Best Robotic Inground Pool Cleaners in 2021 – Reviews & Comparison


As summer approaches, cooling off in the pool is an activity loved by all! However, maintenance of a pool is not an easy task. Necessary measures for protection from unwanted bacteria can consume numerous hours of our time daily. Irrespective of whether your pool is inbuilt or above ground, you are left with no choice than to hire one of those pool workers to get your job done.

However, with the advent of technology, a robotic pool cleaner is a smarter and reliable choice to just let an automated machine do the job for you. Automatic pool cleaners are available in various options that range from simple vacuum to intelligent robots. Due to the vast variety available, you can easily find without costing a fortune.

Why Do You Need A Robotic Pool Cleaner?

The best part of buying robotic pool cleaners is that you can constantly clean your pool without creating a mess. They work according to your pool’s maintenance requirements. Not only do they suck the debris through the suction cleaner but also they scratch out the waste materials from pressure ends using pool’s filter.

Attached to a  long hose, robotic pool cleaners induce a uniform flow of water in the pool that moves them around to different areas for better coverage. To maximize the coverage, choose a robotic option that can travel along on the floor and the walls as well.

How do We Select Top Products?

Considering that there are a plethora of options available in the market, we spend hours of research on shortlisting those which are the most durable and trustworthy by inspecting them thoroughly. To be precise, we consider factors such as the features offered by each product and the number of advantages over the number of disadvantages so that you can decide better.

Technically speaking, we also take factors like efficiency, supplemental functions, and cable arrangement into consideration to present you with the best options. Besides this, our list of products is also based on considerable factors like:

  • Energy efficiency
  • Supplemental functions
  • Technical flaws reported in the products by users
  • Reviews and Ratings
  • A warranty period of the best pool cleaners available in the market

Best Robotic Inground Pool Cleaner Reviews

Based on the above criteria, we handpick our best pool cleaners list so that you can get your hands on nothing but the best!  Based on this research, these are the products we have chosen:-

Model Area Time (hrs) Remote Buy
#1 Bestseller

Dolphin Nautilus
Floors, Coves & Walls 3 No
Top Rated

Dolphin Nautilus Plus
Floors, Coves & Walls 2.5 No
Aquabot Junior Floors, Coves & Walls 4 No
Aquabot Turbo Floors, Walls & Waterlines 1 Yes
Dolphin Cayman Floors, Walls & Waterlines 2 No
Dolphin Oasis Z5 Floor, Cove, Walls & Waterline 2 Yes
Dolphin Premier Floors, Coves & Walls 2.5 Yes
Dolphin Quantum Floors, Coves & Walls 2 No
Dolphin Triton Floors, Coves & Walls 3 No
Dolphin Triton Plus Floors, Walls & Waterline 1.5 Yes
Hayward SharkVac Floor & Coves 2 No
Hayward RC9990CUB TigerShark Floor, Cove, Walls & Waterline 1.5 No
Hayward TigerShark QC Floor, Cove, Walls & Waterline 1.5 No
Polaris Sports Floors, Coves & Walls 7 Yes

Top Rated

Dolphin 99996403-PC Nautilus Plus Robotic Pool Cleaner

Endowed with a 360-degree suction pipe, Dolphin Nautilus plus is one of the most reliable pool cleaners available in the market. It is also equipped with clever clean technology that ensures your pool is sparkling clean.

The swivel cable ensures that no corner areas are left uncleaned. It also eliminates the hassle of detangling of wires. The Dolphin Nautilus comes with a dual set of cartridges that ensures accurate filtration and a mesh screen that helps in cruise filtration. A three-point turning radius provides you with the solution for most prevalent problems by reaching the center parts of the pool.

The weekly timer function allows the Nautilus plus to run throughout the week, two hours a day. The extra large filter scans the most efficient path of your pool regardless the different useless paths. Overall, It is available in the market with a warranty of 2 years that makes this pool cleaner worth the money.

