5 Best Passive Subwoofer For Home Theater

Do you want to improve the sound quality of your home theater by installing a passive subwoofer?

Raise the bar for entertainment in the film and music industries!

You’re in luck since there are so many fantastic options available; upgrading your audio system won’t be difficult at all if you make the appropriate pick.

In this piece, we’ll take a look at the many kinds of passive subwoofers available and identify the models that are best suited for developing an immersive, high-quality surround sound environment.

Moreover, we will discuss how to determine the appropriate size of the speaker, as well as the components that constitute a subwoofer of sufficient quality.

Continue reading to find out exactly what must be done for a passive subwoofer setup to provide high-quality sound.

Also Read: 5 Best Passive Subwoofers of 2023

Passive Subwoofers Comparison Table

NamePower, WDriver size, inch.Frequency responseDimensions, inch (HxWxD)
Rockville SBG1188 best overall5001820Hz-500Hz26×13.2×18
Dayton Audio MKSX4 budget160440Hz-500Hz16×5.9×14
Electro-Voice ELX200-18S premium4401820Hz-250Hz23.6×19.6×22.6
Behringer Eurolive VP1800S.6001840 to 200 Hz24.21 x 20.87 x 25.59 
Yamaha CXS15XLF 6001533 Hz to 150 Hz9 x 23 x 28.6 

5 Best Passive Subwoofer For Home Theater

  • Rockville SBG1188 – best overall.
  • Dayton Audio MKSX4 – budget.
  • Electro-Voice ELX200-18S – premium.
  • Behringer Eurolive VP1800S.
  • Yamaha CXS15XLF

1- Rockville SBG1188 – Best Overall

Rockville SBG1188 – Best Overall

The goal of the Rockville SBG1188 is to make it easy for DJs, churches, and bands to get the best sound.

This 18″ passive speaker works well with powered speakers, powered subwoofers, or a full PA system.

It can handle even the biggest groups with an RMS of 500 watts and a Program power handling of 750 watts.

The fact that it can be mounted on a pole makes it easy to set up.

Just put the sub where you want it and use the comfortable handles to move it easily.

It is made of high-density, non-synthetic MDF that has been nailed, glued, and supported to make it strong.

You can also expect great sound quality from its 3″ High-Temperature Aluminum Voice Coil and 90oz Woofer Magnet, as well as its Dual Ported case, which improves bass feedback even more.

All in all, the Rockville SBG1188 is a great choice for any professional audio setup that needs high-quality sound.

Most of the time, this type is on the larger side. It’s not a good choice for walls that aren’t very strong because it weighs 53.9 pounds.

On the other hand, a stick can be attached to it. As part of the device, you will get nuts that each have four rubber feet that keep them from moving.

On the back of the device, there are RCA jacks and 1/4-inch jacks for connecting to other devices. On the inside, all of them have links that are the same.

Key Specs

  • 500 watts RMS. 750 watts Program power handling
  • 18″ 1000 Watt passive.
  • Frequency response: 20Hz-500Hz.
  • Dimensions, inch (HxWxD): 26×13.2×18.
  • Construction: high-quality, Non-resonant MDF


  • The SBG1188 has a very powerful motor. This allows it to produce a lot of low-end frequency response, which is perfect for music that has a lot of bass.
  • It has a very sturdy construction. It is made from high-quality materials that will last for years.
  • The sound quality of the SBG1188 is excellent. It reproduces music accurately and with a great deal of detail.
  • It’s very simple to set and use. It is included with all of the necessary hardware and instructions.
  • The price of the SBG1188 is very reasonable. It is an excellent value for the money.


  • It is possible that it will not always be able to generate a good sound at very low frequencies.

2- Dayton Audio MKSX4 – Budget

Dayton Audio MKSX4 – Budget

The Dayton Audio MKSX4 Subwoofer is a flexible and satisfying way to add low-end support to your home audio system.

This passive subwoofer has four 4″ drivers in a small housing, so you can get the warmth and clarity of full bass tones that blend smoothly into your sound system.

With a power handling of 160 watts RMS, the Dayton Audio MKSX4 is great for anyone who wants to build a 2.1 system that is both cheap and strong.

