9 Best Aquarium Canister Filters: Reviews, Buying Guide in 2019


If you’re a fish owner and you want a better way to make your tank water clearer than average, then you’re going to need the best aquarium canister filter on the market. If you don’t, you could risk the health of your fish and any aquatic plants you have in the tank. To help you choose the best canister filter, we have researched based off of canister filter reviews.

Best canister filters are an excellent choice for larger tanks especially when you want the water to be crystal clear and clean. What makes them different from standard filters is that they can be concealed entirely and therefore not in eyesight when you look at the aquarium. These fish tank canister filters will help force the water in the tank through what is called a filter media. These filter media are good at removing any additional matter or the breeze within the aquarium. Canister fish filters are very adaptable to a variety of different situations which require cleaning of the tank water. You can choose to customize the type of filter media you install which will then take care of many various problems. It is possible to make a custom build filtration system specifically for your aquarium type. You can install diatomic sleeves to help give that water a better polish look, or you can install extra rings or sponges which will help encourage healthy bacteria colonization and increase the Factive Ness of the biological filtration system. Using any other mechanical media can help aquarium get rid of any waste of your choosing. Chemical fill Traciann can also help remove any harmful toxins, resins, and help remove anything that could compromise the health of your aquatic friends. You'll find that many other filtration Systems work poorly and sometimes they could even damage the health of your aquatic friends. By owning a canister filter, You can customize the type of filter to which type is needed in your tank. Many other types of filters can be harmful and damaging and produce chemical waste that you do not want in your tank. Many of the other filtration systems will also fall into the tank and will be hard to remove. Why waste your money on a unit that is harder to use, maybe dangerous to your animals, and isn't designed to help give them a healthy living environment? Choose the best canister filter that will serve your tank well!

Top Rated Canister Filter Reviews

Listed below are the top canister filters for 2019 and the canister filter price. Each of these has a list of key features, a pros and cons list, and user reviews from online websites. Hopefully, this compiled list will help you find the best budget canister filter that will fit your needs for your specific aquarium tank.

1. Fluval 406 Canister Filter Review

Fluval External Fish Tank Filter

The Fluval canister filter has superior filtration and works for many sizes of aquarium tanks. It is the best freshwater canister filter and for saltwater aquariums. The canister often offers a tremendous capacity for fill Traciann systems. It has an advanced motor technology which has a powerful motor, contains a steady flow, and helps scheduled maintenance is. It also has quiet operation. This quiet operation has precise engineered burying minimizing impellers which vibrate upon the cover to help reduce but noise. With a multistage filtration system each part will be separated for max and min maintenance using the entire canister to help optimize all of the filtration efficiency. The mechanical stage has a large capacity, which has twin foam pre-filters which absorb more debris and any other organic particles and it helps prevent the media from getting clogged. After the last stage is the chemical and biological stage. These models allow easy and mess-free media removal.

  • Multi-Stage Filtration - health spf healthier water and healthier fish
  • Large Size - This is the best canister filter for 100 gallon aquariums.
  • Sound Dampening Impeller - The sound dampening impeller is quiet and will help push the water around and into the filter.
  • CLog Proof Intake Strainer - Reduces the chance that a clog will occur.
  • Dual Layer Foam Screen - Helps prevent the buildup of foam.
  • 3 Year Warranty
  • Leaks - This unit leaks from every once in awhile.

2. Penn Plax Cascade 700 GPH Canister Filter Review

Penn Plax Cascade best Canister Filter

The Pen Plaques Cascade 700 is one of the best canister filters that is effortless to install and works excellently. The filter will come with all the essential accessories to help connect your tank to the canister filter and less than 30 minutes. There is a quick push button that will help prime your canister, and it has two independent directional rotating valves that make the place easy to fit. It has adjustable Flori control, and you will be able to adjust to your liking. On the side, it has a pool style hose clamp to make it easy to set up and put into place. The sturdy rubber mounted tip base will keep the unit in place even if it is knocking. The pump comes with some large filter trays which you can put your type of media into the input/output tubing. These large filter trees mean that you no longer have to clean out the filters as you can insert more massive media into the train. It comes with an airtight sealed which helps ensure the flow rate will be as quiet as possible while in operation. Lastly, there is a directional suspender that helps pump the water into the filter making sure that it does not miss anything.