When compared with other Dolphin Nautilus products, Nautilus Plus has an Advanced Anti-Tangle Software with Swivel, CleverClean (CC) & PRO 3D Sensing Technology and Cartridge | 4 Net & 4 Cartridge Panels with Dual Filtration which makes it superior and best robotic pool cleaners available in the market.


  • No water purging issues.
  • Power Packed with a universal voltage of 100-240 volts.
  • Sufficient storage in suction pipes.
  • Does not get stuck on stairs, ledges, and unusually shaped areas.


  • Replacing the filter grids can be a headache.

#1 Bestseller

Dolphin 99996323 Nautilus Robotic Pool Cleaner

Comprising of different brushes, scrubs, and filters, Nautilus is affordable and easy to use simultaneously. Generally, it is most suitable for in-ground residential pools which are up to 50 feet long. It is lightweight and the buyer can enjoy its plug and play facility.

No pre-installation is needed. Neither does it require any connectivity to the pool infrastructure. Besides, it is self-programmed for thorough scanning of the pool. Overall, it comes with an extended warranty of 12 months warranty for spare parts and labor.

Patented swivel cable prevents from tangling and messed up wires. This is the best pool cleaner option if you have a rare pool shape and if it is huge. The only drawback of using this product is that it does not reach all the crevices of the pool.


  • Affordable and Lightweight.
  • Swivel cable is adapted for anti-tangling.
  • Plug-n-play facility.


  • Poor cleaning services.
  • Does not clean walls and corners.
  • Extra set of filters does not work efficiently.

Other Best Cleaners in the Market

Hayward RC9990GR TigerShark with Quick Clean Technology

Hayward TigerShark QC is a perfect choice for in-house pools that measure 20′ x 40′. It is built with an efficient 24-volt motor that ensures the usage of less energy and low-cost maintenance. TigerShark QC is enhanced with patented quick clean technology that cleans in 90 minutes flat.

It also has a  patented filter cartridge system that makes the entire clean up process easy and follows up a system of just removing and rinsing with a garden hose.

It consists of an onboard pump for intense vacuum power that sucks up the debris and removes the dirt from bottom lines. As an additional safety measure, all TigerShark feature a 24 DC volt, energy-efficient motor.

Comparing Hayward Tiger Shark vs Dolphin Pool Cleaner: The best part about Hayward RC9990GR TigerShark is that it is extremely easy to use. It does not require any extra fixtures including pumps or hoses. Everything is carried out automatically and it is capable of cleaning your pool in 1.5 hours.


  • A separate vacuum from the pool filtration system.
  • Provides a 90 minutes cycle.
  • Consists of a patented filter cartridge system.
  • Ideal for residential pools.
  • Excellent product quality.


  • No automatic shut off from the power box.
  • Cord gets tangled easily.

Polaris F9550 Sports Robotic In-Ground Pool Cleaner

Polaris Sport is a 4- wheel driven robotic cleaner equipped with Aqua Trax tires that makes it ideal for all pool surfaces. An advanced ActivMotion Sensor Technology is also adapted for ensuring unmatchable navigation in all sizes of pools. Polaris sport is enriched with Vortex Vacuum Technology that allows cleaner to pick up the larger debris and simultaneously maintains maximum suction in both suction pipes.

The Rear water propulsion system is adapted to reach debris under stairs, in tight corners and on the pool walls. It also consists of a programmable timer with the durability of a week. Also, It has the motor sensing function with an automatic hand-held remote control and an extra powder coated alloy caddy.

Overall, it is a great buy that includes a 110v transformer, 60ft cord, and filter canister.


  • Active motor sensor technology for navigation.
  • Vortex vacuum technology to collect larger debris.
  • Rear water propulsion to reach narrow sections.
  • 7 days programmable timer.
  • Automatic hand-held remote control.


  • Lacks the swivel cord and tangles the wires.
  • Does not have a full-size vacuum.

Dolphin 99996356 Triton Robotic Pool Cleaner with Caddy Swivel Cable, 60-Feet

The best thing about this pool cleaner is that it not only cleans the pool but also works on walls and coves. It also has a caddy that lessens the storage and transportation issues. The caddy also makes it highly portable.

