10 Best Aquarium Power Filter – (2021 Reviews & Guide)

Fish are incredibly best for all individuals. Aren’t they? Owning an aquarium with an assortment of fish in it is like owning a nice bit of living art. Art is a beautiful thing, right? Having these two things, fish in an aquarium, you will need the best aquarium power filter.

A power filter keeps the water perfect and circulates air through. Also, expel all hints of microscopic organisms, algae, nitrate, ammonia, and different components to keep the water clean and safe for your adorable pets. We have reviews on the best filters to help you select the perfect one.

Best Aquarium Power Filter Comparison Chart

Product NameFlow RateDimensionsWeightPrice
Aqua Clear - Fish Tank Filter500 GPH7.1 x 13.9 x 9.1 inches4.52 pounds
MarineLand Penguin350 GPH15.2 x 6.1 x 8 inches2 pounds
Aqua-Tech Power Aquarium Filter-6.2 x 14.3 x 7.8 inches2.78 pounds
Aqueon Quietflow E Internal Power Filter290 GPH6.2 x 6.1 x 2.4 inches7.2 ounces
Fluval C Power Filter264 GPH8 x 7 x 4.5 inches2.16 pounds
Fluval Hagen Sea Circulation Pump for Aquarium265 GPH3.6 x 5.6 x 3.8 inches9.6 ounces
Whisper In-Tank Filter with BioScrubber for aquariums26 GPH3 x 3 x 7.4 inches1.5 pounds
Marina Power Filter92 GPH3.7 x 7.3 x 6.5 inches1.8 Pounds
MarineLand Penguin200 GPH9.5 x 6.2 x 8 inches2.3 pounds
Penn Plax Cascade Hang-on Power Aquarium Filter300 GPH8 x 8 x 5 inches2 pounds

Have you ever heard of hang on the back filter? Then you have a close idea about what an aquarium power filter is. An aquarium power filter is essentially a hang on back filter that capacities by drawing water from the tank, with the guide of a lift tube, into a filtration chamber. The filtration chamber separates the water is through various media; organic, mechanical, and compound. It then discharges the water into the tank once more. In this way, the items attempt to reuse the water, assisting with keeping up a reliable (water) condition inside the aquarium.

Different brands and models of the filters and the kind of media they utilize have different ways of maintenance. Many power filters use cartridges media that fit the particular model of filter you have. You can wash out this cartridge when you do water changes to expel debris. 

It is worth noticing that; however, the method of activity and all-encompassing target of the aquarium power filter are comparable; their structure could differ. For example, while some may circle the stepped-up water from back to front, others might be intended to do as such from the base to the top.

Best Aquarium Power Filter Reviews

We have provided you with reviews of top ten best aquarium power filters on the market today. Check out their individual reviews in details so that you can choose the right one depending on the features that you want.

The Aqua Clear Power Filter gives proficient mechanical, compound and natural filtration, yet has a special waterfall structure that permits it to work quietly.

Before purchasing this item, make sure that you approve of the way that it is less compact, unlike other power filters in the market.  You can experience a few issues with its smaller design. However, it is as yet an ideal decision!

What I like

Aqua Clear Power Filter is ultra-calm yet, at the same time, moves a lot of water. It also takes into account vast designing with the filter media.

What I don’t like

I dislike how the propeller box tends to confine debris.  I mean, we are trying to get lead of these waste, not trap it.

With a filtration volume up to multiple times bigger than many contending items, it’s ideal for 40-70 gallon tanks. It comes with BioMax, Aqua Clear Foam, and Cycle Guard, Activated Carbon.

  • This power filter accompanies enormous filtration media
  • Aqua clear power filter is Quiet when in use
  • It Holds a gigantic measure of filtration media
  • It has outstanding filtration capacities
  • Aqua clear requires a tiny storage space
  • Its media bags are very costly
  • It can be a struggle exchanging the filter media

You can trust in MarineLand penguin power filter to give your aquarium completely clear water since it provides a comprehensive three-organize filtration that includes natural, mechanical, and compound procedures. The water flow rate of this filter is at 350 gallons for every hour, which is a perfect flow rate to keep your fish safe.

What I like

What’s impressive about this model is the amazing durability that it brings to the table. We can say that it’s design consist of solid parts to enhance long term usage.

What I don’t like

You need to utilize the rite size cartridges, which confines you with just having the option to use the carbon that accompanies the cartridges.

