Top 10 Best mini dive tank in 2026

Last Updated - 6/12/2026

🏆Best Choice

SMACO

SMACO Mini Scuba Tank 0.5L Portable Small Diving Tank for Underwater Breathing Reusable Diving Cylinder up to 10 Minutes Dive Time Lung Diving Tank Emergency Rescue Pony Bottle S300 A Black

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•WHAT YOU WILL GET: This package contains only a 0.5L scuba tank and an anti-lose rope. PLEASE NOTE: it doesn't include any filling tools (e.g., air pump, refill adapter). You must purchase a high-pressure pump separately to inflate it at home, or alternatively, have it filled at a professional dive shop.
•LATEST UPGRADE S300: The latest S300 pony bottle is equipped with an external explosion-proof device to improve safety performance. It also uses an upgraded breathing valve core to make breathing easier and smoother, bringing you a better user experience
•UP TO 10 MINS DIVE TIME: SMACO S300 0.5L scuba tank has can explore underwater for up to 10 minutes. At the same time, the scuba tank has three-layer filtration device, which effectively prevents the entry of dust and impurities, making the inhaled gas cleaner
•PLANE ALLOWED: After you disassemble the scuba tank, you can take it on the plane and go diving anywhere. Its maximum diving depth is 33 ft and it can be used as a backup air source for deep diving within 100 ft. Mini diving cylinder is suitable for underwater exploration, boat cleaning, emergency rescue, backup air source, etc
•FOUR WAYS TO INFLATE: Local Dive Shop. SMACO scuba tank meets DOT standards and can be filled at local Dive Shops. SMACO 8mm refill adapter. Connect to a standard scuba tank to refill your SMACO in 4 seconds. SMACO Air Compressor. It allows you to fill your 0.5L diving tank by yourself without any effort, in about 11 minutes. SMACO high pressure hand pump.It's the backup inflation method. You need supply the man-power in about 30 minutes

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$129.99

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HOUVAN

HOUVAN Mini Scuba Tank 0.5L Capacity Inflatable Diving Tank DOT Certified Up to 10 Minutes of Underwater Breathing Portable Scuba Tank up to 33feet for Underwater Work/Underwater Recreation

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•【HOUVAN H300】HOUVAN H300 scuba diving tank has a capacity of 0.5L up to support 10 minutes of underwater breathing time, and the specific use time is determined according to the breathing rate, diving depth and other factors. The Houvan H300Plus mini dive tank is small in size and weighs only 2.38 pounds. The H300 is equipped with an anti-loss rope and carrying pouch, so you can go hands-free underwater and don't need to carry a traditional heavy diving tank.
•【High Quality】The whole bottle body of HOUVAN H300 mini scuba tank is made of 6061 aviation aluminum, and the three-layer process of washing casting, frosting and sandblasting is adopted, which makes it have better corrosion resistance, can better resist seawater corrosion, and protect the scuba tank body from damage. There is food-grade silicone in the mouthpiece part, which can be used with confidence.
•【Professional Design】The valve head adopts a constant pressure outlet device, and the high-pressure gas is depressurized and output through the decompression chamber in the bottle. With 5K explosion-proof valve, when the pressure inside the bottle reaches or exceeds a fixed value of 5000psi, the gas will break through the internal explosion-proof copper sheet and leak out to reduce the pressure in the bottle.Once the explosion-proof copper sheet is damaged, it needs to be replaced before diving.
•【Inflatable Method】If you have a diving qualification certificate, you can inflate directly at the dive shop; It takes about 4-8s to inflate with the HOUVAN scuba adapter; You can also use the HOUVAN air compressor to fully charge in about 11 minutes; Inflate with a HOUVAN mini high-pressure manual pump, which takes about 25-30 minutes. It is more difficult and is recommended as a backup device. Working pressure: 3000PSI/200bar/20Mpa.
•【Services】You can get：HOUVAN H300 scuba tank，anti-lose rope, user manual and some other additional accessories. If you have any questions about the product, please feel free to contact us and we will do our best to solve your problem. In addition, there is the most detailed introduction to our products in the user manual, hoping to solve your problems.