  • Self Priming - The system comes with an easy to push button that will instantly prime the canister filter to your aquarium tank. Making it easy on you to set it up within a short amount of time.
  • 360 Rotating Valves - These rotating values help push the water into the filters and then dispurse it to the rest of the tank.
  • Sturdy Tip-proof Base - Helps keep the whole canister filter located in the spot you locate it even after a long period of time.
  • Adjusted Waterflow - You can adjust the water flow to your liking.
  • Large Canister Filter - There are large media baskets that allow you to install bigger filters that ensure that you have to do less cleaning.
  • Short Lifespan - Many people enjoy this model, however, it has a short lifespan of under a year and will need to be replaced. This is likely due to the fact that it has larger media filters and thus works harder than most other models.

3. Marineland Magniflow Canister Filter Review

Fluval External Fish Tank Filter

The Marineland best canister filter is a great pic or larger tanks. The canister lid's help creates a watertight seal. Include a polishing filter which helps remove any debris that is not seen to the naked eye. The biofilter balls and ceramic rings help create a good amount of good bacteria within the water. The black diamond carbon helps remove any smells, discoloration, and any bacteria in the water. And includes a filter foam pad which will help screen out any dirt or debris which are commonly seen by the eye. It has a multi-stage filtration system which works better faster and quicker than many other brands on the market. It has a powerful designed that offer see the ability to customize any upgrades if you would like. Be sure to install the seal on the gasket in the canister lid or else he will risk it not working correctly. The quick prime button can also help you filter any water out of the chambers and will help sell prime the system.

  • Water Tight Seal - Ensures that the filter doesn’t leak outside of the tank.
  • Polishing Filter Pads - Helps the filter remove any small and fine debris from the water.
  • Bio Filter Balls & Ceramic Rings - Helps produce more surface area for the growth of bio spires.
  • Black Diamond Carbon - removes any discoloration, water impurities, and remove any odors coming from the water.
  • Filter Foam Pads - Helps filter out any dirt or small debris that are visible to the eye.
  • Microbubbles & Foam - the unit produces too much microbubbles and foam after a few months of use. This is likely due to some of the filters breaking down and being unable to produce the bubbles slowly.

4. Hydor Professional 600 Canister Filter Review

Penn Plax Cascade Canister Aquarium Filter

The Hydro professional 600 canister filter is an excellent external canister filter setup designed to be installed in the modern aquarium tank. You can make the most use of any limited space underneath your aquarium, and it still has maximum performance and is very versatile. It has an easy to prime the system which is integrated, and all it takes to start the filter is a simple press of a button. It comes with many features including a high-capacity filtering system, safety locks to help prevent any slippage. It also comes with a long-lasting ceramic shaft which helps filter water at a superior. It also operates super quietly and does not produce any noise or vibrations.

  • Easy Priming - Easy priming with the simple press of a button. No hassle or installation and changing settings.
  • External Filter - The external filter is located outside of the tank and can easily be cleaned.
  • Durable Ceramic Shaft Motors - These help cycle the water throughout the tank and are created to be durable.
  • Safety Lock - Safety lock feature is installed so that it does not slip.
  • Silent - No noise or vibrations are created thus leaving both you and your aquarium dwellers undisturbed.
  • Leaks - leaks from time to time, to prevent this you will just need to make sure that everything is correctly put in place. Also make sure that there is a towel placed underneath the tank and canister filter.