It comes with a modern technique of self-programming that is used for optimal pool scanning. Unlike other pool cleaners, it is a plug and play product that needs no installation. It works efficiently and immediately when in need and has no connection to pool system.

The filter is finely porous. Comprising of a copyrighted swivel cable, it reduces the rates of tangled cables and saves up a lot of time. Generally, experts recommend it for in-ground pools that are 50 ft long. It comes with a warranty period of 24 months and runs in a cycle time of 3 hours.

The suction rate of Dolphin 99996356 Triton is 4233 gallons per hour which are considered to be fabulous when compared to many other models. Weighing 18 pounds, this is enhanced with a robotic scanning technology which enables you to save a lot of energy. If you utilize the remote to help it navigate it through the pool, you can also cut down on the cleaning time.

Overall, this is one of the best pool cleaners available in the market due to its brilliant suction rate and the minimal time taken to thoroughly clean the pool. It is capable of picking up minute particles of debris and sand. The pool scanning technology cuts down on operative cost which makes it worth buying.


  • Gets used to leaning line of pools easily.
  • Cleans all the way up to the waterline.
  • A cleaner that can be used with versatility.
  • Climbs the walls with ease.


  • Cleaning unit does not balance too well on the floor

Aquabot Junior Automatic Robotic In Ground Pool Cleaner

Designed to clean and scrub the residential pool effectively, Aquabot Junior is enhanced with two ultra-fine filtration bags to collect even the nominal debris particles of 2 microns. Moreover, it has dual super grip brushes that clean the corners and pool lines.

The Junior will suck out, scrub and filter dirt and causes of contamination from the pool ground and cove and it will reach out and clean lower walls of the pool that do not include the waterline. An inbuilt microprocessor and its trademark flotation system facilitate cleaning of all kinds of surface types through directed movements.

It comes with a 4 hours cleaning cycle that runs continuously. Endowed with a long 50-meter cable, it can be used on all surface types including vinyl pools. 

This pool cleaner has reached our list of best pool cleaners as it has a great design and is user-friendly. It is capable of saving energy which lowers energy costs.


  • Contains an internal microprocessor.
  • Cleans through directional turning.
  • 4 hours continuous running.
  • Ensures safety for pool surfaces built with different materials.


  • Does not include cleaning of the waterline.
  • No swivel cable.
  • Does not climb up the walls, steps or seats.

Dolphin Premier Robotic In-Ground Pool Cleaner

The latest and best model of Dolphin is all set to break the records with its breath-taking design and extreme efficiency that has never been seen before. The Dolphin Premier has set the expectations and competitions high for other products. It is proved to be the highly efficient model currently available in the market.

It comes with commercial graded DC motors has succeeded in delivering an optimum level of user experience. The advanced level of technology like Multimedia filtration system is used. Its great efficiency is hence proved by reducing energy level up to 87%. To clean minuscule algae and debris that can pass through the filter pipes, an oversized collection bag is used.

From the technical point of view, the best part about this robotic cleaner is its underwater robotic cable. A patented 360 degrees swivel cables are also used to prevent the tangling mess that prevents from the reduced efficiency. A highly optimized 3000 RPM commercially graded ultra-efficient motors are used to enhance the regular efficiency up to 90%.

Unlike other cleaners that wander aimlessly on the pool site, the Dolphin Premier has a Smart-Nav software that is really helpful in delivering a highly optimized coverage for a new level of clean. This robotic pool cleaner has a microprocessor that covers a large area with efficiency.


  • Over sized debris collecting bag.
  • Commercially graded DC motors.
  • Multimedia filtration system is adapted.
  • Patented 360-degree swivel cables are used.
  • The highly optimized 3000 rpm motors are used.


  • No Bluetooth system is adapted.

Notable Cleaners in the Market

Hayward RC9740CUB SharkVac Robotic Pool Cleaner (Automatic Pool Vacuum)

Built with highest quality components, Hayward SharkVac is a feature-rich automatic pool cleaner that is known for its pocket-friendly pricing. It is available in both options with or without a caddy. In both options, an intelligent steering technology is used that forms a pattern to clean efficiently. This technology is also used in scouring the floors.