It comes with three viable bio-wheel filters and Penguin Rite-Size cartridges that prepare it to for use very quickly upon buying. Because of this item, you will be able to dispose of algae, fish squander, nitrate, toxic ammonia, and different substances in your lake water.

  • Accompanies BIO-wheel plan that guides in nitrification
  • A perfect for a 70 gallons fish aquarium
  • Filter establishment is easy
  • Users can utilize four cartridges at the same time
  • Fit for conveying simple natural, substance and mechanical aquarium filtration
  • There is an absence of adjustable flow option
  • It can get noisy after sometime

Aqua-Tech Power Aquarium Filter features three filter cartridges that are very simple to supplant. This feature makes a sterling showing with improving tank water development, filtration, and course. Besides these, the segments of the filter are tough and top quality. As of the filters, these are easy to supplant. They are skilled at catching squanders, different sorts of poisons, and foul scent. Furthermore, they could likewise make more progress than initiated carbon.

What I like

Interestingly, aqua-tech power aquarium filter design operates with a fountain-like operation that is unquestionably exceptionally relaxing and amazing to keep seeing.

What I don’t like

The fountain-like feature is not for everyone. If you have a larger aquarium, you will not enjoy this. This filter is only suitable for very small aquariums.

The intake tube and other different supplements are no difficulty inputting. Establishment and support isn’t something you should stress about.

  • It is a very cost-effective and effective filter
  • Creates a safe environment for fish and water plants
  • It is ideal for small fish aquariums
  • Aqua tech power filter operates silently
  • it entails the three-stage filtration system.
  • It is not perfect for large fish aquariums
  • The filter may fail after some time.

You can utilize this Aqueon Quiet Flow Internal item without any difficulty in aquariums with frames and those without. This is possible because it accompanies hanging clips and suction cups for cautious situating. Aqueon QuietFlow E internal power filter comes in different sizes. The 10-gallon unit offers nitty-gritty substance filtration; the 20 and 40-gallon units gives the other two conditions of filtration too (natural and mechanical). This power filter is fantastic, right?

What I like

Aqueon QuietFlow E internal power filter is known for being genuinely direct to install and use. You can just connect it, and you’re good to go.

What I don’t like

It is very disappointing that Aqueon QuietFlow internal power filter is not perfect for beta fish. The filters tend to confine them.

We wouldn’t suggest the Aqueon Quiet Flow Internal Power Filter for your small aquarium in case you have beta fish inside the aquarium. However, its price is reasonable.

  • The power filter’s price is reasonable
  • It is simple to set up and utilize this power filter
  • Gives magnificent filtration and makes the water completely clear for the wellbeing of the fishes
  • It has an auto-start pump that allows self-priming
  • This power filter can noisy
  • Takes a wide space in the aquarium

Fluval C power filter has a 264 GPH water flow rate; it’s optimal for medium size aquariums somewhere in the range of 40 and 70 gallons. The filter clips onto your aquarium for a simple and quick set up. It incorporates a Poly-Foam pad and Bio-Screen, increments that give it the additional filtration steps that set it apart from different filters.

What I like

The model furnishes you with the capacity to alter the filtration rate. When it is the ideal opportunity for the fish to duplicate, you can set it to minimum filtration.

What I don’t like

It has a little expensive selling cost; it also requires to supplant the media on a routine mode adds more to the expense.

Fluval C Power Filter goes a couple of steps past different frameworks, giving five stages of filtration: two biological, one chemical, and two mechanical. The outcome is a safe aquarium that is free from pollutions, staining, or perilous smelling salts and nitrites.

  • Fluval C power filter has Better filtration media
  • The simplicity of establishment and upkeep
  • A considerable measure of filtration every hour
  • It has Flexible filtration rate
  • It has cleaning indicators that display when it's time to clean the poly-foam
  • The impellers fail very fast
  • This power filter is noisy to some users

Fluval Hagen Sea Circulation Pump is a space-sparing size, and inventive structure limits tank interruption. Its design also improves vitality proficiency and conveys a smooth, expansive stream of the sea like ebb and flow. In contrast to different siphons, this proficient dissemination siphon communicates yield to help corals with a delicate, circuitous current.

What I like

This power filter doesn’t utilize a magnet outwardly of the aquarium, so everything is inside the aquarium. This means that it occupies less space.

