---
title: "Weber 400 Series Grill Cover — $35K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/weber-400-series-grill-cover"
last_updated: "2026-08-09T11:18:38.765Z"
locale: en
meta:
description: "Niche score 45/100 · $35K/yr market · 8K searches/yr · $43.95 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · $35K/yr market · 8K searches/yr · $43.95 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Weber 400 Series Grill Cover — $35K/yr Amazon US Niche (2026) - Flapen"
---
# **weber 400 series grill cover**
**Skip it**
A concentrated shelf (top 5 take 93% of clicks) — this niche doesn't clear our bar today.
Market size 9Growth 82Conversion 88Competition 6Returns 76Price range 95Avg price 95Brand share 12Review moat 22Quality gap 24
**Avg price**
**Incredible****$43.95**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$32.11–$99.21**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****10.2%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Great****+78.2%**
90-day search growth — must beat 0% to launch
**Returns**
**Great****1.9%**
return rate — above 5% kills the launch gate
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****9,485.38**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Bad****95%**
top-5 brand share — brand-locked demand
**Market size**
**Bad****$35K**
$35K/yr · 8K searches
**Competition**
**Bad****93%**
top-5 click share — a locked-up shelf
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, weber 400 series grill cover is a $35K/yr Amazon United States market (8K searches/yr). The top 5 brands hold 95% of demand. Verdict: Skip it — 45/100.
Data updated Jul 23, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **weber 400 series grill cover market data**
- **Units sold / yr**
- **750–1K**
- avg 0–100/product
- **Revenue / yr**
- **$33K–$44K**
- units × avg price
- **Conversion rate**
- **10.2%**
- **Avg BSR**
- **#73**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **50 months**
- **Avg seller age**
- **197 days**
## **Competition & brand share**
The top 5 products capture 93% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **—flat
**Sellers**
**15**
**Top-5 brand share**
**95%**
Top 20: 100%
**Top-5 click share**
**93%**
Top 20: 100%
**Open market**
**2%**
- Weber47% - Unicook38% - Grillman4% - M COMNOVA OUTDOORS4% - Cover Geny3% - QuliMetal2% - Open — no brand owns it (1 brand, 2%)
## **Demand**
Weekly Amazon search volume, last 13 weeks — +78.2% search growth over the last 90 days.
300200Spike '26Apr '26May '26May '26Jun '26Jun '26Jul '26Jul '26
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/weber-400-series-grill-cover/trend)
## **Top weber 400 series grill cover search terms**
- **weber genesis 4 burner grill cover**3K/yr+68.4%10.5% conv. - **weber genesis 400 series grill cover**2K/yr+128.6%13.3% conv. - **weber 400 series grill cover**2K/yr+52.0%11.0% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/weber-400-series-grill-cover/search-terms)
## **Top weber 400 series grill cover 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%15%$5K30%$11K45%$16K60%$21K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 8 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Weber Premium Outdoor Grill Cover WaterResistant Durable Black Grill Cover Designed for Genesis 400 Series 4Burner Gas Grills with Secure Fastening Straps - Grill Accessories**Weber**$99.21**4.6★421 rev](https://www.amazon.com/dp/B096T1KMX4) [2**Unicook 65 Inch Grill Cover for Weber Genesis II 400 Series 4 Burner BBQ Cover for Outdoor Grill Heavy Duty Waterproof Fade Resistant Compared to Weber 7131**Unicook**$32.11**4.7★10,669 rev](https://www.amazon.com/dp/B0CGR3C37L) [3**Unicook Grill Cover Compatible with Weber Genesis 400 Series Heavy Duty Waterproof Outdoor BBQ Cover Fade Resistant Barbecue Protector Compared to Weber 7758 Fits Grills up to 69 Inches Wide**Unicook**$34.52**4.7★10,669 rev](https://www.amazon.com/dp/B0DQD5YHPC) [4**Grillman Grill Cover BBQ Outdoor Grill Covers Charcoal Gas Grills Waterproof Rip-Proof Weather-Resistant Anti-UV Barbecue Cover for Weber Genesis Charbroil Nexgrill etc (Black 58 Inch)**Grillman**$33.33**4.4★47,806 rev](https://www.amazon.com/dp/B0765BJV74) [5**Comnova Grill Cover 65 Inch - 7131 BBQ Cover for Weber Genesis 400 Series and 4 Burner Gas Grill 600D Heavy Duty & Waterproof for E435 E410 E440 (Not Fit 2022 E-435)**M COMNOVA OUTDOORS**$37.33**4.6★5,308 rev](https://www.amazon.com/dp/B09YKRZ7FK)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Outdoor Waterproof Grill Cover Fits Weber Genesis 4 Burners 400 Series: E-415 S-415 Summit 400 Series : E-420 E-470 S-420 