10 Best Blu3 Nemo Dive System of 2025

Tested and Reviewed: Top 10 Blu3 Nemo Dive System deals with expert ratings from 8.1 to a perfect 10

May 2025 Edition

Editor's Choice

9.7

BLU3

BLU3 Duo Nomad Dive Systems (Don't Include Reserve Air Tank, No Spare Battery)

Editor's bottom line:

“This blu3 nemo dive system is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Focus on the Basics - Perfect for divers who prefer the ease of use of the Nomad system without the extra gear.
Fast Battery Replacement - Less waiting, more diving! The Nomad batteries can be swapped in just 20 seconds, providing an additional 45-60 minutes of dive time per unit.
Designed for the Experienced - With a maximum depth of 30 feet, the Duo Nomad Dive Systems are tailored for seasoned divers. We recommend completing the BLU3 Online Dive Training Course before diving, and always diving with a Spare Air for enhanced safety.
Designed for the Experienced - With a maximum depth of 30 feet, the Duo Nomad Dive Systems are tailored for seasoned divers. We recommend completing the BLU3 Online Dive Training Course before diving, and always diving with a Spare Air for enhanced safety.

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Picked by 311 people today

9.5

BLU3

BLU3 Nomad + Backpack Dive System (One Spare Battery, Don't Include Reserve Air Tank)

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Main Highlights

TAKE NOMAD ANYWHERE - Explore your local beach or river, store it on your boat, or fly around the world with Nomad, BLU3's ultra portable dive system weighing only 15 pounds. Comes in a carry-on sized backpack and is airplane-travel friendly.
PATENTED SMART REG Ever wonder why Nomad is half the weight of its nearest competitor? BLU3s patent US20180362129A1 is the secret. The Smart Reg senses your breathing patterns and adjusts the pump to operate at the lowest pressure needed for your depth. This innovation simplifies the pump and eliminates the need for a reservoir.
EASY-SWAP BATTERY DESIGN Stay powered up with Nomad's quick and hassle-free battery connector. Simply disconnect and slide out the first battery to swap in a spare battery for more dive time. The battery weighs 3 pounds and swapping takes 20 seconds or less. Take that, SCUBA tanks!
AMERICAN ASSEMBLY AND SERVICE Proudly based in South Florida alongside our sister company, Brownie's Third Lung (established 1969), BLU3 offers unmatched quality standards. When you purchase from BLU3, youre supported by decades of experience in the diving industry, ensuring exceptional customer service and reliable manufacturing.
A TOOL AND A TOY Boaters around the world love Nomad for saving them time on underwater maintenance and emergencies like removing a line from the props. Whats even better is that they can have fun exploring reefs down to 30 feet deep with the same equipment!

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9.5

BLU3

BLU3 Nomad Battery Powered Dive System (Battery not Included)

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Main Highlights

Battery-powered dive system designed for depths up to 30 feet
We would like to inform you that our recent product recall has now been resolved. All new inventory has been thoroughly inspected and is now available for purchase.
Compact and lightweight, fits easily into a backpack for portability and convenience
Easy to use and operate, with intuitive controls
Great for boat owners and shore diving
Can be used with rechargeable Nomad batteries (sold separately)
Designed and assembled in Florida, USA
Ideal for exploring coral reefs, shipwrecks, and other underwater sights
Perfect for travel and adventure, both locally and abroad
Online training available for enjoyable diving experience

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Best Value

9.2

Save 8%

GOYOJO

GOYOJO Scuba Dive System 5.5 Hours Rechargeable Scuba Diving Tank with 10m Hose & Diving Breathing Regulator Detachable Scuba Machine, for Recreational Diving & Fishing

8% OffFree Shipping

Main Highlights

Longer diving time: The enhanced version Q4 can be used for up to 5.5 hours, allowing users to enjoy a longer diving experience compared to the standard 3-hour model.
More powerful: With a rated power of 240W, the enhanced version Q4 provides a more powerful performance than the standard model, which has a rated power of 180W.
Increased air supply: The enhanced version Q4 has an air supply flux of 56L per minute, which is higher than the standard model's 52L per minute. This means that users can enjoy a more comfortable diving experience with better air circulation.
Greater diving depth: The enhanced version Q4 can reach a maximum diving depth of 15m, while the standard model's diving depth is limited to 10m. This means that users can explore deeper waters and have a more exciting diving experience.
Longer battery life: The enhanced version Q4 has a battery capacity of 80000mAH, which is twice the capacity of the standard model's 40000mAH. This means that users can enjoy longer diving sessions without worrying about running out of battery power.
Portable and lightweight: Both models have a compact size of 27.5 * 19 * 17.5cm and a weight of 5.8kg, making them easy to carry and store. Users can take them anywhere they want to go, without being burdened by heavy equipment.

