Aquarium Filter Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Aquarium Filter sales on Amazon US totaled 68,000 units in July 2026 (▲ 2.7% vs. the prior month), generating an estimated $1,199,693 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 47.1% of unit volume and 34.5% of revenue, while a typical listing is priced at $20.96. The keyword itself pulled 42,884 Amazon queries over the same period (▲ 9.2% MoM).
Zooming out to the 12-month window ending July 2026, the aquarium filter Top 50 moved 744,800 units and $12,406,397 in cumulative sales — an average of 62,067 units and $1,033,866 per month. Monthly throughput topped out at 69,400 units in October 2025 and dipped to 37,000 in May 2026, leaving the latest reading 1.3% lower than August 2025.
Aquarium Filter Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
68K
▲ 2.7% MoM
Monthly Revenue 2026/07
$1.2M
▲ 1.3% MoM
Top 10 Market Share 2026/07
47.1%
Aquarium Filter Market Share & Sales Concentration on Amazon US — July 2026
The most-sold aquarium filter listing on Amazon US in July 2026 is ASIN B0006JM09E (Brand: Tetra), which sold 6,000 units at $6.47 apiece — equal to 8.8% of every unit tracked in this report and 20% ahead of the No. 2 listing.
The Top 10 ASINs account for 32,000 units and $413,340 in July 2026 — 47.1% of unit volume and 34.5% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Aquarium Filter' on Amazon
July 2026
Is 47.1% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B0006JM09E
Tetra Whisper Bio-Bag Medium Filter Cartridges for Aquariums, 3 Count | Ready to Use, Fits Tetra Whisper Fish Tank Filters 5-10 Gal, PF-10, IQ 10, Replace Monthly
6K
▲ 0.0%vs. prior month
$38.8K
latest month
12-month trend
B001DCZUO0
Tetra Whisper Bio-Bag Large Filter Cartridges for Aquariums, 12 Count | Unassembled, Fits Tetra Whisper Fish Tank Filters 10-30 Gal, 20-40 Gal, PF-20, 30, 40, 60, IQ 20, 30, 45, 60, Replace Monthly
5K
▲ 0.0%vs. prior month
$72.8K
latest month
12-month trend
B0002DHYF4
Tetra Whisper 85 GPH Internal Power Filter For Aquariums | For Fish Tanks Up To 10 Gallons, Whisper Quiet, Space-Saving Internal Filter Clips on Tank
3K
▲ 0.0%vs. prior month
$47.9K
latest month
12-month trend
B0006JM09O
Tetra Whisper Bio-Bag Large Filter Cartridges for Aquariums, 3 Count | Ready to Use, Fits Tetra Whisper Fish Tank Filter 10-30 Gal, 20-40 Gal, PF-20, 30, 40, 60, IQ 20, 30, 45, 60, Replace Monthly
3K
▲ 200.0%vs. prior month
$19.4K
latest month
12-month trend
B01NC2P7BM
Tetra Whisper IQ 130 GPH Power Filter for Aquariums | For Fish Tanks Up To 20 Gallons, Whisper Quiet, Freshwater Or Marine Fish, Stay Clean Technology For Healthy pH Levels
3K
▲ 0.0%vs. prior month
$69.5K
latest month
12-month trend
B000256EKS
Marineland Penguin Bio-Wheel Replacement Filter Cartridges, Rite-Size C, 6 Count
3K
▲ 0.0%vs. prior month
$59.9K
latest month
12-month trend
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Best Aquarium Filter Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Tetra is the best-performing aquarium filter brand in July 2026, moving 22,000 units across 6 ASINs for 68.8% of Top 10 volume. Aqueon follows with 4,000 units (12.5%), ahead of MarineLand on 3,000 units (9.4%).