The product without caddy is more preferred than the one with caddy as porosity factor dominates in it. In both of these options, no hoses or extra pumps are required. Both of them run simultaneously through the pool’s filtration system. The two fine and porous filter elements are provided that can be detached and cleaned with a garden hose pipe.

A top-loading cartridge is used in both options that allow debris removal in no time. The debris remains in the cartridge until it is emptied. Due to this, the garbage does not fall from the net.

The runtime of SharkVac Model RC9740 is 1.5 hours which undoubtedly makes this an efficient pool cleaner. Power consumption is much lesser than many models and it does its job with accuracy. The element that sets SharkVac Model RC9740 apart from its counterparts is its pricing.

The fact that it is few hundred dollars cheaper than many famous pool cleaner models and filters particles as small as 2 microns makes this one of the best pool cleaners available in the market.


  • Covers a large area like 20000-gallon pool in one cycle.
  • Picks up even the small particles like leaves and stones.
  • Works even on above ground pools.


  • Does not climb stairs.
  • A bit heavy and does not move on the pool ground.
  • Does not contain swivel cables.

Dolphin Triton Plus Robotic Pool Cleaner with PowerStream and Bluetooth

Known as one of the most feathery light and easy to use pool cleaner available in the market, Dolphin Triton plus comprises of many advanced functions like Bluetooth navigation and weekly timer set up. The best part about this equipment is that it can be controlled with a Bluetooth remote that can be accessed from your smartphone. It is also enhanced with large capacity filtration.

Comes with a navigation system that has been crafted using the latest technology. It also has PowerStream for complete coverage of the pool and it can be used for cleaning purposes of walls and tiles. The newly adapted power stream technology provides a strong grip for vertical and horizontal surfaces that are proved to be superior for cleaning of narrow areas. Four fine and superfine filters are provided for the elimination of debris and top-notch filtration of dirt.

Offering a 24 months warranty, the Triton Plus with PowerStream robotic pool cleaner is a top rated pool cleaner due to its substantial list of features such as quick clean mode, Bluetooth remote control and lightweight body.


  • Bluetooth navigation.
  • XL  top load filtration.
  • Power stream for better results.
  • Also supports the tilt mode.


  • Not ideal for ball sized pools as it has a motor at the back.

Aquabot Turbo T4-RC Plus w/ Swivel & RC Robotic Pool Cleaner

One of the hot releases of 2017, Aquabot Turbo is a newly released model with some great and new features. The Aquabot T4-RC is a very good, semi-autonomous, robotic pool vacuum. Unlike other models of Aquabot, this model includes a remote control and swivel cables that ensures no more tangling fuss between cables.

It is a product that can do more work in less time i.e. it can clean a large pool in a short time-period of 1 hour. Also, it includes four wireless remote controls that ensure thorough and spotless cleaning. It is a complete package as it cleans almost pools of almost all sizes and shapes. All types of surfaces including horizontal, vertical and tilted surfaces can be cleaned using this pool cleaner.

It comes with the power-washing technique that ensures thorough cleaning of corners and pool lines. The never stuck automatic timer is a distinguished feature that does not need hourly inspection. The quad active scrubbing brushes and 3-year warranty makes this product range out of the list.

On the whole, this robotic pool cleaner is worth buying because it has a tangle-free swivel cord, remote control and it can clean your pool in less than an hour. It has amazingly powered pressurized jets that eliminate the dirt from the toughest corners as well.


  • The T4-RC collects a wide variety of debris from the pool.
  • Comes with a wireless remote control.
  • Suitable for all surfaces and sizes.
  • Never stuck automatic timer.


  • The Corda may tangle if the cable adjustments are not made.
  • Gets stuck in drains and ladders.