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9.0

CRONDA

CRONDA Base Upgraded Scuba Diving Ventilator Tankless Diving System,Portable Rechargeable Scuba Diving Tank, Waterproof Air Compressor，Swimming Pool Toys Diving Toys,Dive without Tanks (3.5 Hours)

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Main Highlights

Upgraded diving equipment systemNewly upgraded diving equipment, lower noise and greater air output. The system is the perfect way for snorkelers to venture beyond the surface. This is a very compact Surface-Suppied-Air dive system that supports one diver to 39.4ft/12m. Whether you are an ocean explorer, treasure hunter, underwater photographer, boat owner, kayaker/paddle boarder, or looking for the latest diving toys - the diving equipment system is for you.
3.5 Long battery lifeInside the device is a lithium battery, the device can work for 3.5 hours. Compared with oxygen cylinders, this underwater breathing machine is more convenient and does not need to be refilled.
More Air, Powerful EngineThe Upgraded battery-driven compressor can provide 57L of oxygen per minute. Allows you to breathe freely underwater and provides you with sufficient oxygen.
Make Diving EasierTraditional oxygen cylinders need to be pumped up. This equipment allows you to say goodbye to heavy oxygen cylinders. Diving is easier, without oxygen cylinders, allowing your body to be more free and unconstrained in the water. With hunting spear and underwater scooter, it will be more fun.
1 Year Warranty&CRONDA Customer ServiceCronda provides 100% Satisfaction.Buy with confidence from Cronda.We provide 1 Year warranty. When you receive the equipment, please check the parts carefully. If you need additional accessories, please contact us.

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8.8

AQUAROBO

AQUAROBO 819-3H Dive Systems Diving Ventilator Diving Scuba Tanks, Diving Tanks Portable Rechargeable Scuba Tanks Diving System, Waterproof Air Compressor (3Hrs Single-Player)

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Main Highlights

Large Pure Air Supply : With dual air intake design,our diving ventilator has a large air intake of 52L/Min It ensures that you breathe more smoothly. In addition,equipped with super oil-free electric Low noise motor and 4 filter systems, It provides you with a healthy, natural, pure air and comfortable underwater experience in
Underwater Max 49 Ft for 3 Hours: Due to stretchable hose, a single diver can dive max 49ft depth freely for 3 hours with our air buddy system.In order to breathe well, we recommend diving at a depth of around 30ft.New water coolant technology ensures long-term use of the equipment without worrying about motor will be too hot.
Safety Diving: 360°full waterproof and corrosion resistant. The engineering design of the machine greatly enhances hookah dive system ability to withstand coral reefs and huge waves. The high-level chip control, safety and intelligence, escort diving activities. Fishing,underwater exploration, underwater gold panning and pool cleaning. We recommend using equipment in freshwater areas such as lakes or pools,or the shallow part of the ocean water.
Durable Battery Life:This air buddy diving systems is powered 40 Ah battery.which can be recharged for 2000 times. After 3 years of normal use, it can give full play to the battery's endurance. In addition, there is a battery indicator, giving you more peace of mind when diving
After-sale service: Our scuba tank contains:Divingventilator*1,Charger*1,Telescopic hose*1,Strap*1, Float*1, Activated carbon*1, Mouthpiece*1, Filter element*1, Filter cotton*1, Manual *1.If you need replacement parts and other after-sales services, please feel free to contact us

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8.6

CRONDA

CRONDA Air 1, Airline Approved Scuba Diving Ventilator, Tankless Diving System, Portable Rechargeable Scuba Diving Tank, Waterproof Air Compressor, Swimming Pool Toys Diving Toys (Air 1)

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Main Highlights

Small Body but Big HeartCRONDA Air 1 is specially designed for divers who travel a lot.It's lighter and easier to carry. It can be taken on an airplane and we have a carry-on bag for it. We make it smaller but keep its power. Its compressor can still provide enough oxygen for divers.
50 Mins Replaceable Battery PackFor each battery, the device can work 50 mins. We have designed replaceable batteries and you can purchase additional battery packs. The package comes with 1 battery, if you need extra battery, you need to purchase them separately.
23 Ft Breathing TubeThis model is more friendly for starters. It serves as a perfect tool for underwater photography on outdoor trips. Its also a fun swimming pool toy, letting children can experience the fun of diving in the pool as well.
Make Diving EasierTraditional oxygen cylinders need to be pumped up. This equipment allows you to say goodbye to heavy oxygen cylinders. Diving is easier, without oxygen cylinders, allowing your body to be more free and unconstrained in the water. With hunting spear and underwater scooter, it will be more fun.
1 Year Warranty&CRONDA Customer ServiceCronda provides 100% Satisfaction.Buy with confidence from Cronda.We provide 1 year warranty. When you receive the equipment, please check the parts carefully. If you need additional accessories, please contact us.