This low-profile subwoofer has four drivers that are fixed in a pipe. It can handle frequencies from 40 to 500 Hz and has a good sensitivity of 88 dB 1W/1m.

With all of these features, the MKSX4 is a great choice for improving the music clarity in small to medium rooms.

Also, its small size (16″ H x 5.9″ W x 14″ D) makes it easy to place and connect to current sound systems. It has great bass performance without taking up too much room.

The unit is great for music, movies, and even games because of its strong booster and responsiveness.

Its small size makes it easy to fit into tight areas and saves valuable space in your living room.

Plus, since each driver is very efficient, there’s no need to push the amp hard or lower the sound quality to get low notes to come out at higher rates.

The Dayton Audio MKSX4 Subwoofer has you covered whether you want to feel like you’re in the middle of the action or just want your favorite songs to sound better.

Key Specs

  • Dual slot ports lessen air turbulence
  • Utilizes the same high excursion drivers as the MK402 bookshelf speakers, resulting in a matched and unified sound.
  • The configuration of the manifold drivers helps to reduce undesired vibration and resonance.
  • The sub may be put vertically or horizontally, thanks to rubber feet that can be removed.
  • Frequency response: 40Hz-500Hz.
  • Dimensions, inch (HxWxD): 16×5.9×14.



  • Having the choice to enjoy high-quality, low-frequency bass is a plus.
  • Almost any amplifier will suffice to power the passive subwoofer.
  • As a result of its two slot ports, there is less wind resistance.
  • The passive subwoofer may be set up either horizontally or vertically, thanks to the rubber feet that can be removed.



If you do not already own an amplifier that is compatible with this subwoofer, you will need to go out and get one before using it.

3- Electro-Voice ELX200-18S – Premium

Electro-Voice ELX200-18S – Premium

When you plug in the Electro-Voice ELX200-18S 18″ 1600W Passive Subwoofer, quiet sounds will be loud.

The maximum power of this subwoofer is 1600 W, and the maximum sound pressure level (SPL) is 133 dB.

It has a high-sensitivity sensor made by EV, which gives it the most power.

The high-output EVS-18L woofer, which was made to strict standards for durability and good reproduction of low frequencies, makes for a great bass response.

This subwoofer has been put through more than 500 hours of damage and endurance tests to make sure it works well. It has a 15 mm wood frame with bracing inside and a strong polyurea finish on top.

It’s also small and light, and the sound is great. All these features make it a great choice for travel or permanent use.

Key Specs

  • High-output EVS-18L woofer designed for exacting specifications for superior durability
  • 1600 W (peak), 133 dB peak SPL
  • Driver size, inch: 18.
  • Frequency response: 20Hz-250Hz.
  • Dimensions, inch (HxWxD): 23.6×19.6×22.6.


  • The assembly and the parts used are of high quality.
  • Accurate bass that is also very clearly defined.
  • Simple assembly and mounting instructions.


  • We couldn’t find any of them.

4- Behringer Eurolive VP1800S

Behringer Eurolive VP1800S

The Behringer VP1800S 1600W 18 Inches Passive Subwoofer offers sound professionals sound quality that can’t be beaten, as well as a wide frequency range and dynamic range.

Using the most up-to-date loudspeaker technology, the subwoofer can handle powerful material with 400 watts of constant power and 1600 watts of peak power, giving it a great performance even when dealing with complex audio data.

It correctly plays back ultra-low frequencies with clarity and meaning that can’t be found anywhere else, giving live sets or records an extra layer and more life.

This professional 18″ PA subwoofer would be a great addition to the setup of any sound worker, whether they work in a studio or on stage, and it would be a great way to record great sound.

Using a crossover or low-pass filter, the THRU connection sends the filtered signal to high-frequency speakers.

This saves wiring and avoids turning on additional amplifier channels.

The front side also contains phase inverter apertures and a detachable protective grille. Both aspects improve sound directivity.

The bass is powerful, accurate, and does not rattle or resonate. I tested the VP1800S with several amplifiers. It worked well with 500–600 watts of energy, but I didn’t try it with more.

Quality costs, therefore, the VP1800S may not please audiophiles. In this case, you get a good “workhorse” suitable for many users at a low price.