Hayward RC9990CUB Tigershark Robotic Pool Cleaner with Quick Clean Technology (Automatic Pool Vacuum)

Featuring intelligent microprocessor-based technology, Tiger Shark is the workhorse pool cleaner of the industry. Tiger Shark model is known for its quick cleaning ability as it can clean the floor, pools, walls, coves and water lines in about three hours. It is also easy to use and maintain.

There is reduced backwashing in this model that leads to separate working from the pool filtration system and requires no hoses or hook-ups. An optional caddy card is also provided to make the handling of cleaners easy. This cart can also be used for storage of cables and cords.

A unique cartridge filter system is adapted to make the emptying simpler. Emptying has a simple procedure that involves opening the cleaner, removing the cartridge and cleaning with a hose. It cleans different pool surfaces like Gunite, Vinyl, Fiberglass, Pebble, and Tile. An efficient 24-volt motor is designed to use less energy and lower cost.

Coming with a warranty of one year and weight of about 12 lbs, Tiger shark sums up as a pretty good choice.


  • The power unit works very efficiently.
  • Cleans a range of platforms in comparatively less time period.


  • Does not reach the corners.
  • The debris cart cannot be emptied easily.

Dolphin Oasis Z5 Robotic Pool Cleaner with Caddy and Remote

Designed from the ground up for agility, movability, and climbing performance, The Dolphin Oasis delivers a highly optimized cleaning and improved efficiency. Combined with the internal gyro, the cleaner can run up on a straight line even on concave and convex surfaces. With the designation of three motors, it also provides an independent pump motor that pumps 4233 gallons of water per hour using the premier suction pipe.

The twin industrial DC motors are powered by two drive tracks that provide an excellent suction ability. Oasis Z5 is also enriched with split brushes that gives better cleaning. A swivel cord technique is also used to eliminate tangling problems of wires and cables. A 360-degree movement technique is also adapted.

It comes with a long three years warranty with rock solid protection. It possesses top class warranty of its own kind. It is of tried and true design that is the premier workhorse of the dolphin fleet. Overall, this is the product that is worth the money.


  • Cleans up concave and convex surfaces.
  • Independent pump motor.
  • Twin industrial DC motors are adapted.


  • Does a scrubbing job on the waterline.

Dolphin Cayman Robotic In-ground Pool Cleaner

If you are looking for an all-rounder robotic cleaner that does it all without burning a hole in your pocket, then your search ends at all-new Dolphin Cayman. Lightweight and Durable are the two significant qualities Dolphin Cayman possesses.

It has scrubbing hyper brush removes the hidden and toughest contaminants stuck in the pool wall and corners that is installed by engineers. The hyper brush spins with double speed for efficient pool cleaning.

Also, it removes stubborn debris from rough pool surfaces and tiles for a deep clean surface. It also reduces problems like muddy unclear water and algae accumulation cleaning regimen that eliminates the root of the problem. With its massive top access filter compartment, it is relatively easy to simply lift top hatch and grab the cartridge handle for easy and mess-free removal.

A conventional robotic pool cleaner is attached to prevent the struggle while slipping. A warranty of one year, 33 power supply options, Smart-Nav 2.0™ Robotic Scanning and advanced wall climbing makes Dolphin Cayman worth every penny.


  • The power supply comes with all 3 options (Weekly timer, Fast mode, Delayed Operation).
  • Power box with Bluetooth icon.
  • Lightweight and easy to use.


  • Does not work at unusual angles and does not climb the stairs.
  • The power cable curls unwantedly.

Dolphin Quantum Robotic Inground Pool Cleaner

With top accessed filter tray, Dolphin Quantum is an extravagant product. It comprises of a massive 400 square inch top-loading cartridge filter that is the largest ever in a pool robot and provides larger capacity than prior units. The product has Hypergrip Continuous Rubber Tracks that gives tough competition to other wheeled pool cleaners.

Even the smallest fine debris and algae can be trapped in the Micron Filtration technique. The days when pool cleaners used to wander aimlessly are now gone, Dolphin Quantum comes with a 2.0 Efficient Robotic Navigation system that directs the pool cleaner to clean a path properly.

