Pentair Prowler 920

Pentair Prowler 920 robotic pool cleaner review


Product score

The scoring is based on user reviews and experiences on major online stores and our personal opinions about the product. We consider how well it works, its features, how much it costs, and how easy it is to use when we give something a score.



Table of Contents

A robotic pool cleaner can take on the tedious and time-consuming task of cleaning your pool so that you don’t have to. Not only will it ease your life, but it can also save you money in the long run. The Pentair Prowler 920 is a powerful pool cleaner that received excellent reviews. Let’s see what makes this unit special.

Introducing the Pentair Prowler 920

The Pentair Prowler 920 robotic pool cleaner is a high-tech solution for keeping your inground pool looking its best. Featuring powerful scrubbing action and an advanced tracking system that allows it to work quickly and efficiently, the Prowler 920 is the perfect choice for anyone looking to get a clean, sparkly pool without having to lift a finger. Whether you need a thorough cleaning of the entire pool, or simply want to focus on the hard-to-reach areas around the tile line, this advanced robotic cleaner has you covered.

Pros and cons

There are several pros and cons to consider regarding the Pentair Prowler 920 robotic pool cleaner. On the one hand, this unit is remarkably easy to use, with a simple, intuitive design that makes getting started and cleaning your pool a breeze. Additionally, by lowering energy costs, this unit saves you money in the long term. And when it comes to cleaning jobs, the Prowler 920 is targeted and efficient, effectively grasping and removing debris from your swimming pool.

Prowler 920 underwater

However, there are also some downsides associated with this particular robotic pool cleaner. For one thing, no caddy is included with the unit itself; while caddies are generally considered optional extras for robotic cleaners anyway, they can nevertheless be very useful and convenient tools for storing your cleaner between cleans.

Additionally, although the warranty service for the Prowler 920 is relatively decent at 60 days, compared to other models that typically offer two or 3-year warranties, 60 days is still fairly short. Overall though, despite these setbacks, the Pentair Prowler 920 offers plenty of benefits that more than outweigh its few shortcomings. So if you’re looking for an easy-to-use and reliable robotic pool cleaner with excellent performance capabilities, then this may just be the device for you.

The features of the Pentair Prowler 920

  • High-speed scrubbing brush
  • Top access filtration basket
  • Daily cleaning schedules with a built-in weekly timer
  • Fast and easy debris removal
  • Customizable filtration levels
  • Energy saver
  • Easy to clean
  • All-surface deep cleaning
  • Large- or Fine-Debris Filtration Cartridges

The Pentair Prowler 920 robotic pool cleaner is a powerful and versatile tool for keeping your pool sparkling clean and well-maintained. Some of its key features include a top-access filtration basket, which allows you to customize your filtration level or quickly swap between two different types of debris baskets during touchup prep, as well as a built-in weekly timer that lets you easily set cleaning schedules, allowing you to spend more time enjoying your pool with family and friends. Additionally, the Prowler 920 features a strong, durable design that makes it suitable for all types of pools.

Pentair Prowler brushes

Get a powerful and efficient cleaning solution for your inground pool. With its high-speed scrubbing brush, this cleaner provides deep cleaning action that allows it to reach every inch of your pool’s walls and floor, including the hard-to-reach tile line. What’s more, this cleaner features rugged construction and a durable design that makes it an ideal choice for busy pool owners who need a dependable and easy-to-use cleaning solution. Whether you’re looking for a simple, plug-and-go option or are looking for a high-quality cleaning device that you can count on time after time, the Pentair Prowler 920 robotic pool cleaner has everything you need.

The Pentair Prowler 920 offers a range of features to make pool maintenance easier and more efficient. Perhaps most notably, the Prowler boasts energy-saving capabilities, as it does not require using your existing pool pump or a booster pump to operate effectively. Additionally, this cleaner offers fast and easy debris removal with its top-access filtration basket and flexible choice between large or fine debris filtration cartridges. Finally, the Prowler’s versatile design makes it well-suited for use on pools of various shapes and sizes.