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$59.99

$104.99

-43%

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GOYOJO

GOYOJO 1L Mini Scuba Tank with Mask – DOT Certified Portable Diving Air Tank, 3000 PSI Max Pressure, Pony Bottle Underwater Breathing Device for Snorkeling & Scuba Diving (Black)

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•DOT CERTIFIED SAFETY – Rigorously tested to meet DOT standards for reliability and durability. Ideal for recreational divers and underwater enthusiasts.
•3000 PSI MAX PRESSURE – This GOYOJO mini scuba tank delivers about 9 minutes of underwater breathing time, depending on depth, breathing rate, and conditions. Ideal for short recreational dives or as a reliable emergency air source.
•ULTRA-PORTABLE DESIGN – 1L capacity air tank designed for portability, perfect for travel, snorkeling, or emergency backup air supply without bulkiness.
•DURABLE CONSTRUCTION – High-grade aluminum alloy resists corrosion and withstands harsh conditions, offering long-lasting durability for repeated use.
•VERSATILE COMPATIBILITY – Works seamlessly with most standard scuba regulators, masks, and diving gear—ideal for recreational diving, spearfishing, or pool training.
•MULTI-USE FUNCTIONALITY – Perfect for snorkeling, scuba diving, spearfishing, or as a backup air supply for underwater photographers.
•HOW TO INFLATE YOUR DIVING TANK – You can fill your scuba tank using one of these three methods (Inflation Equipment Not Included): 1.Use an electric air pump. 2.Connect to a larger, charged cylinder with the adapter to transfer air. 3.Have it filled at a local dive shop.

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$169.00

$229.00

-26%

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GOYOJO

0.5L Mini Tank Dive Scuba, 5-10 Minutes Underwater Breath Device Portable Diving Cylinder Oxygen Tank Kits, Reusable Pony Bottle, Underwater Diving Breathing Training, 10M Deepest Water (Green)

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Portable Scuba Oxygen Bottle: Can be submerged for about 5~10 minutes, can be used for adult surface breathing about 66 mouthfuls of air, different underwater depths, the available time also varies.
•Bottle mouth design: 1 - luminous instrument, deep pressure resistance visible at a glance, underwater depth of 80 meters is still clearly visible. 2 - pressure relief valve to release pressure, press to release the pressure of air venting. 3 - air filter to breathe pure air, multiple filter design to breathe pure air.
•Professional custom-made dust cap protects the air inlet nozzle to prevent bumping and affecting performance, 3 types of inflation according to the use of scenarios to choose, the maximum pressure of inflation: 3000PSI/200BAR/2OMPA.
•Multi-layer treatment for corrosion and high-pressure resistance: the aluminium alloy with multi-coat treatment has a fully automatic spraying mirror layer, mirror treatment with aluminium alloy,6061 aluminium alloy hot extrusion one-piece moulding.
•Use details: Oxygen cylinder pressure should not exceed 20 MPa (i.e. 200BAR or 3000PSI as shown on the pressure gauge) Before boarding the aircraft, please separate the breathing valve from the bottle, you need to press the top to release the pressure first and then the bottle will be separated.

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$75.99

$79.99

-5%

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SEBiger

SEBiger Diving Tank with DOT Certification Reusable Scuba 0.5L Pony Bottle Support 5-10 Minutes Dive Time Diving Cylinder Suitable for Underwater Work/Underwater Recreation,A-GN

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Mini Scuba Tank Capacity: The SEBiger diving tank holds 0.5 liters, supporting 5-10 minutes of underwater diving. Actual duration varies based on breathing rate, dive depth, and other factors
•Material and Corrosion Resistance: The SEBiger300 diving tank is constructed from 6061 aerospace-grade aluminum with a triple-layer design, effectively resisting seawater corrosion to ensure equipment durability during dives
•Safety Design Features: The cylinder incorporates a 5K pressure relief valve. When internal pressure reaches or exceeds the fixed threshold of 5000 psi, gas escapes through the internal bursting disc to reduce pressure. The bursting disc must be replaced before diving can resume. Additionally, a food-grade silicone mouthpiece ensures health and safety during use
•Portability and Applications: The SEBiger Mini Diving Kit features a detachable tank body and cylinder, making it easy to carry on board aircraft and travel globally. It serves not only as a backup air source but also supports various shallow-water activities such as recreational diving, treasure hunting, boat cleaning, and rapid entry rescue diving
•Inflation Methods : Certified divers can refill directly at dive shops. Using the SEBiger adapter takes approximately 4-8 seconds; filling with its air compressor takes about 11 minutes; manual pump inflation requires 25-30 minutes (more challenging, recommended as backup). Operating pressure: 3000PSI/200bar/20Mpa. Upon purchase, you receive the diving tank, a lanyard, additional accessories, and a manual (including usage instructions)