5. Fluval Canister Filter FX6 Review

Fluval External Fish Tank Filter

The Fluval fx6 aquarium canister filter is a very high-performance canister with many features designed to make it easy to clean out your aquarium tank. It has a large capacity which is compact yet can easily help pump and output of 925 gallons of water for circulation. It has a set circulation of around 563 GPH which can help produce cleaner and healthier water. The filter material can be placed with a removable stack of media baskets which will help filter your water to your liking. You can choose the type of filter you wish to install in the system. The baskets are very precision tight and will help illuminate any extra water, making the filtration system more efficiently crew. Basket can hold a total of 9.5 liters of media, and you can mix and match these media and any layer you want. Each of these areas is lined with a foam insert to help maximize the pre-filtering process. This advanced technology will help employee that the electronic circuit board will not malfunction and will continuously monitor the pump. Installed is also an impeller which helps circulate the water for optimal for us. It also has a self-starting feature which if I Q8 air and can help the system quickly start up without any setups or complicated priming. It has a 12-hour cycle and will pause every once in a while to allow any of the trapped air to escape ensuring that there is no extra noise.

  • Multi-Stage Filter - helps produce a healthy living environment for all your aquatic animals and plants.
  • Smart Pump Technology - helps to produce an even cleaner and more filtered water.
  • Self-Starting Filter - will start to operate right after you add water to the filter and plug it in.
  • Large capacity - can be used for aquariums that are up to 400 gallons of water.
  • Short Lifespan - This unit has a very short lifespan that doesn’t clock over a year of use. You will have to replace it. It works great while it lasts, but many have said that you will start to hear noises and it starts to break down. Please be aware of this.

6. Aquatop CF500UV 5-Stage Canister Filter Review

Penn Plax Cascade Canister Aquarium Filter

The Aquatop canister filter includes a UV Sarah Lizer to help expel any algae pores that may be swimming around in your aquarium tank. Canister filter can be used up to 175-gallon tanks. It has an extremely quiet operation and does not make any vibration noises while in use. It has a 4+ one stage filtration system which includes a variety of different types of field Traciann. The whole unit can filter up to 525 gallons each hour and is suitable to be used on very large tanks.

  • UV Sterilizer - The UV sterilizer can help eradicate any algae or potential algae spores that may be lurking inside the water tank.
  • Large Capacity - You can use this canister filter for up to 175 gallons of water.
  • Quiet Operation - The unit has built in systems to help make a quiet and enjoyable filtration system. This can help you and your fish be more calm.
  • Fast GPH - This canister filter can filter up to 525 gallons an hour.
  • Leaks - Many people have experienced that the unit starts to leak after a few months and can leak up to over a year. Just make sure that all parts are set correctly and that if the unit leaks you either send it in for maintenance or put a blanket underneath it.

7. SunSun Hw304B 525GPH Pro Canister Filter Review

Fluval External Fish Tank Filter

The Sunsun canister filter has a built-in UV sterilizer that is ideal for the use of tanks of up to 150 G. I can handle up to 525 gallons per hour of water and can help produce crystal clean water relatively fast. Only have to wait a few hours before your tank is sparkling clean. You have the option to install flexible media trays what you can custom choose which type of media you wish to install for your tank. They're also carbon and ceramic rings along with bio balls to help give a little extra boost to the Clarion water as it gets filtered. This is because the most time when it's filtered, you'll find that the water misses out on many nutrients and minerals that are usually in waters. This canister filter uses a mix of mechanical, chemical, and biological filtration systems. It has a UV sterilizer if I can help kill any algae spores that may be lurking in the tank. It has a self-priming pump which means you don't have to waste time with figuring out what settings it will have to be set at.

  • Large Capacity - can filter aquariums up to 150 gallons.
  • High Flow Rate - can run at 525 gallons per hour.
  • Premium Carbon Filter - Helps filter any debris or bacteria that is forming into the aquarium water.
  • Ceramic Rings & Bio Balls - which help put good bacteria and other healthy minerals back into the water.
  • Short Lifespan - The unit works for a decent amount of time and will keep your aquarium stay super clean and clear, however, it usually does not last over a year.