What I don’t like

It is annoying how this specific model from Fluval makes a lot of noise during operation. I also don’t like how this model makes terrible vibrations.

  • This model Recreates regular reef currents
  • Secure, adaptable aquarium mounting
  • It is smaller, productive, simple upkeep
  • The power filter is Safe to use with clock framework
  • For aquariums up to 50 gallons/740 GPH
  • Fluval Hagen sea circulation pump is bulky
  • It is very noisy
  • It is less suitable for saltwater aquariums

Whisper in-tank filter accommodates 26 gallons for each hour siphon that can cycle a tank containing 4 gallons of water more than six times each hour. Its design has two filters in one.

A tiny saltwater aquarium might be simpler to keep up and keep up than an enormous tank. The Tetra Whisper Power Filter is an extraordinary passage level filtration framework and functions admirably for little tanks. This outside framework utilizes enormous whisper bio-pack cartridges and offers three filtration frameworks for your fish.

What I like

It creates a conducive environment for your fish. This model’s motor is submerged such that it doesn’t make any upsetting sound, and it can ensure a smooth activity.

What I don’t like

You simply should be cautious; however, because this gadget will, in general, suck little aquarium creatures, it also requires often cleaning.

  • It is perfect for 4 gallons aquariums
  • The model has a flow rate of 25 gallons for every hour
  • It is a space-sparing model that makes it ideal for littler tanks
  • Whisper in-tank filter comes with all necessary extras
  • It has a two-in-one filter
  • It motor last for a short time

In case you’re looking for a straightforward alternative for a reduced fish tank, the Marina Power Filter is an incredible decision. It comes in three sizes, for up to 10, 15, and 20 gallons. It incorporates Four-filter cartridges: two Bio-Carb and two Bio-Clear. Marina power filter is also conceivable to alter this filter by including your own selection of media. Do you have a betta tank? Well, you just got yourself the perfect power filter.

What I like

The slimline configuration makes the Marina Power Filter simple to fit even in little spaces where you don’t have a lot of room around your aquarium.

What I don’t like

Getting a power filter, you definitely need a product that you can use for the long term. Well, this is not the case with a marina aquarium power filter.

  • It is straightforward to install and utilize this filter
  • It has a friendly price
  • The engine is inside the aquarium water to ensure a noise-free environment
  • Its design is elegant and compact
  • The model is self-priming
  • You can’t adjust the water flow rate
  • Its filtration capacity is small

Do you have a small aquarium of about 50 gallons of water? Are you searching for a power filter from a well-known brand? The good news is that you are in the right place. The MarineLand Penguin Filter gallons is a decent decision for you. It offers a 3-way filtration for your tank water that includes biological, mechanical, and chemical forms.

What I like

The MarineLand Penguin 200 GPH power Filter for little tanks is a financially savvy option to protect your fish from stained and water with contaminations.

What I don’t like

As much as MarineLand penguin, 50 gallons power filter, provides a Bio-wheel filtration system, the system fails after a short time of usage. This feature is not likable at all.

  • Accompanies a definite guidance manual
  • BIO-Wheel offers a 3-way filtration procedure that assists with diminishing waste, staining, and so on.
  • It is perfect for small fish aquariums
  • MarineLand Penguin 200 GPH power Filters comes at an affordable price
  • This power filter produces a lot of noise
  • Does not have an adjustable water flow rate

The model can convey an amazing filtration pace of 300 gallons for each hour. The completely clear water you get from this filter motivates you to continue utilizing it. Penn Plax cascade aquarium filter will get rid of cloudy water, making the water in your aquarium look attractive and healthy for your fish pet.

This brand brings this filter to you a progressive filtration media. Its Bio-Falls Quad-Filtration framework will give the extraordinary filtration you require for your aquarium.

What I like

The quiet idea of this power filter leads to its appealing characteristic to most individuals who feel that it merits having for their fish aquarium.

What I don’t like

For such a good aquarium power filter, I think it should move more water. This model’s flow rate is very slow, which is not appealing.

  • Its filtration limit is incredible
  • The filter evacuates destructive synthetic chemicals
  • This filter is ideal for both saltwater and freshwater aquariums
  • Penn Plax cascade aquarium filter has a regulate the able flow rate
  • The development of Penn Plax cascade aquarium filter is not perfect
  • The cartridge clogs easily requiring regular cleaning

Buying Guide

We should tell you that selecting the best aquarium is not going to be easy. To ensure that you have an easy time choosing, follow our buying guide.