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$62.99

$99.99

-37%

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SMACO

SMACO Mini Scuba Tank 1L Small Diving Tank up to 20 Minutes Dive Time Portable Lung Air Tank Diving Oxygen Cylinder Kit for Underwater Exploration Emergency Rescue Pony Bottle S400

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•USING IT MORE SAFER: SMACO S400 pony bottle adopts constant pressure exhaust and explosion-proof device.The high-pressure gas in the bottle is decompressed and output through the decompression chamber,making breathing smoother and safer to use
•UP TO 20 MINS DIVE TIME: SMACO S400 has a capacity of 1 L and can provide up to 20 mins of diving time.At the same time, the mini scuba tank has double-layer filtration device, which effectively prevents the entry of dust and impurities, making the inhaled gas cleaner
•BOARD THE PLANE: After you disassemble the small scuba tank, you can take it on the plane and go diving anywhere. It has safe depth limit of about 33 ft. It can be used as a backup air source for deep diving within 100 ft. Mini diving cylinder is suitable for underwater exploration, boat cleaning, emergency rescue, backup air source, etc
•FOUR WAYS TO INFLATE: Local Dive Shop. SMACO lung air tank meets DOT standards and can be filled at local Dive Shops. SMACO 8mm refill adapter. Connect to a standard scuba tank to refill your SMACO S400 in about 8 seconds.SMACO Air Compressor. It allows you to fill your 1 L diving tank by yourself without any effort, in about 26 minutes.SMACO high pressure hand pump.It's the backup inflation method. You need supply the man-power in about 50 minutes
•WHAT YOU WILL GET:Perfect diving packages,include a 1 L pony bottle and a harness

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$229.00

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SMACO

SMACO Mini Scuba Tank 1L Small Diving Tank up to 20 Minutes Dive Time Portable Lung Air Tank Diving Oxygen Cylinder Kit for Underwater Exploration Emergency Rescue Pony Bottle S400

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•USING IT MORE SAFER: SMACO S400 pony bottle adopts constant pressure exhaust and explosion-proof device.The high-pressure gas in the bottle is decompressed and output through the decompression chamber,making breathing smoother and safer to use
•UP TO 20 MINS DIVE TIME: SMACO S400 has a capacity of 1 L and can provide up to 20 mins of diving time.At the same time, the mini scuba tank has double-layer filtration device, which effectively prevents the entry of dust and impurities, making the inhaled gas cleaner
•BOARD THE PLANE: After you disassemble the small scuba tank, you can take it on the plane and go diving anywhere. It has safe depth limit of about 33 ft. It can be used as a backup air source for deep diving within 100 ft. Mini diving cylinder is suitable for underwater exploration, boat cleaning, emergency rescue, backup air source, etc
•FOUR WAYS TO INFLATE: Local Dive Shop. SMACO lung air tank meets DOT standards and can be filled at local Dive Shops. SMACO 8mm refill adapter. Connect to a standard scuba tank to refill your SMACO S400 in about 8 seconds.SMACO Air Compressor. It allows you to fill your 1 L diving tank by yourself without any effort, in about 26 minutes.SMACO high pressure hand pump.It's the backup inflation method. You need supply the man-power in about 50 minutes
•WHAT YOU WILL GET:Perfect diving packages,include a 1 L pony bottle and a harness

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$229.00

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SMACO

SMACO Mini Scuba Tank 1.9L Capacity Diving Oxygen Tank up to 30 Minutes Underwater Breath Small Scuba Tank Kit with Portable Box Scuba Cylinder for Underwater Entertainment/Diving Operation(A-Black)

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•1.9L Mini scuba tank. The scuba tank size is 16.9*4.49 in,with capacity of 1.9L, and only weight for 7.98lb, which could provide up to 30 minutes underwater breath(underwater stationary test time). We use an extened tube to connect with pressure gauge, which make it more convenient to check the remaining gas. Moreover, We changed the diving vest to a backpack version, you can easily carry the scuba tank and free your hand underwater, backpack can be adjust by your need
•Professional Diving Cylinder. Comply with DOT certification, the cylinder is made of 6061 aviation aluminum, and the surface is paint sprayed, which can effectively resist seawater corrosion. We use the S700 regulator,which equipped with air switch, explosion-proof valve, 8mm inflation interface, extand pressure gauge, decompression chamber and other components to ensure better cylinder performance
•More Convenient Scuba Tank. The scuba cylinder is composed of three parts: 1.9L tank, S700 regulator, and the second-stage valve (with medium pressure tube), and it can be used as long as the pressure reaches 1000Psi. We have equipped S700 scuba tank with an aluminum alloy outer box. You can take it on the plane as you would carry luggage (when separate the regulator from the tank body)
•Multiple Inflation Ways. The inflation interface is 8mm, maximum inflate pressure is 3000Psi/200Bar/20Mpa. We've got DOT certified, you can get inflated in most of scuba shops.(For uncertified diver, please check in advance if your local dive shop can inflate for you). If you have air compressors or scuba adapters, you can also inflate it yourself, but please use an oil-water separator when inflate by air compressor
•What Will You Get. S700 mini scuba tank (the regulator is separated from the body, you'll need to assemble them), backpack diving vest, user's manual, and some additional interchangeable accessories