With 4 brands splitting the Top 10 and 90.6% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $12.14 to $19.97, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Tetra
6 ASINs in Top 10
68.8%
Units
22K
Revenue
$263.7K
Avg. price
$12.14
B0006JM09E
$6.47·★4.7·28.2K revsTetra Whisper Bio-Bag Medium Filter Cartridges for Aquariums, 3 Count | Ready to Use, Fits Tetra Whisper Fish Tank Filters 5-10 Gal, PF-10, IQ 10, Replace Monthly
Units sold6KB001DCZUO0
$14.57·★4.7·16.8K revsTetra Whisper Bio-Bag Large Filter Cartridges for Aquariums, 12 Count | Unassembled, Fits Tetra Whisper Fish Tank Filters 10-30 Gal, 20-40 Gal, PF-20, 30, 40, 60, IQ 20, 30, 45, 60, Replace Monthly
Units sold5KB0002DHYF4
$15.97·★4.2·22.5K revsTetra Whisper 85 GPH Internal Power Filter For Aquariums | For Fish Tanks Up To 10 Gallons, Whisper Quiet, Space-Saving Internal Filter Clips on Tank
Units sold3KB0006JM09O
$6.47·★4.7·13.3K revsTetra Whisper Bio-Bag Large Filter Cartridges for Aquariums, 3 Count | Ready to Use, Fits Tetra Whisper Fish Tank Filter 10-30 Gal, 20-40 Gal, PF-20, 30, 40, 60, IQ 20, 30, 45, 60, Replace Monthly
Units sold3KB01NC2P7BM
$23.17·★4.2·13.9K revsTetra Whisper IQ 130 GPH Power Filter for Aquariums | For Fish Tanks Up To 20 Gallons, Whisper Quiet, Freshwater Or Marine Fish, Stay Clean Technology For Healthy pH Levels
Units sold3KB000HHLKRI
$6.17·★4.7·12.1K revsTetra ReptoFilter Medium Filter Cartridges for Terrariums, 3 Count | For TetraFauna ReptoFilter 20 gal, Viquarium & Decorative ReptoFilter, Removea Debris, Waste & Odors, Replace Every 4 Weeks
Units sold2K
Aqueon
2 ASINs in Top 10
12.5%
Units
4K
Revenue
$53.8K
Avg. price
$13.44
B000YDUALM
$9.95·★4.8·17K revsAqueon Replacement Filter Cartridges Medium, Filter Cartridge, 3-Pack | Fish tank filter cartridge, dual-sided dense-floss with activated carbon, fits QuietFlow size 10 filters
Units sold2KB07HHJ2QB6
$16.93·★4.8·2K revsAqueon Filter Cartridge Small/6 Pk - Aquarium Filter Cartridge - 6 Count
Units sold2K
MarineLand
1 ASIN in Top 10
9.4%
Units
3K
Revenue
$59.9K
Avg. price
$19.97
B000256EKS
$19.97·★4.7·28.9K revsMarineland Penguin Bio-Wheel Replacement Filter Cartridges, Rite-Size C, 6 Count
Units sold3K
Trending Aquarium Filter Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, one ASIN forced its way in: B0006JM09O booked 3K units at $6.47, with ▲ 200.0% MoM change. On the growth side, B0002DHZKS leads positive momentum with ▲ 400.0% MoM growth on 1K units, with B001CHVKPY close behind at ▲ 100.0% MoM on 1K units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B0006JM09O
Tetra Whisper Bio-Bag Large Filter Cartridges for Aquariums, 3 Count | Ready to Use, Fits Tetra Whisper Fish Tank Filter 10-30 Gal, 20-40 Gal, PF-20, 30, 40, 60, IQ 20, 30, 45, 60, Replace Monthly
Price
$6.47
Rating
4.7
Reviews
13.3K
Latest month sales
B0002DHZKS
Tetra Whisper Bio-Bag Medium Filter Cartridges for Aquariums, 12 Count | Unassembled, Fits Tetra Whisper Fish Tank Filters 55-10 Gal, PF-10, IQ 10, Replace Monthly
Price
$14.57
Rating
4.7
Reviews
28.2K
Latest month sales
B001CHVKPY
Tetra Whisper EX 70 Filter For 45 To 70 Gallon aquariums, Silent Multi-Stage Filtration
Unlock to view ASIN details and product titles
Price
$64.48
Rating
4.1
Reviews
12.8K
Latest month sales
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