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8.3

Waydoo

Waydoo Subnado Underwater Scooter Lite, Water Sports Diving Scooter with Removable Handle, Compact and Portable Water Scooter for Adults&Kids, Scuba Diving Snorkeling Sea Scooter Multiple Uses, Blue

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Main Highlights

Compact & Portable: 14.84*2.75*2.75in and weighing only 3lbs, the Subnado underwater scooter is about the size of a small soda bottle. Your Subnado goes where you go, conveniently in your carry-on luggage, with an airline-approved 98Wh battery to add more fun to your underwater journey. Check airline and airport rules before flying because different airlines and airports may have different regulations.
Proprietary Battery System: Subnado using advanced 100W fast-charging technology, only takes 1.2 hours to fully charge its battery. 3-speed gear and cruise mode, which allows you to cruise through the water for up to 56 minutes. Charge any electronic device anywhere, anytime with Subnados 100W reverse charging. It delivers up to 14.33 lbs of thrust thanks to its proprietary, highly efficient propulsion system.
Subnado Lite Includes: The Subnado Lite Set included Subnado Main Unit*1, Subnado Handle Bracket*1, Propeller Pin, Screws and several different sizes of O-rings for spare. Streamlining optional accessories, more convenient to carry.
Value for Money: Subnado Underwater Scooter Lite where affordability meets exceptional performance. Designed with simplicity in mind, this sea scooter is perfect for both beginners and experienced divers. Its intuitive controls make it easy to operate, giving you more time to focus on the wonders beneath the waves.
Guarantee Terms: The Subnado sea scooter is covered by an assurance that lasts between six months and a year from the date of purchase. The main unit comes with an assurance of one year, while the accessories (Twin Engine Handle Bracket, Handle Bracket, Wired Thumb Controller, Rear Cover, etc.) have a six-month guarantee. If the issue is determined to be covered by the terms, we shall make a repair or replacement at no cost to you.

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8.1

Save 8%

GOYOJO

GOYOJO Scuba Diving Ventilator System, Tankless Portable Rechargeable Scuba Underwater Diving Tank with 7M Telescopic Pipe, for Recreational Diving Fishing Snorkeling

8% OffFree Shipping

Main Highlights

Portable Scuba Diving System: Experience the next generation of diving convenience with our compact and portable equipment. Designed for ease of travel, weight of 3.5kg, this scuba diving system is lightweight and airline-friendly, allowing you to dive whenever and wherever you choose.
Working Principle: Featuring a powerful battery-driven compressor, our system provides 51L of oxygen per minute. This ensures ample airflow for smooth and comfortable breathing while exploring underwater environments.
Extended Longevity: Our scuba device offers up to 1 hour of continuous operation underwater. This eliminates the need for cumbersome oxygen cylinders and ensures convenient, uninterrupted dives.
Maximum Depth: This snorkel allows for dives up to 7 meters deep, with a flow rate of 51 L/min for smooth breathing underwater. This will give you more freedom and ease while in the water.
Enhanced Diving Experience: Immerse yourself in the captivating realm of scuba diving with the Scuba Diving Ventilator System. Whether you're a seasoned diver or just beginning your underwater journey, this system offers an unrivaled opportunity to experience the beauty of marine life and underwater landscapes.

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8.1

OIOEEP

OIOEEP Mini Scuba Diving Tank with Sub-Mask, 0.5L Dive Portable Lungs Kit，Underwater Breathing System for Family, Party and Trip Perfect Professional Diving Packages(Yellow)

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Main Highlights

Universal Diving System:Whether it's scuba diving or underwater diving, you can handle it easily. Perfect for diving enthusiasts of all levels.
Lightweight And Long-Lasting: Take your diving adventures to the next level with the 0.5L Dive Portable Lungs Kit that can be continuously dived within 10 meters for 10-15 minutes without pressure (depends on vital capacity), providing you with an uninterrupted underwater breathing system.
Quality Materials:The Mini Scuba Diving Tank is constructed from ultra-strong aircraft aluminum with a waterproof, corrosion-resistant exterior. perfect for family trips and underwater parties.
Professional Design:The OIOEEP Scuba Diving Gear is built specifically for the diving enthusiast. The lightweight and comfortable diving mask is equipped with a food-grade silicone mouthpiece for safety and health. The Lung Tank is equipped with an illuminated barometer to monitor the oxygen level in real time.
Easy To Use:The OIOEEP Dive Kit includes a Mini Diving Tank, Sub Mask and submersible pump, inflated and ready to use for an underwater exploration like never before.

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Our Best Overall Choice

Best Choice

9.7

BLU3

BLU3 Duo Nomad Dive Systems (Don't Include Reserve Air Tank, No Spare Battery)

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Focus on the Basics - Perfect for divers who prefer the ease of use of the Nomad system without the extra gear.
Fast Battery Replacement - Less waiting, more diving! The Nomad batteries can be swapped in just 20 seconds, providing an additional 45-60 minutes of dive time per unit.
Designed for the Experienced - With a maximum depth of 30 feet, the Duo Nomad Dive Systems are tailored for seasoned divers. We recommend completing the BLU3 Online Dive Training Course before diving, and always diving with a Spare Air for enhanced safety.
Designed for the Experienced - With a maximum depth of 30 feet, the Duo Nomad Dive Systems are tailored for seasoned divers. We recommend completing the BLU3 Online Dive Training Course before diving, and always diving with a Spare Air for enhanced safety.

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