Key specs

  • Professional 1600-Watt 18” subwoofer for PA applications
  • 400 Watts Continuous / 1600 Watts Peak Power
  • Driver size, inch: 18.
  • Frequency response: 40Hz-200Hz.
  • Dimensions, inch (HxWxD): 20.9×25.6×24.2.


  • Reproduction of extremely low frequencies that is both accurate and punchy, despite their low level.
  • Grille is made of rugged steel that will protect the speakers.
  • Accurate and constrained bass playing.


  • The handles are awkward to carry in this manner.
  • Extremely burdensome.
  • The construction of the cabinets is not of very high quality.

5- Yamaha CXS15XLF 

Yamaha CXS15XLF 

The Yamaha CXS15XLF Passive Subwoofer is a great device for anyone who wants to get the deep bass and thump they want from their sound system.

A 1600W amplifier powers it. This 15-inch subwoofer is made of strong materials and has a steel grille that stops it from resonating.

It will work well for many years. As the name suggests, it is a passive speaker, which means that it doesn’t have its own power source and relies on outside amplification.

This makes it very easy to join since you only need to run one wire from your amplifier or receiver to get your system up and going.

The Yamaha CXS15XLF passive subwoofer is a powerful yet compact way to improve sound at any place.

This 15-inch subwoofer can put out up to 600 watts of power, and its 91.3-pound frame makes it great for bigger rooms.

It has a well-thought-out housing design that improves bass performance and makes it easy to use, with dimensions of 9 by 23 by 28.6 inches and a desk mounting type.

The Yamaha CXS15XLF has the newest version of high-power speakers, which gives it great sound accuracy and clarity that will take your listening experience to the next level.

Today, add this powerful passive subwoofer from Yamaha to your PA sound system to make it sound better.

Key Specs:

  • Subwoofer Diameter 15 Inches
  • Mounting Type Tabletop
  • Speaker Maximum Output Power 600 Watts
  • 600-watt Passive PA Subwoofer with 15″ LF Driver
  • Item Weight 91.3 pounds
  • Product Dimensions 9 x 23 x 28.6 inches


  • The CXS15XLF is light and easy to transport.
  • It has a robust enclosure that will protect the speakers from damage or wear and tear.
  • The sound of this subwoofer is accurate and clear, making it perfect for various applications.
  • It has an optimized design that enhances its bass
  • performance.
  • The mounting type is tabletop, making it easy to install and use.


  • This subwoofer is not designed for wall mounting.
  • It may be too heavy for some people to move around easily.
  • Its size may not fit in smaller rooms or venues.


How To Choose A Subwoofer For Home Theater?

There are a few things you need to think about when choosing a subwoofer for your home theater.

First, you should know what kind of room you want to put it in. If it’s a big room, you should look for something with more power and energy so it can fill the whole room with sound.

Furthermore, ensure the subwoofer is the right size and has the right power level and impedance voltage to work with the rest of your home theater setup.

Also, consider your budget and how much you will spend on the subwoofer.

Quality becomes good with price, but don’t be afraid to look around for one that fits your budget.

Lastly, learn how to use tone controls like equalizers to quickly change the subwoofer settings and enjoy the low-end thrills of real home theater audio.

Are Passive Subwoofers Any Good?

Home sound systems and entertainment rooms can benefit from having passive subwoofers.

Passive subs can usually be powered by amplifiers or radios with subwoofer output, making them easy to add to more extensive systems.

One of the benefits of using an inactive subwoofer is that the sound quality is better because the amplifier or receiver is used to power it instead of the sub’s amplifier, which may be of lower quality.

Also, when hooked up to an amplifier, they always have more power than their active peers, making the bass bigger and stronger.

Some audiophiles think that passive subs aren’t as good as active ones, but most of the time, this comes down to personal taste and the type of sound system being used.

What Size Is Subwoofer Best For Home Theatre?

Choosing the right size subwoofer for a home theater system is important because it will affect how much bass sound you can make in your room.

If you want great sound for movies, video games, or music, a subwoofer at least 8 inches wide is a good choice.

A subwoofer with an 8-inch driver can give you strong, powerful bass tones that can really make your music sound better.

On the other hand, people who want loud, booming sounds in bigger home theaters should choose models with 12-inch or 15-inch speakers.