Tank Size 

You can know the correct filter for your tank side by perusing the details of the water limit (in gallons) on its bundling. This detail is essential when shopping, and you’ll see the GPH (Gallons per Hour) esteem as well. 

Some Filters can deal with between 50 to 75 gallons of water. Also, the GPH esteem is the volume of (gallons) water that the filtration framework can process in 60 minutes. Get the correct size, for example, if you have a 20-gallon aquarium. There ought to be at least 1-inch size fish in each gallon of water. Thus, a 20-gallon tank can suit ten units of 2-inch size fish helpfully.

Filtration Media 

The aquarium media comes in various kinds of materials. You ought to be cautious about the materials as just a couple are appropriate for a decent filtration framework. Synthetic filter fleeces comprising nylon or polyethylene terephthalate, froths or engineered wipes, molten rock, clay, and different sintered glass, and silicon are the prime components of a mechanical filter. Furthermore, plastic bio-balls make the best natural filter. 

Water-Flow Rate 

The flow rate is a deliberate estimation of how much (in gallons) filters permit water to go through every hour. Each item has its rating, and you can discover this estimation of the bundling box before buy. Moreover, filters with high water-stream rates are amazing, and fish tank quicker than ordinary items.  


We generally suggest multi-practical filters for sound fish. The mix of numerous filtration frameworks in filter changes, starting with one model then onto the next. Additionally, a few filters have minimal functionalities, while others are appropriate for all types of fish. It’s the nature of your filter’s usefulness that makes it a decent item.  

The simplicity of setting up and maintenance  

You can spare time and the wellbeing of your finned companions by utilizing top of the line filters that help all filtration forms. In any case, not every one of these filters has low upkeep appraisals. There ought to be space for canister filters on the off chance that you pick them for your fish tank. As a rule, the size of canister filters is enormous, while the under-rock filters require more upkeep.

Noise and vibration

The top of the line models produces little clamor during activity. You have to important to consider low-heat producing filters to keep fish loose in the aquarium. By and large, finned pets love cool water regions, and a loud filter can unnerve them or increment water temperature. A filter that has minimal vibration will not produce a lot of noise


A fish aquarium filter can deal with squander from your fish stock without decreasing the tank’s water quality. In any case, a biological system of plants and the size of your aquarium will decide its lasting period. You’ll require a top-notch item if the supply of fish needs robust filtration frameworks. Low quality with short term usage will significantly disappoint you.

How Does A Power Filter Work

Power filters draw water up a lift tube and into a filter chamber; from that point, the water is pushed through a progression of filter media, giving chemical, biological, and mechanical filtration. Chemical filtration is a procedure by which synthetic added substances expel disintegrated from the water. The most widely recognized technique for synthetic filtration utilizes enacted charcoal.  

Biological filtration alludes to the procedure by which valuable microbes separate alkali and nitrite and change them into compound nitrate, which is substantially less harmful. For gainful microorganisms to flourish, oxygen-rich water is required, just as a surface that microscopic organisms can connect to, for example, shakes or sand. All aquariums ought to have a few arrangements for natural filtration, and with exceptionally little fish populaces, this by itself may be adequate to support the aquarium. In any case, in many aquariums, natural filtration will be only one strategy that is joined with others. 

Mechanical filtration is the thing that the vast majority consider as evident filtration. Hardware that expels strong particles from water by coursing water and stressing it through an aquarium filter. It is imperative to comprehend that mechanical filtration alone isn’t adequate since it doesn’t expel or change over alkali, nitrate, or nitrite in the water. 

Mechanical filtration serves to evacuate free-skimming waste before it rots into hurtful substances and to be gainful. The filter material must be cleaned or supplanted each two to about a month. Notwithstanding separating contaminants from the water, mechanical filtration helps with circulating air through the water.  

To viably keep up an aquarium, a filter should run all the water in the tank through the filter, in any event, multiple times every hour. While picking a framework, focus on what sort of filtration it offers—natural, synthetic, or mechanical. A few frameworks join the various types of filtration, to fluctuating degrees of progress.