User reviews and experiences

The Pentair Prowler 920 robotic pool cleaner is a highly-rated and well-reviewed unit that has received overwhelmingly positive user feedback. Many users have praised the Prowler 920’s reliable and efficient performance, citing its ability to quickly and effortlessly remove dirt, grime, and debris from all areas of the pool. 

Pentair prowler 920 from behind

While most experience with the Prowler 920 has been positive, some users have had less satisfactory experiences. Some reviewers have complained that the Prowler 920 can sometimes get stuck, taking upwards of 20 minutes to figure out how to free itself. Additionally, others have reported missing the Bluetooth feature of the unit, which allowed for remote control via a smartphone app. 

Despite these few negative experiences with the product, overall reviews for the Pentair Prowler 920 remain positive, demonstrating this unit’s efficient and dependable pool cleaner status.

Common questions

Prowler 920 cleaning walls

Does the Prowler climb walls, and if so, does it go up to the water line?

  • Yes, it does. It climbs the walls, and then it just breaks the water line.

Can this unit be used in an above-ground pool?

  • No, this unit was designed for in-ground pools only.

Does it pick up algae? And what micron size?

  • If there is a lot of algae in your pool, it will remove some. However, regular pool cleaning will prevent further algae buildup. Its filters can clean at about 2 microns.


The Pentair Prowler 920 robotic pool cleaner is a highly functional and efficient design. Its compact form makes it easy to lift and effortless to store, while its ability to navigate around the contours of any pool shape ensures that even the hard-to-reach areas are effectively cleaned. Additionally, its climbing ability allows it to navigate the walls of your pool even when other cleaners might have difficulty reaching these elevated surfaces. 

It comes with an energy-efficient multi-functional power supply where you can program weekly cleaning schedules and cycle times to save time and energy. Overall the Prowler 920 was designed for convenience and to minimize effort so you can spend more time in your pool with family and friends.


Pentair Prowler 920 filter

Maintaining the Pentair Prowler 920 is an essential part of ensuring that this powerful robotic pool cleaner performs at its best. The Prowler features a fast and easy debris removal system with a top access filtration basket, which should be emptied regularly. Additionally, it’s important to clean the main brushes under the robot on a regular basis to prevent debris buildup that can lead to malfunctioning. All brands of robotic pool cleaners provide comprehensive support and replacement parts as needed, making maintenance of the Prowler 920 both easy and straightforward. Ultimately, with minimal time and effort, you can ensure that your robot will continue to provide highly effective cleaning performance for years to come.

Should you buy the Pentair Prowler 920?

Pentair Prowler robot pool cleaner

When it comes to efficient and effective pool cleaning, the Pentair Prowler 920 robotic pool cleaner is an excellent choice. Whether you need a compact design that doesn’t take up too much space or you are looking for a tool that will save you time and energy, this robot cleaner has everything you need. With advanced technology and easy-to-use features, this cleaner can help prolong the life of your pool by removing dirt, debris, and other contaminants from even the most hard-to-reach areas. So if you want to spend less time cleaning your pool and more time enjoying it, then the Prowler 920 is the perfect choice for you. 

Before investing in a robot pool cleaner, you should definitely consider its price, its features, and capabilities. Also, you should check out similar models in the market to make a more informed decision, such as the Dolphin Sigma, Dolphin Premier, or the Dolphin m600.


When it comes to keeping pools clean and well-maintained, there is no better tool than a robotic pool cleaner. These powerful machines can quickly and thoroughly clean even the most difficult-to-reach nooks and crannies of your pool, leaving it spotless and sparkling clean. And among all of the available options, the Pentair Prowler 920 robotic pool cleaner truly stands out.

Prowler 920 cleaning

With its powerful cleaning action, innovative design features, and ease of use, this model offers everything you could want in a robotic pool cleaner. So if you’re looking for an efficient way to keep your pool looking its best year after year, you simply can’t go wrong with the Pentair Prowler 920 robotic pool cleaner. It’s the perfect choice for anyone who wants their swimming oasis to look as good as new!

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