S-470 Heavy Duty BBQ Cover 67**Cover Geny**$37.42**310 rev6mo ago](https://www.amazon.com/dp/B0GHYN637T) [**65 Inch Grill Cover 7131 BBQ Cover for Weber Genesis 400 Series and 4 Burner Gas Grill 600D Heavy Duty & Waterproof Cover for Weber Genesis E435 E410 E440 (Not Fit 2022 E-435)**QuliMetal**$36.12**100 rev6mo ago](https://www.amazon.com/dp/B0GDXGR6QN) [**Unicook Grill Cover Compatible with Weber Genesis 400 Series Heavy Duty Waterproof Outdoor BBQ Cover Fade Resistant Barbecue Protector Compared to Weber 7758 Fits Grills up to 69 Inches Wide**Unicook**$34.52**10,669 rev1y ago](https://www.amazon.com/dp/B0DQD5YHPC) [**70 Inch Premium Grill Cover for Weber Genesis 400 Series 4 Burner Grills**Generic**$41.56**600 rev1y ago](https://www.amazon.com/dp/B0DPLR6QYW) [**Unicook 65 Inch Grill Cover for Weber Genesis II 400 Series 4 Burner BBQ Cover for Outdoor Grill Heavy Duty Waterproof Fade Resistant Compared to Weber 7131**Unicook**$32.11**10,669 rev2y ago](https://www.amazon.com/dp/B0CGR3C37L)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Outdoor Waterproof Grill Cover Fits Weber Genesis 4 Burners 400 Series: E-415 S-415 Summit 400 Series : E-420 E-470 S-420 S-470 Heavy Duty BBQ Cover 67**Cover Geny**$37.42**4.7★**▲ 67%**](https://www.amazon.com/dp/B0GHYN637T) [**65 Inch Grill Cover 7131 BBQ Cover for Weber Genesis 400 Series and 4 Burner Gas Grill 600D Heavy Duty & Waterproof Cover for Weber Genesis E435 E410 E440 (Not Fit 2022 E-435)**QuliMetal**$36.12**4.7★**▲ 66%**](https://www.amazon.com/dp/B0GDXGR6QN) [**Grillman Grill Cover BBQ Outdoor Grill Covers Charcoal Gas Grills Waterproof Rip-Proof Weather-Resistant Anti-UV Barbecue Cover for Weber Genesis Charbroil Nexgrill etc (Black 58 Inch)**Grillman**$33.33**4.4★**▲ 22%**](https://www.amazon.com/dp/B0765BJV74) [**Weber Premium Outdoor Grill Cover WaterResistant Durable Black Grill Cover Designed for Genesis 400 Series 4Burner Gas Grills with Secure Fastening Straps - Grill Accessories**Weber**$99.21**4.6★**▲ 18%**](https://www.amazon.com/dp/B096T1KMX4) [**Unicook Grill Cover Compatible with Weber Genesis 400 Series Heavy Duty Waterproof Outdoor BBQ Cover Fade Resistant Barbecue Protector Compared to Weber 7758 Fits Grills up to 69 Inches Wide**Unicook**$34.52**4.7★**— 0%**](https://www.amazon.com/dp/B0DQD5YHPC)
**~~View all trending →~~**
## **What buyers say about weber 400 series grill cover**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Grilling**24%
*“Great grill”*
**Size-Overall**23%
*“Fit perfectly”*
**Quality-Overall**17%
*“Good Quality”*
**Value For Money**7%
*“The price is attractive”*
**Durability**5%
*“Good durability”*
**Material Quality**4%
*“Material is great”*
**Weight Light**1%
*“Its a good option if you need something lightweight and affordable,”*
**Strength**1%
*“It is strong”*
**Assembly/Installation**1%
*“Simple install and removal”*
**Ease Of Use**1%
*“Easy to put on and take off”*
### **What buyers complain about **
**Durability**34%
*“Will not last”*
**Grilling**16%
*“Cheap grill cover”*
**Quality-Overall**8%
*“This grill cover is very cheaply made”*
**Thickness**5%
*“was thinner than I had expected”*
**Color**5%
*“Within 2 weeks it was a grey color”*
**Material Quality**5%
*“Cheap materials”*
**Rusts/Corrodes**3%
*“Faded and ripped in one year of light use”*
**Size-Overall**2%
*“Does not fit well”*
**Value For Money**2%
*“For the cost and product performance, the value isnt there”*
**Strength**2%
*“the material can get almost brittle over time”*
### **Top return reasons **
**Grilling**53%
**Size-Overall**36%
**Value For Money**3%
**Material Quality**2%
**Thin**1%
**Quality-Overall**1%
**Stitch/Finish/Polish**1%
**Advertised Vs Actual Product**1%
**Product Condition**1%
**Weight Heavy**0%
## **Common questions**
- **Is weber 400 series grill cover profitable to sell on Amazon United States?**
- The niche generates $35K/yr across 8 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is +78.2%. Flapen's verdict: Skip it (45/100).
- **How competitive is the weber 400 series grill cover niche?**
- 7 brands and 15 sellers compete. The top 5 products take 93% of clicks and top 5 brands hold 95% of demand.
- **What do buyers complain about in weber 400 series grill cover?**
- Top complaints mined from reviews: Durability, Grilling, Quality-Overall. The return rate is 1.9%.
- **What does it cost to enter the weber 400 series grill cover niche?**
- Listings span $32.11–$99.21; the average listing price is $43.95 (sweet spot $15–$100). The average incumbent carries 9,485 reviews — the moat a new listing must climb.
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