How Do I Clean An Aquarium Power Filter

Cleaning your aquarium is important to enhance its functionality. Here is a procedure that you can follow when cleaning

  • Have new filtration media, a little pitcher, and a bucket
  • Fill about two-quarters of tank water in a little pitcher.
  • Turn the filter off and unplug the line from the electrical outlet. 
  • Tenderly lift the filter off of the aquarium and spot in a perfect basin. 
  • Expel the wipe or filter media embed. In case the wipe or filter media embed is refillable (contains initiated carbon), dispose of the filtration media inside it. 
  • Spot some portion of the tank water in a little bowl and delicately flush the wipe or media in it. 
  • Top off the washed supplement with crisp media (carbon), close, and put in a safe spot.
  • Evacuate any algae growth or lime stores from the filter lodging, and flush altogether with new water. 
  • Wash the new or topped off wipe embed utilizing the pitcher of tank water. 
  • Spot the flushed wipe embed into the filter lodging. 
  • Hang the filter back on the aquarium. 
  • Utilizing a little cup, somewhat fill the filter with aquarium water, at that point supplant the spread. 
  • Plug the filter in and turn it on. You presently have a perfect filter. Plugin the aquarium radiator if it was likewise unplugged

How To Install A Power Filter

After purchasing a power filter for your aquarium, the following line of activity will be to introduce the gadget. Basically, you situate the power filter is at the back or side of the aquarium. Some power filters are very easy to set up, but some will give you a hectic time installing them. The procedure that will state here is general for all types of power filters. So don’t you worry because we got you on that? In any case, before I go into imparting the means to you, it is critical to state out what things you have to pay unique mind to in the bundle. The things ought to include:   

  • A filter chamber into which have the chemical, biological, and mechanical media components 
  • Expansion lift tube 
  • Filter siphon and cord
  • Power cord
  • Cartridge and its holder 

Each of the above items is essential. If one is absent, then the power filter will not work as the manufacturer intended it to function. Having all these items, you are good to go for the actual installation process. For proper installation, here is a step by step guide.

  • Append the pump to the filtration chamber guaranteeing that it is safely set up 
  • Fix the lift cylinder to the siphon 
  • Presently take out the cartridge and wash with water to dispose of residue. The cartridge holder should  embed the cartridge and put into the chamber 
  • You can now be able to join the amassed power filter onto your aquarium with the guide of the suction cup or some other methods for connection given by the maker  
  • From there on, you should fill the aquarium with water, guaranteeing that the level [of the water] is close enough for the filter to attract the water effectively.
  • After you probably made the strides referenced above, you can connect the force string to get the aquarium power filter began.

Frequently Asked Questions

Q: How do I choose the size of the aquarium filter?

A: Different sizes of aquariums use different size filters. Most aquarium filters list what size aquarium they’re appropriate for. However, the hourly flow rate ought to be three to multiple times the volume of water your aquarium can hold. What do I mean? Take an example that you have a 40-gallon aquarium; your filter flow rate should be 120-160 Gallons per hour.

Q: Can a fish live without a filter? 

A: Strong fish can thrive without a filter, yet they won’t have a decent personal satisfaction, and their life expectancy is probably going to be short. Fish increasingly delicate to water conditions probably won’t make due by any means. Also, it will mean an immense measure of additional work for you, since you’ll have to perform water changes many times to keep the aquarium clean.

Q: What will happen in case of improper filter installation?

A: Proper setting up of a power filter essentially assists with making secure water condition for your fish. What will happen if you don’t install it correctly is not likable. Improper installation will alter the normal functioning of the filter; in short, it is just like having none. Therefore the oxygen levels can decrease, and Waste and toxic components will also accumulate in the water in the aquarium.

Q: What are the most reputable aquarium power filter brands? 

A: You are most likely aware that there are such vast numbers of filter brands accessible available today. What’s more, to assist you with facilitating the perplexity of which one to get for your tank, the best and most believed brands are basically the ones in this review which including marina, Penn Plax, MarineLand, Fluval, tetra, Aqueon and also aqua clear.

Final Words

Many people use the best aquarium power filters, unlike other different types of filters. They have low cost, simplicity of establishment, simple maintenance, obviously, their various discretionary features. All these are only a couple of the reasons why the two novices and geniuses in the aquarium side interest can’t abandon this gadget to assist with bettering the consideration of their aquarium pets.

The right, practical, and dependable power filter can incredibly help with keeping the tank water perfectly clear and a safe center for different fish and oceanic plants to flourish in. Therefore save up some cash and purchase this excellent product.

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