12g Co2 Cartridge
FailThe top 5 products take 93% of clicks, so 12g Co2 Cartridge is a Fail.
- Flapen Score
- 44 / 100Ranks 570 of 792 Sports & Outdoors niches · −6 vs the category median of 5044
- Market size
- £47K/yr39K searches / yr
- 90-day growth
- +8.7%search demand this quarter
- Competition
- 93%top-5 click share · 5 brands · 15 sellers
Flapen Score
12g Co2 Cartridge against its category
The dotted line is the Sports & Outdoors average. Past it, 12g Co2 Cartridge is stronger. Inside it, weaker.
Market
The 12g Co2 Cartridge market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for 12g Co2 Cartridge 39K times last year and spent an estimated £47K. The top 5 brands take 85% of clicks. Flapen scores it 44 out of 100, a Fail.
01 · Demand
An estimated 9.3% of those searches ended in a purchase.
Shoppers searched for this 39K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 9.3% of those searches ended in a purchase. Searches in the last 90 days moved +8.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated £47K a year.
- Searches, last 12 months
- 39K
- Growth, 90 days vs prior 90
- +8.7%
- Conversion, latest week
- 9.3%
- Market size, estimated
- £47Ka year
- Top search term
- 12g co2 cartridge26K searches a year
02 · Price
A sale here is worth £12.80.
Listings sell for £12.80 on average, from £4.43 to £20.51. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 250 to 500 of them. At £12.80 that is £3K to £6K a year per listing.
- Average price
- £12.80under the $15 to $100 sweet spot
- Price range
- £4.43–£20.51
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 250–500
- Revenue per listing a year
- £3K–£6K
- Returns
- 0.2%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
29% of listings pay for placement with sponsored ads. 86% ship with Prime. On an average day, 14.6% of listings are out of stock. The average listing ranks #5 within Airsoft. It carries 799 reviews at 4.37 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 29%
- Prime listings
- 86%
- Out of stock, average day
- 14.6%
- Average rank
- #5in Airsoft
- Average rating
- 4.37 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 799per listing
- Listings tracked
- 7
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 73 months on average, so the names here are established.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 73 months
Products
Top 12g Co2 Cartridge products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 29, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Umarex 20 x 12g Co2 Gas Capsules Cartridge Air Rifle Pistol Gun Airgun 12 Gram CO2
- Price
- £11.46
- Rating
- 4.7/5
- Reviews
- 1,207
- Age
- 10y ago

BISLEY 12g CO2 Cartridges for Airsoft Guns Pack of 50 Non-Threaded Gas Canisters Steel CO2 Capsules for Airsoft BB Gun CO2-Powered Devices & Gear
- Price
- £17.72
- Rating
- 4.2/5
- Reviews
- 18
- Age
- 9mo ago

Umarex 12gram Airgun Co2 Cartridge 50 Pack - 12 gram Powerlets Bulbs Suits All Popular Co2 Pellet and BB Guns Inc. Crosman Gamo and Swith Wesson etc.
- Price
- £20.51
- Rating
- 4.8/5
- Reviews
- 765
- Age
- 10y ago

12 Gram CO2 Cartridge Non-Threaded (10pk) Airsoft Gas for CO2 Devices
- Price
- £8.40
- Rating
- 4.4/5
- Reviews
- 2,694
- Age
- 11y ago

ARSUK 12g CO2 Cartridges Pack of 10 Non-Threaded Gas Canisters Stainless Steel CO2 Capsules for Sporting Goods CO2-Powered Outdoor Devices & Gear
- Price
- £9.90
- Rating
- 4.6/5
- Reviews
- 878
- Age
- 16y ago
Trending
estimated 90-day click momentum
Lotsdonxia Tactical Pistol Holster Right & Left Hand Draw IWB/OWB Gun Holster for Concealed Carry Adjustable Waistband Holster for Full-Size Pistols (Black)
- Price
- £4.43
- Rating
- 4.2/5
- Reviews
- 6
- Age
- 1y ago

AOLS Refillable Cartridge 12 gram capacity for Airsoft
- Price
- £17.16
- Rating
- 3.7/5
- Reviews
- 23
- Age
- 5y ago

BISLEY 12g CO2 Cartridges for Airsoft Guns Pack of 50 Non-Threaded Gas Canisters Steel CO2 Capsules for Airsoft BB Gun CO2-Powered Devices & Gear
- Price
- £17.72
- Rating
- 4.2/5
- Reviews
- 18
- Age
- 9mo ago

12 Gram CO2 Cartridge Non-Threaded (10pk) Airsoft Gas for CO2 Devices
- Price
- £8.40
- Rating
- 4.4/5
- Reviews
- 2,694
- Age
- 11y ago

Umarex 20 x 12g Co2 Gas Capsules Cartridge Air Rifle Pistol Gun Airgun 12 Gram CO2
- Price
- £11.46
- Rating
- 4.7/5
- Reviews
- 1,207
- Age
- 10y ago
Newest
by launch date
BISLEY 12g CO2 Cartridges for Airsoft Guns Pack of 50 Non-Threaded Gas Canisters Steel CO2 Capsules for Airsoft BB Gun CO2-Powered Devices & Gear
- Price
- £17.72
- Rating
- 4.2/5
- Reviews
- 18
- Age
- 9mo ago

Lotsdonxia Tactical Pistol Holster Right & Left Hand Draw IWB/OWB Gun Holster for Concealed Carry Adjustable Waistband Holster for Full-Size Pistols (Black)
- Price
- £4.43
- Rating
- 4.2/5
- Reviews
- 6
- Age
- 1y ago

AOLS Refillable Cartridge 12 gram capacity for Airsoft
- Price
- £17.16
- Rating
- 3.7/5
- Reviews
- 23
- Age
- 5y ago

Umarex 20 x 12g Co2 Gas Capsules Cartridge Air Rifle Pistol Gun Airgun 12 Gram CO2
- Price
- £11.46
- Rating
- 4.7/5
- Reviews
- 1,207
- Age
- 10y ago

Umarex 12gram Airgun Co2 Cartridge 50 Pack - 12 gram Powerlets Bulbs Suits All Popular Co2 Pellet and BB Guns Inc. Crosman Gamo and Swith Wesson etc.
- Price
- £20.51
- Rating
- 4.8/5
- Reviews
- 765
- Age
- 10y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 93% of clicks. A locked shelf that new listings rarely crack.
Brands
5 flat
Sellers
15
Est. top-5 brand share
85%
Top 20: 85%
Est. top-5 click share
93%
Top 20: 100%
Open market
0%
- Umarex60%
- --15%
- ICO10%
- ARSUK8%
- Lotsdonxia4%
- AOLS3%
- Open — no brand owns it (0%)
Demand
12g Co2 Cartridge search demand
Weekly searches over the year. Pick a range.
Search terms
Top 12g Co2 Cartridge search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- 12g co2 cartridge26K/yr
- 12g co2 cartridge air pistol4K/yr
- co2 cartridge 12g4K/yr
- umarex co2 cartridge 12g4K/yr
Reviews and returns
What reviews say buyers love and hate about 12g Co2 Cartridge
We read the reviews and the return reasons for every product selling here.
“Leaks”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
13 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common 12g Co2 Cartridge questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