Hyperbrush™ Dual Scrubbing Brushes are also combined with the highly equipped Vectored Power Jet 3D™ to ensure deep cleaning and easy mobility. The geometry of the Quantum tray with filters is a large volume 3-D trapezoid as opposed to the 2x low volume 3-D triangles of the Premier.

Jets of this pool cleaner help it in moving around better thereby ensuring thorough cleaning by removing even the finest particles of dust and grime.The rubber tracks attached to it are helpful in maintaining a good grip even in slipperiest of surfaces.

Dolphin Quantum comprises of a multitude of features which make it one of the best robotic pool cleaners available in the market. In comparison to many other pool cleaner models, it ensures more power, better navigation, a huge cartridge and better energy saving abilities.


  • Vectored Power Jet 3D for deep cleaning.
  • 40 metres long swivel cable.
  • Hyper-grip Continuous Rubber Tracks.
  • Hyperbrush Dual Scrubbing Brushes.


  • The bottom unit drains at every new cycle.

Robotic In-ground Pool Cleaner Buying Guide

While purchasing a robotic pool cleaner, there are few points that you need to consider. We have listed those points as follows-:

Pool size

Some robotic pool cleaners are designed according to the need of different pool sizes whereas some just don’t seem to work properly on larger pools. There are many pool cleaners in the market which are ideal for all pool types. Hence, determine your pool size and make the purchase.

Pool surface

The Residential pools are made of materials like concrete, fiberglass, tile and vinyl. But all robotic cleaners can brush and filter such materials. A few cleaners are designed for both horizontal and vertical surfaces where many are degraded for not climbing up the stairs and walls.

The Swivel Cables

The swivel cables sum up as a principal feature while buying the best pool cleaner.  The robotic cleaners sometimes make a mess of cables while climbing up the wall or rotating at 360 degrees. Hence, the swivel cables act as a solution to tangling problem.

Safety Features

Safety is an integral and important part while buying a robotic or automatic pool cleaner. It is recommended by experts to use the provide you autonomous timer settings, swivel cables and a reliable cover.


Robotic pool cleaners are not purchased by all which is why they cost a fortune. Therefore, it is vital to find a pool cleaner that provides the customer with trustworthy warranty plans. An expert’s advice indicates that it is best to buy a pool cleaner with at least 24 months warranty.

Editor’s Choice

Needless to say, is Dolphin 99996403-PC Dolphin Nautilus is the best pool cleaner available in the market which has a minimal number of cons. This is undoubtedly a supreme product that runs on advanced technology and uses a smart design to float, climb and roll on the water surface.

For an average pool, the Dolphin takes only 2.5 hours to make the water crystal clear. It works automatically by scrubbing and vacuuming out the debris from the pool. Every function is completely automatic, so you don’t have to be concerned about settings and programming up the cleaner.

You do not have to worry about the shape or size of your pool as this one pool cleaner is capable cleaning all kinds of pools. It is endowed with a software which helps it in working systematically by scanning the pool completely and then working on it. We bet you that finding a pool cleaner that is better than this is difficult!

Final Thoughts

Pool cleaning is a challenging job that takes up a significant amount of your time. The creation of such advanced level of pool cleaners helps you cut down on hiring costs and saves you from the hassle of cleaning your pool manually. Moreover, there are numerous options available in the market suitable for different needs.

A good pool cleaner not only saves your precious time and is a one-time investment. The vast variety of pool cleaners allows you to enjoy summer days by the poolside and reduces the monthly investment you make in paying professional help.

In this article, we have researched and presented you with outstanding features of some best pool cleaners. These are editorial and unbiased product reviews that give you a fair idea about what to choose for your next purchase.

Our Reader Score
[Total: 5 Average: 5]
  1. I have a 1500 gallon storage tank and would like some input on filtration as the water in the storage tank water will sit there longer before it’s cycled through to the house. We have a well and only recently added the storage tank and booster pump to keep the well pump from working so hard as it’s 360ft down.

  2. After reading the reviews here and watching video reviews on Youtube we decided to try the Dolphin Nautilus. It appears that lots of people really like it.

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