
- **Avg seller age**
- **149 days**
## **Competition & brand share**
The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**3 **—flat
**Sellers**
**44**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**65%**
Top 20: 100%
**Open market**
**0%**
- MERCURY50% - Quicksilver44% - Mercury Marine6%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +55.7% search growth over the last 90 days.
2K2KSpike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul, Aug, Sep, Oct · busiest ÷ quietest = 7.0×
[**Open Trend **](https://flapen.com/research/us/automotive/mercury-oil/trend)
## **Top mercury oil search terms**
- **mercury 25w-40 marine engine oil**13K/yr+152.6%9.2% conv. - **mercury 60 hp 4 stroke oil change kit**6K/yr+4.6%8.1% conv. - **mercury 60hp service kit**5K/yr+48.3%3.6% conv. - **mercury oil**6K/yr+33.0%4.4% conv. - **mercury 60hp oil change kit**4K/yr+27.1%7.8% conv. - **mercury 50hp oil change kit**3K/yr+21.3%8.9% conv. - **mercury 4 stroke oil**4K/yr+36.8%6.0% conv. - **60hp mercury oil change kit**3K/yr-7.3%7.2% conv. [**All search terms **](https://flapen.com/research/us/automotive/mercury-oil/search-terms)
## **Top mercury oil 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%$20K20%$40K30%$60K40%$80K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 16 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Quicksilver 25W-40 Oil Change Kit for 4-Stroke 40hp 50hp and 60hp Mercury Outboards**Quicksilver**$52.70**4.8★2,028 rev](https://www.amazon.com/dp/B00MIPCT4A) [2**Mercury 8M0081916 25W-40 4-Stroke Outboard Oil Change Kit for Mercury 40/50/60hp EFI Outboards**MERCURY**$59.14**4.8★1,583 rev](https://www.amazon.com/dp/B00J903Q6M) [3**Mercury 25W-40 4-Stroke Synthetic Blend Marine Engine Oil 1 Gallon - 8M0078630**MERCURY**$50.75**4.8★708 rev](https://www.amazon.com/dp/B00HURQ0IW) [4**Quicksilver 25W-40 4-Stroke Marine Engine Oil 1 Gallon**Quicksilver**$34.75**4.8★2,731 rev](https://www.amazon.com/dp/B00N6DF8SW) [5**Mercury Marine 8M0232733 Maintenance Kit 100 hr for 40/50/60 HP EFI**Mercury Marine**$64.51**3.4★3 rev](https://www.amazon.com/dp/B0FBB2X2K5)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Mercury Marine 8M0232733 Maintenance Kit 100 hr for 40/50/60 HP EFI**Mercury Marine**$64.51**3 rev1y ago](https://www.amazon.com/dp/B0FBB2X2K5) [**Mercury 8M0090558 40-60hp FourStroke EFI 100 Hour Maintenance Kit**MERCURY**$93.89**65 rev11y ago](https://www.amazon.com/dp/B00V8Q8W14) [**Mercury 8M0090559 40-60hp FourStroke EFI Command Thrust 300 Hour Maintenance Kit**MERCURY**$213.08**20 rev11y ago](https://www.amazon.com/dp/B00V8YIPLS) [**Quicksilver 25W-40 Oil Change Kit for 4-Stroke 40hp 50hp and 60hp Mercury Outboards**Quicksilver**$52.70**2,028 rev11y ago](https://www.amazon.com/dp/B00MIPCT4A) [**Mercury 25W-40 4-Stroke Marine Engine Oil 1 Quart - 8M0078627**MERCURY**$19.62**156 rev12y ago](https://www.amazon.com/dp/B00K87NK70)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Quicksilver 25W-40 4-Stroke Synthetic Blend Marine Engine Oil 1 Quart**Quicksilver**$14.61**4.8★**▲ 87%**](https://www.amazon.com/dp/B00C508YTM) [**Mercury 8M0081917 25W-40 4-Stroke Outboard Oil Change Kit for Mercury 1.7L 75/90/115hp EFI Outboards**MERCURY**$91.97**4.2★**▲ 71%**](https://www.amazon.com/dp/B00J903R48) [**Quicksilver 25W-40 4-Stroke Synthetic Blend Marine Engine Oil 1 Gallon**Quicksilver**$49.51**4.8★**▲ 63%**](https://www.amazon.com/dp/B00FM9AVKI) [**OEM Mercury 4-Stroke FC-W SAE 25W-40 Synthetic Blend Engine Oil Case of 6 Quarts**MERCURY**$90.18**4.7★**▲ 54%**](https://www.amazon.com/dp/B00K8AX3RO) [**Mercury Marine 8M0232733 Maintenance Kit 100 hr for 40/50/60 HP EFI**Mercury Marine**$64.51**3.4★**▲ 48%**](https://www.amazon.com/dp/B0FBB2X2K5)
**~~View all trending →~~**
## **What buyers say about mercury oil**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Advertised Vs Actual Product**41%
*“As advertised”*
**Quality-Overall**26%
*“Quality product”*
**Ease Of Use**9%
*“Convenient kit, everything you need is included”*
**Value For Money**9%
*“Good for the money”*
**Lubrication**6%
*“Great for changing oil in my Mercury motor”*
**Leak-Proof**6%
*“no oil drips into the engine compartment”*
**Efficiency**3%
*“the job goes pretty smoothly”*
### **What buyers complain about **
**Size-Overall**33%
*“The included oil filter does not fit”*
**Filtration**33%
*“is not the correct filter”*
**Advertised Vs Actual Product**33%
*“This product should not be sold as it is presented”*
### **Top return reasons **
**Compatibility-Overall**17%
**Advertised Vs Actual Product**17%
**Value For Money**16%
**Leak-Proof**16%
**Size-Overall**11%
**Filtration**3%
**Functionality-Overall**3%
**Motor Issues**3%
**Defective Material/Parts**3%
**Weight Heavy**2%
## **Common questions**
- **Is mercury oil profitable to sell on Amazon United States?**
- The niche generates $200K/yr across 16 tracked products. 90-day search growth is +55.7%. Flapen's verdict: Worth a look (52/100).
- **How competitive is the mercury oil niche?**
- 3 brands and 44 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in mercury oil?**
- Top complaints mined from reviews: Size-Overall, Filtration, Advertised Vs Actual Product. The return rate is 0.4%.
- **When does demand for mercury oil peak?**
- Demand peaks in Jul–Aug–Sep–Oct; the busiest month runs 7.0× the quietest.
- **What does it cost to enter the mercury oil niche?**
- Listings span $14.61–$213.08; the average listing price is $60.82 (sweet spot $15–$100). The average incumbent carries 849 reviews — the moat a new listing must climb.
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