air tank
Worth a lookShows a thin review moat (346 avg reviews), but weak search conversion (1.4%) keeps it on the watch list.
Review moat
Great346.09avg incumbent reviews — the moat a new listing must climb
Avg price
Great$88.51avg listing price — sweet spot $15–$100
Brand share
Great58%top-5 brand share — no brand owns this niche
Market size
Good$550K$550K/yr · 438K searches
Competition
Good48%top-5 click share — leaders hold, buyers still browse
Returns
Good2.5%return rate — above 5% kills the launch gate
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Price range
Okay$16.93–$199.16cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Bad-2.7%90-day search growth — must beat 0% to launch
Conversion
Bad1.4%search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United States niche tracking, air tank is a $550K/yr Amazon United States market (438K searches/yr). The top 5 brands hold 58% of demand. Verdict: Worth a look — 54/100.
Data updated Jul 8, 2026 · scored weekly · How we score niches
air tank market data
- Units sold / yr
- 6K–8K
- avg 100–250/product
- Revenue / yr
- $531K–$708K
- units × avg price
- Conversion rate
- 1.4%
- Avg BSR
- #4,143
- Page quality
- 0%
- Prime
- 91%
- Sponsored
- 74%
- Out of stock
- 2.8%
- Avg brand age
- 52 months
- Avg seller age
- 175 days
Competition & brand share
The top 5 products take 48% of clicks — established leaders, but buyers still shop beyond them.Brands
22 falling
Sellers
141
Top-5 brand share
58%
Top 20: 99%
Top-5 click share
48%
Top 20: 83%
Open market
37%
- MaxWorks22%
- Performance Tool16%
- ZHSYMX8%
- Metabo HPT6%
- EVIL ENERGY6%
- California Air Tools5%
Demand & seasonality
Weekly Amazon search volume, last 75 weeks — -2.7% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.3×
Top air tank search terms
- air tank152K/yr
- portable air tank69K/yr
- air tanks portable44K/yr
- air compressor tank41K/yr
- compressed air tank19K/yr
- small air tank16K/yr
- air tanks13K/yr
- replacement air compressor tank7K/yr
- air compressor tanks only9K/yr
- 10 gallon air tank8K/yr
Top air tank 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
MaxWorks 51010 Portable 5 Gallon Air Tank with Pressure Gauge and Safety Valve Lightweight Durable Construction with 40 Inch Hose for Easy Tool Connections 140 PSI Max
MaxWorks$46.834.2★149 rev
Performance Tool W10005 Hi-viz 5-Gallon Horizontal Portable Air Tank With Tire Air Chuck Yellow
Performance Tool$43.414.5★1,483 rev
Metabo HPT Reserve Air Tank High Capacity 10 Gallon Air Tank ASME Certified 5 Quick Connect Couplers Industrial Pressure Gauges Angled Steel Legs for Stability UA3810AB
Metabo HPT$184.324.7★364 rev
Performance Tool W10011 Hi-viz 11-Gallon Horizontal Portable Air Tank With Tire Air Chuck Yellow
Performance Tool$84.254.4★287 rev
STEALTH Air Tank High-Pressure 10-gallon Air Tank with Maximum 225PSI Pressure 5 Quick Connect Couplers Rubber Reinforced Handle Design (Blue SAA-110T)
Stealth$166.264.4★185 rev
Newest
by launch date
Portable 5 Gallon Air Tank with Pressure Gauge and Safety Valve Lightweight Durable Horizontal Air Compressor Tank with 47 Inch Hose for Easy Tool Connections 125 PSI Max
Generic$29.320 rev
EVIL ENERGY 1 Gallon Air Tank Kit 5 Ports 1/4 NPT 150PSI Rated for Truck Car Air Horn Inflating Tires Suspension Systems Air Ride Tires Train Horn DIY Pneumatic Tools
EVIL ENERGY$57.2314 rev
EVIL ENERGY Air Tank 4 Gallon Kit 7 Ports 1/4 NPT 200PSI Rated for Truck DIY Pneumatic Tools Car Inflating Tires Air Horn Suspension Systems Air Ride Tires Train Horn
EVIL ENERGY$115.7211 rev
EVIL ENERGY 2.5 Gallon Air Tank Kit 6 Ports 1/4 NPT 200PSI Rated for Truck Car Air Horn Inflating Tires Suspension Systems Air Ride Tires Train Horn DIY Pneumatic Tools
EVIL ENERGY$97.9311 rev
ZHSYMX 5 Gallon (18 Liter) 6 Ports Compressed air Storage Tank air Ride Receiver Tank for Air Ride Suspension Car Train Truck Horn Silver
ZHSYMX$90.6452 rev
Trending
90-day click momentumPortable 5 Gallon Air Tank with Pressure Gauge and Safety Valve Lightweight Durable Horizontal Air Compressor Tank with 47 Inch Hose for Easy Tool Connections 125 PSI Max
Generic$29.320.0★
VIAIR 91050 5 Gallon 4-Port Air Reservoir Tank with 1/4 NPT Silver
VIAIR$125.444.6★
EVIL ENERGY Air Tank 4 Gallon Kit 7 Ports 1/4 NPT 200PSI Rated for Truck DIY Pneumatic Tools Car Inflating Tires Air Horn Suspension Systems Air Ride Tires Train Horn
EVIL ENERGY$115.724.3★
Performance Tool W10011 Hi-viz 11-Gallon Horizontal Portable Air Tank With Tire Air Chuck Yellow
Performance Tool$84.254.4★
EVIL ENERGY 2.5 Gallon Air Tank Kit 6 Ports 1/4 NPT 200PSI Rated for Truck Car Air Horn Inflating Tires Suspension Systems Air Ride Tires Train Horn DIY Pneumatic Tools
EVIL ENERGY$97.934.7★
What buyers say about air tank
What buyers praise and complain about, mined from review topics.What buyers love
“The build quality is impressive”
“Can't beat the price”
“Very handy”
“As advertised”
“does the job well”
“The compressor work great”
“Portable”
“Easy to read, select desired pressure and accurate”
“Extremely lightweight and looks impressive”
“This is truly a uniquely designed product”
What buyers complain about
“Need more time to assess quality”
“Low pressure”
“Does not hold a charge”
“the unit overheats if it runs for more than just a few minutes”
“Broken on first use”
“Does not work as specified”
“Battery went dead”
“making them impossible to stop from leaking”
“Small”
“Looked used”
Top return reasons
Common questions
- Is air tank profitable to sell on Amazon United States?
- The niche generates $550K/yr across 34 tracked products. 0 of 6 products launched in the last 360 days are still selling. 90-day search growth is -2.7%. Flapen's verdict: Worth a look (54/100).
- How competitive is the air tank niche?
- 22 brands and 141 sellers compete. The top 5 products take 48% of clicks and top 5 brands hold 58% of demand.
- What do buyers complain about in air tank?
- Top complaints mined from reviews: Quality-Overall, Pressure, Charging. The return rate is 2.5%.
- When does demand for air tank peak?
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- What does it cost to enter the air tank niche?
- Listings span $16.93–$199.16; the average listing price is $88.51 (sweet spot $15–$100). The average incumbent carries 346 reviews — the moat a new listing must climb.