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$422.10

$449.00

-6%

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GOYOJO

0.5L Mini Scuba Tank with Pump, Portable Diving Tank, Lung Tank Kits with 3000 PSI Max Pressure, Reusable Scuba Diving Kit Gear with Pump Underwater Breathing Training (Green)

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Mini Scuba Tank: This portable scuba system includes 2 x 0.5L mini scuba tanks, offering 6-12 minutes of submersion time each. Ideal for a range of underwater depths, these tanks provide approximately 66 breaths for surface breathing.
•Innovative Lung Tank Design: The lung air tanks feature a luminous gauge for visibility up to 80 meters deep, a pressure relief valve for easy air venting, and a multi-filter air system for pure breathing, enhancing the scuba diving experience.
•Safety Features of Mini Scuba Tank: Equipped with a professional-grade dust cap for nozzle protection on each lung tank. The mini scuba tanks offer three inflation options for different diving scenarios, with a maximum inflation pressure of 3000PSI/200BAR/20MPA.
•Durable Construction of Lung Air Tank: Each lung air tank in this scuba kit is crafted from 6061 aluminum alloy with a multi-layer, corrosion-resistant coating, ensuring durability and reliability under water.
•Comprehensive Scuba Diving Kit & Instructions: The complete scuba package includes essential accessories for the mini scuba tanks: 1 manual pump, 1 refill adapter, 2 ropes, 2 diving goggles, 1 carry bag, 2 dive storage bags. For safety, maintain the pressure of each lung tank below 20 MPa (200BAR/3000PSI). Before air travel, release the pressure and separate the breathing valve from each scuba tank.

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$239.99

$269.99

-11%

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HOUVAN

HOUVAN H400 Mini Scuba Tank 1.0L Scuba Tank Up to 20 Minutes Underwater Breathing Portable Diving Tank with On-Off Valve Reusable Pony Bottle for Underwater Exploration Emergency/Recreation,A-B

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•【HOUVAN H400】The HOUVAN H400 scuba tank breathing valve adopts the latest constant pressure design, which can also be adjusted by opening and closing the control valve, which is safer than the previous direct suction breathing valve. The diving tank is made of 6061 aviation aluminum, which is extremely strong. At the same time, when the body of the diving cylinder is separated from the valve head, it can be safely carried on the plane and follow you to where you want to go.
•【Up to 20 Minutes Underwater Breathing】HOUVAN H400 mini scuba tank is CE/DOT certified, with a capacity of 1.0L, which can up to 20 minutes of underwater breathing. The specific use time is determined by factors such as breathing rate and diving depth. Note: Do not dive in waters over 33 feet and below 50 degrees Fahrenheit. Beyond 100 feet, the diving tank can only be used for alternate origin.
•【Multiple Filling Methods】The scuba tank has an 8mm inflatable interface and can be inflated in most professional dive shops. Use a scuba adapter to introduce compressed air from the big cylinder into the scuba tank, which can be filled in just 10 seconds. It takes about 26 minutes to use an HOUVAN air compressor.The manual pump takes about 50 minutes to inflate, which is quite laborious and is recommended as a backup.The working pressure is not more than 3000PSI/200bar/20Mpa.
•【Applicable multiple scenarios】 The HOUVAN H400 scuba tank can be used as both a beginner diving practice and a backup source for professional divers. The same applies to dangerous underwater rescue and fire rescue operations. This mini scuba tank is easy to carry and easy to operate, and can be used for a variety of scenarios such as boat bottom cleaning, pool search, underwater photography, underwater exploration, etc., which is a must-have perfect equipment for outdoor diving.
•【Our Service】You can get: H400 diving cylinder, 1.0L cloth bag, user manual and some other extra accessories. It is recommended to read the product manual carefully before using the product. If you have any questions about the product, please feel free to contact us.

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$168.99

$209.99

-20%

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