8. Fluval 106 Canister Filter Review

best Penn Plax Cascade Canister Filter

The Fluval 106 canister filter is one of our newly refined aquarium canister filters. It is built to be extremely durable and has a more powerful motor than any other of the Fluval canister filters. It has more user-friendly features which ensure that it's easy to set up, customize, and easy to maintain. Each filter and hold a more substantial amount of media, and you can choose which ones you want to install within your filtration system. These multiple filter ration baskets that are installed are packed with necessary media for either mechanical, chemical, or biological filter rations. For added cost mobility it has four different removable media basket just to which you can install the media you want. It comes with adjustable flow rates and a canister filter for more efficient and powerful cleaning. It also includes instant priming for easy setup, single motion left lower clams to keep it in yes, clog group intake filter, so it does not clog up on you, and a dual air phone screen to help prevent any foam from occurring on top of your water tank.

  • Multi-Stage Filtration - Canister filter for saltwater aquariums and freshwater aquariums.
  • Small Canister Filter - this is great for smaller units that are up to 25 gallons.
  • Sound Dampening Impeller - help create a quiet filtration environment for both you and your fish.
  • Clog Proof Strainer - that prevents the filter from becoming backed up.
  • Multiple Media - gives you the option to install multiple types of media.
  • Low Durability - This product is not created from the most durable parts, so you’ll find that it is susceptible to many different types of cracks or indentations. Please Make sure that you are very careful while installing the product as this can help prevent it from cracking.

9. EHEIM Classic 2215371 Canister Filter Review

Fluval External Fish Tank Filter

The EHEIM canister filter has a promo elastic silicon seal which helps the pump stay closed and save even after cleaning. It has filter sponges and media filters which you can choose between to customize to your tank. It comes with a spray bar, hoes, and let pipe, and installation accessories. All of these will need to be fitted together to create the canister filter. It also comes with filter media provided and created by the company and valves.

  • Silicon Sealing Ring - for making sure that the system is sealed and will not leak.
  • Filter Sponges - for loose installation of different types of medias.
  • Accessories - inlet pipe, spray bar, hose, and many more installation accessories.
  • Filter Media & Valves - easy installation and gives you the option to install selected media.
  • Leaks - The unit may leak from time to time. If your unit happens to arrive broken then contact the company, as they provide a 1 year warranty.


The benefits of owning one of the best canister filters are that you will be able to have crystal clear water in your aquarium tank. You will not only be helping your fish, and aquatic life has a better living environment but will also be providing them with essential nutrients and minerals that will help them live a longer life. Many people don't realize how important it is to put minerals and other essential ingredients back into the water after it's filtered, I canister filter can help you do that. But the canister filter you can also choose what type of media you want to be installed, that way you can be custom-made to the type aquarium tank you have.

When buying the best canister filter for the aquarium, you're going to want to make sure you're buying one that is substantially fit for your size of the aquarium tank. Many people overlook this aspect because they believe that it's not important. However, you need to avoid doing this. The size of the canister filter is extremely essential to get your aquarium tank cleaned. If you buy two small of a canister, you risk not getting enough of your tank clean, plus putting your fish at risk. Getting too big of a filter can also have the same effect, so be careful when choosing the best canister filter. Lastly, you'll want to consider what type of media you want to install and any other features you may want your canister filter to have.

The best canister filter we found on the market for this year is the Fluval fx4 filter. It has a great multistage fill Traciann system that supports both freshwater and saltwater aquariums. You can use it for up to a hundred gallons of water, and it has an increased flow rate of 383 gallons per hour. It's both quiet, holds more water in the canister, and has a clogged proof intake strainer which can help prevent it from clogging up. It also has a dual layer of foam screen preventing that horrible layer of foam congesting the top of the water canister filter. Lastly, if you're not completely satisfied with the filter, it comes with a three-year warranty. Hopefully, this guide has helped you learn more about canister filters and how to look for the correct aquarium canister filters for sale.