Most of the time, these bigger sizes are louder and cover more bass than smaller ones.

In the end, picking the right size subwoofer relies mostly on what you want to achieve and how you like to enjoy the low-frequency sound.

Does A Passive Subwoofer Need An Amp?

Even though it may not look like it, an inactive subwoofer needs an amplifier to work.

A passive subwoofer does not have any technology built into it and needs an amp to work. Adding a silent subwoofer to your sound system is a good idea for several reasons.

First, it can strengthen your sound system’s bass because it has more power and output than a normal speaker box.

Also, when you use an inactive subwoofer that needs an amp, you have a lot more control over how the sound comes out than when you use an active subwoofer.

Last but not least, bigger drivers can be used because there is more room and no enclosures.

This makes the bass sound louder and gives you an overall better audio experience.

Does A Passive Subwoofer Need A Crossover?

The simple answer to this question is yes, but it may depend on the speaker you have.

Most passive subwoofers, which don’t have their own amplifiers or power outputs, need an extra audio crossover device or filter to work with a system with more than two speakers.

A crossover’s job is to separate frequencies, sending higher ones to smaller speakers like tweeters and sending lower ones, like bass and sub-bass sounds, to a bigger speaker like a woofer or subwoofer.

This way, they can all work better together to make clear highs and strong lows at the same time.

So, if you want your passive subwoofer’s low sounds to be as good as they can be and if you want to get the most out of your audio system, you need a good crossover.

Can I Connect A Passive Subwoofer To A Soundbar?

Adding a passive subwoofer to a soundbar is possible, but the setup isn’t as easy as other systems. With the right tools and sound system setup, however, you can make this mix of gadgets work together.

The first step is to buy an active subwoofer amplifier and connect it to both your sound bar and passive subwoofer.

If you use component speakers for the boosted sub, you will need extra wires or lines to connect them.

By adding a passive subwoofer to your soundbar, you can get more power from your system and create a much fuller, richer sound without changing or buying more expensive equipment.

So, if you want an immersive sound experience reasonably priced, adding a passive subwoofer to your soundbar may be the correct answer for your home entertainment needs.

Are passive subwoofers better than active ones?

Passive subwoofers are speakers without tweeters that need an external amplifier.

Active subwoofers are more convenient because they have an amplifier built in.

If you want to save room and get the best sound quality, passive subwoofers are the way to go because their drivers are usually more significant, and they can handle more power than active ones.

On the other hand, if you want a subwoofer that is easy to set up and move around, you should get an active subwoofer that is quick to set up and easy to move between rooms or homes.

In the end, the best choice depends on what you like. You need to look at the differences between each kind to make an educated choice.

Can I connect the passive subwoofer to the receiver?

You are able to connect a passive subwoofer to the receiver; however, you will want an amplifier in order to provide power to the subwoofer.

In addition, you will be required to connect the speaker to the subwoofer by bypassing the speaker wire from the receiver to the subwoofer.

Can a powered speaker power a passive sub?

A powered speaker can’t supply power to a passive subwoofer since the two devices operate in completely different ways. A connection to an amplifier is required for the subwoofer to produce any audible sound at all.

How do I convert my passive subwoofer to an active one?

It is not feasible to convert a passive subwoofer into an active one since passive subwoofers do not include the essential components to do the conversion.

Can a powered subwoofer be used as a passive subwoofer?

It is feasible to utilize a powered subwoofer in the same way that one would use a passive subwoofer. Thus, the answer to your question is yes.

On the other hand, the outcomes might not be as satisfying as they are when using a passive subwoofer that is exclusively part of the system.


If you want to take the most out of your home theater setup, the Yamaha CXS15XLF Passive Subwoofer is a great pick.

Its small size and high output power make it perfect for more significant settings. Its anti-resonance steel grille makes it durable and ensures that the sound quality is the best.

Its optimal housing design improves bass performance, and its lightweight frame makes it easier to move around. It also works with many devices and has more power than active subwoofers because it is inactive.

With the Yamaha CXS15XLF Passive Subwoofer, you can hear deep and robust bass tones that can boost your home movie experience.

Also Read: Alpine Type R 12 Inch Subwoofer Review


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